4897 Indian School Rd NE
Suite 150
Salem Oregon 97305-1126
www.jjamusements.com
Phone: 503-304-8899
Tol l Free Phone : 800 - 854 -314 0
Fax: 503-304-1899
Tol l Free Fa x: 800 -36 6 -7505
TECHNICAL CONTACT INFORMATION
We value your feedback; technical comments and
suggestions are helpful to us. Please e-mail your
comments to service@jjamusements.com.
From time to time, updates may be made
to this manual. For the latest updates,
please visit our technical website at
http://jjamusements.com/technical/index.htm.
Important Safety Notice
Proper service and repair procedures are vital to safe, reliable operation of J&J go karts, as well as to the personal
safety of those performing the repairs. This manual outlines procedures for servicing and repairing J&J go karts, using
safe, eff ective methods. The procedures contain many NOTES, CAUTIONS and WARNINGS which should be followed
(along with standard safety procedures) to reduce the possibility of personal injury or improper service, which could
damage the go kart or compromise its safety.
It is important to note that repair procedures, techniques, tools and parts for servicing J&J go karts, as well as the skill
and experience of the individual performing the work, vary widely. It is not possible to anticipate all conceivable ways,
or conditions under which J&J go karts may be serviced, or to provide cautions to all possible hazards that may result.
St andard p recautio ns sho uld be used whe n hand ling toxic or fl ammable fl uids, and safety goggles or other protection
should be used during cutting, grinding, chiseling, prying or any other process that can cause material removal or
projectiles. J&J recommends the use of safety goggles or approved glasses during all servicing of J&J go karts.
All information contained in this manual is based on the latest product information available at the time of printing.
We reserve the right to make changes at any time without notice. All rights reserved. Except as expressly provided
herein, no part of the manual may be reproduced, copied, transmitted, disseminated, downloaded or stored in any
storage medium, for any purpose, without prior written consent of J&J Amusements, Inc. An Oregon Corporation. J&J
Amusements, Inc. grants permission to download a single copy of this manual onto a hard drive or other electronic
storage medium to be viewed for personal use, provided that such electronic or printed copy of this manual contains
the complete text of this copyright notice. Any unauthorized commercial distribution of this manual is strictly
prohibited.
As you read this manual, you will fi nd information that is preceded by a NOTE symbol. The purpose of this message is to
prevent damage to the go kart, other property, or the environment.
SAFETY MESSAGES
Your safety and the safety of others are very important. To help you make informed decisions, we have provided safety
messages and other information throughout this manual. Of course, it is not practical or possible to warn you about all of
the hazards associated with ser vicing a go kart. You must use your own good judgement.
You will fi nd important safety information in a variety of forms, including:
SAFETY MESSAGES - preceded by a safety alert symbol and one of four signal words:
DANGER, WARNING, CAUTION, or SAFETY ITEM.
THESE SIGNAL WORDS MEAN:
DANGER ..............................You WILL be KILLED or SERIOUSLY INJURED if you do not follow the subsequent instructions.
WARNING ............................You CAN be KILLED or SERIOUSLY INJURED if you do not follow the subsequent instructions.
CAUTION...................................................................You WILL be INJURED if you do not follow the subsequent instructions.
SAFETY ITEM ...This safety device was installed at the factory and may be required by state, local, or ASTM standards.
INSTRUCTIONS - how to service these go karts correctly and safely.
To eliminate unnecessary work, careful reading of the applicable section is recommended before starting to service
a go kart. Photographs, diagrams, notes, cautions, warnings, and detailed descriptions have been included wherever
necessary. Nevertheless, even a detailed account has limitations; a certain amount of basic knowledge is also required
for successful work.
Especially note the following:
DIRT
Before removal and disassembly, clean the go kart. Any dirt entering the engine or other parts will work as an abrasive
and shorten the life of these parts. For the same reason, before installing a new part, clean off any dust or metal fi lings.
TIGHTENING SEQUENCE
Generally, when installing a part with several bolts, nuts or screws, start them all in their appropriate holes and tighten
them to a snug fi t, then tighten them evenly in a cross pattern. This action will avoid distortion of the part. Conversely,
when loosening the bolts, nuts or screws, loosen each by a quarter turn, and then remove in a similar cross pattern.
Where there is a tightening sequence indication in this Service Manual, the bolts, nuts or screws must be tightened in the
order and method indicated.
TORQUE
When torque values are given in this Service Manual, use them. Either too little or too much torque may lead to serious
damage. Use a good quality, reliable torque wrench.
FORCE
Common sense should dictate how much force is necessary in assembly and disassembly. If a part seems especially
diffi cult to remove or install, stop and examine what may be causing the problem. Whenever tapping is necessary, tap
lightly using a wooden or plastic-faced mallet. Use an impact driver for screws (particularly for the removal of screws held
by a locking agent) in order to avoid damaging the screw heads. It also may be necessary to apply heat to some parts that
are held with a locking compound.
EDGES
Watch for sharp edges, especially during major motor/engine disassembly and assembly. Protect your hands with gloves
or a piece of thick cloth when lif ting the motor/engine or turning it over.
HIGH-FLASH-POINT SOLVENT
A high-fl ash-point solvent is recommended to reduce fi re danger. A commercial solvent commonly available in North
America is “standard solvent” (generic name). Always follow manufacturer and container directions regarding the use of
any solvent.
GASKET, O-RING
Do not reuse a gasket or O-ring once it has been in ser vice. The mating sur faces around the gasket must be free of foreign
matter and perfectly smooth.
LIQUID GASKET, NON-PERMANENT LOCKING AGENT
Follow manufacturers’ directions for cleaning and preparing surfaces where these compounds will be used. Apply
sparingly, as excessive amounts may cause serious damage. An example of a non-permanent locking agent commonly
available in North America is Loctite® Lock’n Seal (Blue).
PRESS
A part installed using a press or driver, such as a wheel bearing, should fi rst be coated with oil on its outer or inner
circumference so that it will go into place smoothly.
OIL SEAL AND GREASE SEAL
Replace any oil or grease seals that were removed with new parts, since removal generally damages seals. When pressing
in a seal containing manufacturer’s marks, press it in with the marks facing out. Seals should be pressed into place using
a suitable driver (which contacts evenly with the side of the seal) until the face of the seal is even with the end of the hole.
Always use assembly oil or grease on the lip (sealing edge) of any seal prior to assembly.
CIRCLIP, RETAINING RING
Replace any removed circlips and retaining rings with new ones, as removal weakens and deforms them. When installing
circlips and retaining rings, take care to compress or expand them only enough to install them and no more.
COTTER PIN
Replace any cotter pins that were removed with new ones, since removal deforms and breaks them.
REPLACEMENT PARTS
When there is a replacement instruction, replace these parts with new ones every time they are removed. Removed parts
will be damaged and/or lose their original function.
INSPECTION
When parts have been disassembled, visually inspect these parts for the following conditions or other damage (If there is
any doubt as to their condition, replace them with new parts):
Abrasions, cracks, hardening, warping, bends, dents, scratches, wear, color changes, deterioration, seizure.
SPECIFICATIONS
Specifi cation terms are defi ned as follows:
“Standards”: Show dimensions or performances which brand-new par ts or systems have.
“Service Limits”: Indicate the usable limits. If measurement shows excessive wear or deteriorated performance, replace
FPX is “The Tire Store” for
concession go kart tires. We carr y
only the best and most popular
sizes.
We stock so many tires we have
another warehouse on the east
coast! That’s right, we have a
warehouse in Atlanta, Georgia
and one at our headquar ters in
Salem, Oregon!
Wheel base ..................................................................................................................................................................... 44.125” (112cm)
Fuel capacity .............................extra-capacity fuel tanks available, model dependent, 2.2, 3.3, 3.5 or 4.75 gallon capacities
ENGINE
Model .........................................................................................................................Honda™ GX160k1, GX200, GX240k1, GX270k1
Type ......................................................................................................... 4-stroke, overhead valve, single cylinder, inclined by 25°
Cooling system ........................................................................................................................................................................ forced air
Starting system ....................................................................................................................................... recoil, optional electric start
Lubrication system .......................................................................................................................................................................splash
DRIVE TRAIN
Clutch type ..................................................................................................................................................centrifugal, wet multi-disc
Final drive system ...................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type .............................................................................................................................................................................................. unitized
Coatings ............................................................................................... phosphate dipped and electrostatic powder-coated 425°f
Steering angle .............................................................................................................................................................24° to either side
Caste r ..................................................................................................................................................................... adjustable, 0° to 14°
Wheel base .....................................................................................................................................................................44.125” (112cm)
Fuel capacity ............................ extra-capacity fuel tanks available, model dependent, 2.2, 3.3, 3.5 or 4.75 gallon capacities
ENGINE
Model ........................................................................................................................ Honda™ GX160k1, GX200, GX240k1, GX270k1
Type .........................................................................................................4 -stroke, overhead valve, single cylinder, inclined by 25°
Cooling system ........................................................................................................................................................................forced air
Starting system .......................................................................................................................................recoil, optional electric start
Lubrication system .......................................................................................................................................................................splash
DRIVE TRAIN
Clutch type .................................................................................................................................................. centrifugal, wet multi disc
Final drive system ..................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type ..............................................................................................................................................................................................unitized
Coatings .............................................................................................. phosphate-dipped and electrostatic powder-coated 425°f
Steering angle .............................................................................................................................................................24° to either side
Caste r .....................................................................................................................................................................adjustable, 0° to 14°
Wheel base ..................................................................................................................................................................... 44.125” (112cm)
Model ................................................................................................................................................................................................. D&D
Type ................................................................................................................48vdc, separately excited, 48vdc permanent magnet
Cooling system .........................................................................................................................................................................forced air
Maximum horsepower ............................................................................................................................................... 18.6 hp (13.9 kw)
Controll e r .................................................................................................................... ................................................................... sevcon
............................................................................................................................................870 amps cold cranking amps per battery
................................................................................................................................................. 120 amps reserve capacity per battery
DRIVE TRAIN
Clutch type ............................................................................................................................................................................ direct drive
For w ard /re verse .................................................................................................................................................................................. yes
High/low (optional) .......................................................................................................................................................yes, with Kartrol
Final drive system ...................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type .............................................................................................................................................................................................. unitized
Coatings ............................................................................................... Phosphate-dipped and electrostatic powder-coated 425°f
Steering angle ............................................................................................................................................................. 24° to either side
Caste r ......................................................................................................................................................................adjustable, 0° to 14°
Wheel base ..................................................................................................................................................................... 44.125” (112cm)
Model ................................................................................................................................................................................................. D&D
Type .................................................................................................................48vdc separately excited, 48vdc permanent magnet
Cooling system .........................................................................................................................................................................forced air
Maximum horsepower ............................................................................................................................................... 18.6 hp (13.9 kw)
Controll e r .................................................................................................................... ................................................................... sevcon
............................................................................................................................................870 amps cold cranking amps per battery
................................................................................................................................................. 120 amps reserve capacity per battery
DRIVE TRAIN
Clutch type ............................................................................................................................................................................ direct drive
For w ard /re verse .................................................................................................................................................................................. yes
High/low (optional) .......................................................................................................................................................yes, with Kartrol
Final drive system ...................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type .............................................................................................................................................................................................. unitized
Coatings ............................................................................................... phosphate-dipped and electrostatic powder-coated 425°f
Steering angle ............................................................................................................................................................. 24° to either side
Caste r ......................................................................................................................................................................adjustable, 0° to 14°
Wheel base ........................................................................................................................................................................... 36” (91.4cm)
Fuel capacity ....................................................................................................................................(extra-capacity)2.2 gal (8.3 liters)
ENGINE
Model ............................................................................................................................................................ Honda™ GX160k1, GX200,
Type ..........................................................................................................4- stroke, overhead valve, single cylinder, inclined by 25°
Cooling system .........................................................................................................................................................................forced air
Starting system ........................................................................................................................................recoil, optional electric start
Lubrication system ....................................................................................................................................................................... splash
DRIVE TRAIN
Clutch type ...................................................................................................................................................centrifugal, wet multi-disc
Final Drive System ...................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type .............................................................................................................................................................................................. unitized
Coatings ............................................................................................... phosphate-dipped and electrostatic powder-coated 425°f
Steering angle ............................................................................................................................................................. 24° to either side
Caste r ......................................................................................................................................................................adjustable, 0° to 14°
Wheel base ........................................................................................................................................................................... 36” (91.4cm)
Model ................................................................................................................................................................................................. D&D
Type ................................................................................................................. 24vdc separately excited, 24vdc permanent magnet
Cooling system .........................................................................................................................................................................forced air
Maximum horsepower ................................................................................................................................................... 9.3 hp (6.9 kw)
Controll e r .................................................................................................................... ................................................................... Sevcon
Power .................................................................................................................................... 24 vdc, qty 2 (12 volts Trojan T-31-AGM)
.......................................................................................................................................... 720 amps, cold-cranking amps per battery
................................................................................................................................................. 100 amps reserve capacity per battery
DRIVE TRAIN
Clutch type ............................................................................................................................................................................ direct drive
For w ard /re verse .................................................................................................................................................................................. yes
High/low (optional) .......................................................................................................................................................yes, with Kartrol
Final drive system ...................................................................................................................................520 X ring hd chain, cog belt
FRAME
Type ....................................................................................................................................................................... unitized, monocoque
Coatings ............................................................................................... phosphate-dipped and electrostatic powder-coated 425°f
Steering angle ............................................................................................................................................................. 24° to either side
Caste r ......................................................................................................................................................................adjustable, 0° to 14°
Brake type .............................................................................................................................................. (self-adjusting) hydraulic disc
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
0-7
IMPORTANT INFORMATION
Throughout this manual, we will discuss the proper repair techniques for your J&J go karts: however, the most important
job of any technician is to maintain the fleet. Properly maintained equipment, in most cases, will have fewer failures, as the
problems are addressed before they happen.
When following the guides in the next few pages, be sure to look over the entire kart for potential problems and address
them as needed prior to allowing guests to operate the equipment. Each piece of equipment should be inspected daily for
problems or needed repairs. As an example, if you find a tire that is showing a wear indicator in the morning, replace the
tire; it will prevent the tire from failing in the middle of the day, requiring the kart to be taken out of service when it may be
needed the most. An out-of-adjustment belt can cause extensive wear on the belt and clutch bearings, and cause premature
failure. The list goes on and on, but the key is to maintain the equipment rather than react to failures.
Utilize the maintenance logs to track problems with your fleet. Log kart numbers and parts replaced to track other issues
that may be causing a particular kart’s parts to be damaged more quickly than they should. As an example, you may have
a kart that continually fouls a spark plug. If you do not track that type of usage, then all you know is that you go through a
lot of spark plugs when it may only be one or two karts with other issues that are causing the plugs to foul. In that case,
the real issue may be as simple as a dirty air cleaner that is not allowing proper air flow to the motor, causing it to run rich
or have excessive carbon build up in the combustion chamber. In either case, the root of the problem is something other
than the spark plug, but the result is a fouled plug. This is especially important when there is more than one maintenance
person working on the equipment. If the replacement parts are not tracked, then one person could replace a part one day,
another the next, and each would not know that the single kart is wearing parts out so quickly.
Below are explanations of the services listed in the maintenance charts for gas-powered go karts.
The proper fl uids and lubricants to use are listed in this section. Make sure to always use the recommended fl uids and
lubricants. All parts should be replaced and all necessary repairs done before the kart is operated.
CAUTION J&J recommends use of safety goggles or approved glasses during all servicing of J&J go karts.
1. ENGINE OIL & REDUCTION GEAR OIL: Always use API service SG.SF/CC.CD. Designation shown on the container.
To determine the preferred viscosity of oil for your go-kart’s engine, see “Engine Oil” in the Honda™ Shop Manual.
AIR CLEANER FILTER REPLACEMENT: Clean, check and replace at the specifi ed intervals; see the Honda™a Shop
2.
Manual.
FUEL STRAINER: Clean at the specifi ed interval or sooner if clogged.
3.
SPARK PLUG CLEANING & REPLACEMENT: Clean and replace spark plugs with the type listed in the Honda™ Shop
4.
Manual.
VALVE CLEARANCE: Check and adjust at the specifi ed intervals; see the Honda™ Shop Manual.
5.
6.
COMBUSTION CHAMBER & VALVES: Decarbonize cylinder head and lap valves; see the Honda™ Shop Manual.
FUEL TANK, CAP & LINES INSPECTION: Inspect the fuel tank, cap and lines for damage or leaks. Remove the fuel
7.
cap, inspect the gasket for an even fi ller neck imprint and any damage. Replace parts as needed.
FRONT HUBS AND SPINDLES: Inspect and grease the front spindles every 2 weeks or 200 hours. Front hub nuts
8.
should be torqued to 50 ft. lbs.
AXLE & AXLE BEARINGS: Inspect the axle for bending and cracking. Clean and grease the axle bearings at the
9.
specifi ed intervals or sooner, if operated in dirty or wet conditions.
STEERING: Check for smooth and precise movement from full turn left to full turn right. Inspect the tie rods and
10.
rod ends for loosening, damage or wear. To prevent uneven tire wear and a poor-handling kart, check the front end
alignment weekly or every 100 hrs.
11.
DRIVE BELTS: Inspect the drive belts for proper defl ection, alignment and tension. Twisted or cracked belts should be
replaced.
WARNING Too much tension shortens belt and bearing life.
PULLEYS & SPROCKETS: Inspect for damage and proper alignment. Replace as needed.
12.
WHEEL LUG NUTS & STUDS: Check for loose wheel lug nuts and studs daily, and torque to 35 ft. lbs.
13.
WARNING Check the tightness frequently during the fi rst week or 100 hrs, and when the wheel is changed.
ALL NUTS AND BOLTS: Check for loose and/or missing nuts and bolts. Replace as needed.
14.
HYDRAULIC DISC BRAKES INSPECTION: When the engine oil is changed, inspect the lines and hoses for proper
15.
hookup, binding, leaks, cracks, chafi ng, etc. Check the fl uid level in the master cylinder. A low fl uid level can indicate
worn disc brake pads, which may need to be replaced. Inspect the disc for wear and improper alignment.
WARNING Inspect brakes more often if driving conditions result in frequent braking.
SEAT BELTS: Inspect all belts, buckles, latch plates and anchorages daily, replace if necessary.
16.
CAUTION Don’t let anyone operate the go-kart if they can’t wear a seat belt properly. If the kart is in a crash and
they are not wearing a seat belt, they could hit things inside the kart or be ejected from it; they can be seriously
injured or killed. Always properly fasten customers’ seat belts, and then double-check to make certain the straps
are not loose.
17.
STARTER ROPE: Check the rope for fraying. Check the air intake screen for foreign matter that could cause
overheating or fi re; see the Honda™ Owner’s Manual.
TIRES: For proper wear and maximum tire life, rotate the tires and check infl ation (see service schedule). A properly
18.
infl ated and aligned tire should wear evenly across the tread. Replace tires when the wear indicator lines are no
longer visible around the sidewalls.
19.
CHASSIS LUBRICATION: Lubricate the steering linkage, throttle linkage pedal, and throttle control arm at the
specifi ed intervals, or after washing. When used in dusty or wet conditions, service more frequently.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
GO-KART SERVICE SCHEDULE (Gas)
Item #ItemService type
Log hours of operation to determine proper maintenance intervals.
1Engine oil
1Reduction gear oil
2Air fi lter
3Fuel strainerClean
4Spark plug
5Valve clearanceAdjust
6Combustion chamber Clean
7Fuel tank & fuel lines
8Front hubs & spindles
9Axle & axle bearings
10SteeringCheckDaily
11Drive belts
12Pulleys
13
14All nuts & bolts
15Hydraulic brakes
16Seat belts
17Starter rope
18Tires (40-50psi)
19Chassis lubricationLubricateAfter every wash
20Warning decals
(1) Service more frequently when used in dusty areas.
(*) Replace paper element type only.
Wheel lug nuts &
studs
Check levelDaily
Change
Check levelDaily
Change
CheckDaily
Clean (1)
Replace (*)
Check
Replace
CheckDaily
Replace linesYearly
Replace tankWhen necessary
CheckDaily
TorqueWhen necessary
GreaseYearly
Check
GreaseYearly
Check Daily
AdjustWhen necessary
ReplaceWhen necessary
CheckDaily
AdjustWhen necessary
ReplaceWhen necessary
CheckDaily
Torque wheels(35 ft.lbs) When replaced
ReplaceWhen damaged
CheckDaily
TorqueYearly
ReplaceWhen damaged
Check pad wear
Check fl uid level
Fluid changeYearly
CheckDaily
ReplaceWhen damaged
CheckDaily
ReplaceWhen damaged
CheckDaily
RotationWhen necessary
ReplaceWhen damaged
CheckDaily
ReplaceWhen damaged
Check
Frequency
0-9
1st
20 hrs
Note: This is a sample form. Your checklist should include but not
be limited to these items. Make extra copies for future use.
Below are explanations of the services listed in the maintenance charts for electric-powered Go karts.
The proper fl uids and lubricants to use are listed in this section. Make sure to always use the recommended fl uids and
lubricants. All parts should be replaced, and all necessary repairs done before the kart is operated.
CAUTION J&J recommends use of safety goggles or approved glasses during all servicing of J&J go karts.
1. SB175 CHARGER PLUG/CHARGER BRUSHES: Make sure that the plug is lubricated with dielectric grease. Inspect
the plug for deep grooving or signs of arcing. Make sure charger brushes (if equipped) are in good condition and they
both slide up and down freely in the holder. Inspect the UHMW brush holder to be sure it is tightly fastened to kart’s
chassis. Look for loose or damaged cables or connections. Check that the brushes are making good contact with the
fl oor plates. Repair or replace as needed.
2. 4 GAUGE POWER WIRE: Check for bare wires or heavy discoloration; Replace as needed.
3. MOTOR: Check for discoloration of the motor casing and tightness of the terminal. Use compressed air to remove
dust and debris.
4. CHARGE-STOP FUNCTION: Ensure that with charger plugged in, the acceleration function does not work.
5. SWITCH BOX: Check the switch box for proper operation (see service schedule). Externally inspect the switch box
for bare or damaged wires. Check and tighten the set screw for the on/off and forward/reverse knob (see service
schedule).
6. BATTERIES: Check the terminal connections for tightness.
7. COMPONENT BOARD: Remove the cover and inspect all the components. Check for bare wires, proper connection,
and any signs of excessive heat, arcing or melting.
8. FRONT HUBS AND SPINDLES: Inspect and grease the front spindles every 2 weeks or 200 hours. The front hub nuts
should be torqued to 50 ft. lbs.
9. AXLE & AXLE BEARINGS: Inspect the axle for bending and cracking. Clean and grease all axle bearings at the
specifi ed intervals, or sooner if operated in dirty or wet conditions.
10. STEERING: Check for smooth and precise movement from full turn left to full turn right. Inspect the tie rods and
rod ends for loosening, damage or wear. To prevent uneven tire wear and a poor-handling kart, check the front end
alignment weekly or every 100 hrs.
11. DRIVE BELTS: Inspect drive belts for proper defl ection, alignment and tension. Twisted or cracked belts should be
replaced.
WARNING Too much tension shor tens belt and bearing life.
12. PULLEYS & SPROCKETS: Inspect for proper defl ection and alignment.
13. WHEEL LUG NUTS & STUDS: Check for loose wheel lug nuts and studs daily, and torque to 35 ft. lbs.
WARNING Check the tightness frequently during the fi rst week or 100 hrs, and when the wheel is changed.
14. ALL NUTS AND BOLTS: Check for loose and/or missing nuts and bolts. Replace as needed.
15. HYDRAULIC DISC BRAKES INSPECTION: When the engine oil is changed, inspect the lines and hoses for proper
hookup, binding, leaks, cracks, chafi ng, etc. Check the fl uid level in the master cylinder. A low fl uid level can indicate
worn disc brake pads, which may need to be replaced. Inspect the disc for wear and alignment.
WARNING Inspect brakes more often if driving conditions result in frequent braking.
16. SEAT BELTS: Inspect all belts, buckles, latch plates and anchorages daily, replace if necessary.
CAUTION Don’t let anyone operate the go-kart if they can’t wear a seat belt properly. If the kart is in a crash and
they are not wearing a seat belt, they could hit things inside the kart or be ejected from it; they can be seriously
injured or killed. Always properly fasten customers’ seat belts, and then double-check to make certain the straps
are not loose.
17. TIRES: For proper wear and maximum tire life, rotate the tires and check infl ation (see service schedule). A properly
infl ated and aligned tire should wear evenly across the tread. Replace tires when the wear indicator lines are no
longer visible around the sidewalls.
18. CHASSIS LUBRICATION: Lubricate the steering linkage, throttle linkage, pedal, and throttle control arm at the
specifi ed intervals, or after washing. When used in dusty or wet conditions, service more frequently.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
GO-KART SERVICE SCHEDULE (Electric)
0-11
Item #ItemService type
Log hours of operation to determine proper maintenance intervals.
CheckDaily
1
24GA. power wire
3Motor
4Charge-stop functionCheckDaily
5Switch box
6Batteries
7Component boardCheck
8Front hubs & spindles
9Axle & axle bearings
10SteeringCheckDaily
11Drive belts
12Pulleys
13
14All nuts & bolts
15Hydraulic brakes
16Seat belts
17Tires (40-50psi)
18Chassis lubricationLubricate
(1) Service more frequently when used in dusty areas.
(2) Use dielectric grease only.
(*) If equipped.
SB175 charger plug/
charger brushes (*)
Wheel lug nuts &
studs
ReplaceWhen damaged
Grease terminals (2)
Check
ReplaceWhen damaged
CheckDaily
Clean (1)
Check operationDaily
Inspection
Check knob set screw
Check voltsDaily
Load test
ReplaceWhen necessary
Clean terminals (1)When necessary
Check
TorqueWhen necessary
GreaseYearly
Check
GreaseYearly
CheckDaily
AdjustWhen necessary
ReplaceWhen necessary
CheckDaily
AdjustWhen necessary
ReplaceWhen necessary
CheckDaily
Torque wheels(35
ft.lbs)
ReplaceWhen damaged
CheckDaily
TorqueYearly
ReplaceWhen damaged
Check pad wear
Check fl uid level
Fluid changeYearly
Check Daily
ReplaceWhen damaged
Check Daily
RotationWhen necessary
ReplaceWhen damaged
Check
Frequency
When replaced
After every
wash
1st
20 hrs
Every
50 hrs
Every
100 hrs
Every
300hrs
Every
500hrs
Note: This is a sample form. Your checklist should include but not
be limited to these items. Make extra copies for future use.
Pre- opening daily checklist for electric go karts
Week of / /
Go-kart ID#
Body color
Item #DescriptionMonTuesWedThuFriSatSun
1Covers & guards: check for proper
installation of the steering cover, axle
cover, pulley guard, fenders and body.
2Seat belts: visually check for frayed
webbing, loose stitching, check buckle
and adjustment operation.
3Safety & warning decals:
Replace if damaged or illegible.
4Pads: check seat, seat back, roll bar,
steering wheel and steering post pads
for damage; replace as needed.
5Accelerator: check for smooth operation
and full return when released.
6Brakes: check pedal travel; check
for proper action during test drive.
Check brake shut-off function (1)
7Steering: check for smooth action,
visually check front wheel alignment.
8Remote shut off system: ((if equipped);
verif y proper operation per
manufacturer’s recommendations.
Servicer must initial each empty
box ever y day. If anything is
not OK, see a supervisor.
9Batteries: check battery voltage; if
10Test go-kart: drive kart to verify
11Roll bar: check for any looseness
12Charging system: check sb175 plug for
13D-rubbers & bumper system:
14Body mounts: check for looseness
15Tires & wheels: verify tires’ psi is to specifi cation;
(1) Check that when brakes are applied, the motor will not engage.
(2) Lube with dielectric grease.(See scheduled maintenance for details)
(*) (if equipped) Check that the charger brushes make contact with the fl oor charging plate and verify that the go-kart is receiving a charge from battery
charger.
low, inspect & load test bat ter y.
proper operation.
in roll bar system
deep grooving or signs of arcing (2);
check charger brushes for damage(*)
Check for any signs of damage.
Replace when necessary.
or improper fastening.
check wheels for loose or missing lug nuts.
Make extra copies for future use.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Go-kart Track Area Checklist
0-15
Week of / /
Track #
Item #DescriptionMonTuesWedThuFriSatSun
1Fire extinguishers: verify proper placement.
2Warning signs & restrictions:
Check for damage and/or legibility.
3Emergenc y communication device:
Verify that communication from
track to management is working.
4Track: walk track & check for broken
or bent rails, missing bolts, etc.
5Track surface: check that the track surface
is clean & clear of any safety hazards.
6Ride briefi ng system: verif y
ride message works.
7Shut-down system: (if equipped)
Check that the shut-down pit loops
are functioning (if equipped).
Servicer must initial each empty
box ever y day. If anything is
not OK, see a supervisor.
SPECIFICATIONS
8Pit area: check that the pit area is clean
9Queue line: check that the queue line area
10Gates: (if equipped): verify gates roll properly.
11Charging area: (electric karts only) check
12Tra ffi c lights: (if equipped):
& clear of any safety hazards; ensure
all gates are latched & secure.
is clean & clear of any safety hazards;
ensure all gates are latched & secure.
charging cords, plugs & fl oor charging
plates (if equipped) for damage.
DateDescribe problemMaintenance performedSer v iced byFinish date
Make extra copies for future use.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
0-17
PRINTABLE WORK ORDER TAGS
This sample maintenance work order tag can be copied for use in your facility. Copy and cut tag along dashed line and
fold along the fold line indicated. Simply attach a maintenance work order tag to a machine in need of repair. When
maintenance is complete, fi le with other ser vice and maintenance information.
Some go-kart tracks do not operate all year long. For this reason, J&J Inc. has prepared this information on how to properly
condition your go-kart fl eet for periods of storage or inactivit y. We urge you to follow the simple instructions and advice
contained here, referencing specifi c model information from your owners ser vice manual to maintain the highest level of
safety and preserve the value of your investment.
OIL CHANGE:
Change the engine and reduction case oil, follow the viscosity chart in your owner/service manual. Start engine and allow
the clean oil to circulate throughout engine for approximately 3 minutes. Remove spark plug and pour about a tablespoon
of clean engine oil into the cylinder. Crank engine several revolutions to distribute oil, then reinstall spark plug.
BRAKE FLUID:
If the annual brake fl uid change has not been performed recently, it is advisable to change the brake fl uid, as contaminated fl uid will cause corrosion and deterioration of the hydraulic brake system. Fluid should be light amber in color. If it is dark
or cloudy, the system must be fl ushed and fl uid renewed.
FUEL TANK:
Drain the fuel tank to remove any moisture or contaminants. Clean and drain carburetor fl oat bowl before storing to
prevent deposits caused by fuel that evaporates over time.
CLEANING AND WAXING:
Storing a dirty go-kart can lead to corrosion, because dirt retains moisture. Thoroughly wash and dry go-kart. Polish and
wax all painted/gel coat surfaces. Spray the unpainted castings such as engine, reduction gear case, spindles and related
hardware with a corrosion protectant to retard corrosion and rust.
TIRES:
Infl ate tires to the recommended pressures and inspect.
CHASSIS LUBRICATION:
Grease spindles, axle bearings, rod ends, throttle arm pivot and pedal pivots to purge any water or contaminants from
these pivot points. Treat other pivots, when no grease fi ttings are provided, with water-displacing light lubricant spray.
STORAGE AREA AND COVERING:
Selec t a storage area such as a garage or storage room that is free from dampness and high humidity. The daily temperature
change should be minimal. Do not store in direct sunlight, open fl ames or sparks. Selecting the proper cover is important.
A non vented, airtight cover may lead to corrosion and rust due to trapped moisture/vapor. Use a vented cover, which will
allow moisture to escape rather than retaining it.
WARNING Gasoline is extremely fl ammable and can be explosive under certain conditions. Make sure the area is well
ventilated and free from any source of fl ame or sparks.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
0-19
GO-KART SEASONAL STORAGE (ELECTRIC)
PROPER CARE IN THE “OFF SEASON”:
Some go-kart tracks do not operate all year long. For this reason, J&J Inc. has prepared this information on how to properly
condition your go-kart fl eet for periods of storage or inactivit y. We urge you to follow the simple instructions and advice
contained here, referencing specifi c model information from your owners ser vice manual to maintain the highest level of
safety and preserve the value of your investment.
BATTERIES:
Fully charge batteries. Keep batteries stored in go karts. Inspect all battery terminals. Clean & apply corrosion block to all
battery terminals. Keep the batteries fully charged; the temperature of your winter determines when you should recharge
them. Batteries self-discharge over time, and do so more quickly in colder temperatures. Charging your batteries every
5-6 weeks, 3-4 weeks if your area is really cold, is a good period of time in between each recharge until batteries go back
into use.
BRAKE FLUID:
If the annual brake fl uid change has not been performed recently, it is advisable to change the brake fl uid, as contaminated fl uid will cause corrosion and deterioration of the hydraulic brake system. Fluid should be light amber in color. If it is dark
or cloudy, the system must be fl ushed and fl uid renewed.
SPECIFICATIONS
CLEANING AND WAXING:
Storing a dirty go-kart can lead to corrosion, because dirt retains moisture. Thoroughly wash and dry go-kart. Polish and
wax all painted/gel coat surfaces. Spray the unpainted castings such as engine, reduction gear case, spindles and related
hardware with a corrosion protectant to retard corrosion and rust.
TIRES:
Infl ate tires to the recommended pressures and inspect.
CHASSIS LUBRICATION:
Grease spindles, axle bearings, rod ends, throttle arm pivot and pedal pivots to purge any water or contaminants from
these pivot points. Treat other pivots, when no grease fi ttings are provided, with water-displacing light lubricant spray.
STORAGE AREA AND COVERING:
Selec t a storage area such as a garage or storage room that is free from dampness and high humidity. The daily temperature
change should be minimal. Do not store in direct sunlight, open fl ames or sparks. Selecting the proper cover is important.
A non vented, airtight cover may lead to corrosion and rust due to trapped moisture/vapor. Use a vented cover, which will
allow moisture to escape rather than retaining it.
1. The customer contacts J&J with the warranty problem. The product warranty department or parts department gathers
information and makes arrangements to send the needed replacement to the customer. The parts department also
gives the customer an RMA# (Return Merchandise Authorization) at that time. (Please note: RMA# must appear on the
returned goods package. Goods may be refused if no RMA# is present.)
2. Replacement goods are shipped AND CUSTOMER ACCOUNT IS CHARGED according to established account terms,
i.e. net 30, credit card, C.O.D. etc. J&J pays for the most economical shipping method. If the customer desires faster
service, the customer account will be billed for the price diff erence.
3. The customer returns the warrantied parts at their expense to J&J with RMA# on the outside of package. The warranty
manager inspects the goods and one of two things will happen:
a. Credit will be authorized to the customer’s account in the amount charged for the replacement.
NOTE: Cash refunds are not given on warranty items.
b. If part is not warrantable because of normal wear and tear, damage by accident, etc, the warranty will be denied
and no credit will be issued; shipping charges will be billed. **See limited warranty for details**
Please make sure goods are returned using a traceable and insured method. Items lost or damaged in transit cannot be
the responsibility of J&J.
If this simple procedure is followed, the warranty usually goes smoothly. We seldom refuse to warranty an item.
Problems come from short-paying statements or refusing to pay for new replacement items. The most common reason
for a customer to not receive credit is failure to return the warranty item to J&J. If we do not receive the item, we cannot
get credit from our vendors, and therefore cannot issue credit to the customer.
PRODUCT RETURN PROCEDURES
RETURNED GOODS POLICY:
No merchandise may be returned, nor any account adjustments made, unless authorized by J&J Amusements, Inc. A Return
Merchandise Authorization (RMA#) is required for all returns. Only items authorized (listed) on an RMA may be returned.
Obsolete and discontinued merchandise may not be returned (current merchandise is that which appears in the current
annual parts catalog). A 15% restocking fee will be charged on all returns except for errors caused by J&J Amusements, Inc.
The customer (except for errors caused by J&J Amusements, Inc) will pay freight. Returned merchandise must be in good
condition, in the original package (where applicable), and cannot be altered with custom labels, stickers, numbers, etc.
Merchandise that is returned without an RMA# will be refused.
WARRANTY RETURN POLICY:
All warranty item returns must be authorized by the Warranty Department and have an assigned RMA# before any adjustment or credit will be given. All merchandise that is returned to J&J and is proven defective in manufacture or workmanship
upon examination will be replaced or repaired.
THE RMA# MUST APPEAR NEXT TO THE SHIPPING LABEL ON ALL RETURNED ITEMS FOR PROPER CREDIT TO BE
ISSUED. IF THERE IS NO RMA# ON THE BOX/CARTON, IT WILL BE REFUSED AND RETURNED TO SHIPPER.
BE ADVISED THAT ANY RMA# IS VALID FOR 15 DAYS FROM DATE OF ISSUE. AFTER 15 DAYS, ALL RMA#S ARE
VOID AND FURTHER RETURN ATTEMPTS WILL REQUIRE RE-ISSUE OF A NEW RMA#.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
LIMITED WARRANTY - GO-KART
0-21
J&J Amusements, Inc., Accessories, Product and Replacement Parts. This warranty is limited to J&J Amusements, Inc.
Product, parts and accessories when distributed by J&J Amusements, Inc. 4897 Indian School Road NE, Suite 150, Salem,
Oregon 97305-1126 USA (J&J).
Products Covered by this warranty:............................................. Length of warranty:
Go-Karts (excluding Honda motors) Manufactured after 1/1/02 .....1 year*
Parts and Accessories ............................................................................90 Days**
Battery Charger ....................................................................................... 1-year By manufacturer
Battery ...................................................................................................... By manufacturer
Honda GX series engines ....................................................................... 1 year* by American Honda Motor Co. Inc.
**See Specific Exclusions
To qualify for this warranty:
1. The accessories, product, or replacement parts must be purchased from J&J Amusements, Inc.
2. You must be the fi rst retail purchaser. This warranty is not transferable to subsequent owners.
3. You must provide proof of original purchase.
What J&J will repair or replace under warranty:
J&J will repair or replace, at its option, any product, accessories, or replacement parts that are proven to be defective in material
or workmanship under n or mal use dur ing the ap plic able war rant y ti me per iod. A ny thing rep lace d under war rant y bec om es the
property of J&J. All parts replaced under warranty will be considered as part of the original produc t and any warranty of th ose
parts will expir e concurrent with the ori ginal product warranty. Accessor ies and replacement parts inst alled by J&J, will be
repaired or replaced under warranty without charge for parts. If installed by anyone else, charges will be the responsibility of the
purchaser.
To obtain warranty service:
You must obtain a Return Merchandise Autho rization (RMA) number from J&J, ph o ne num b er 800-8 54-3140 or 503-304-8899.
Return the acc e ss o r i es, p ro duc t s o r parts and pro of of purc h ase, at your exp ense, to J&J. If the acce s so ries, product s o r parts
are returned to J&J without both an RMA and proof of purchase, J&J may void the warranty at its discretion.
SPECIFICATIONS
Exclusions:
This warrant y d oes not extend to products, accessories or pa rts affected or damaged by accident and/or collision, normal wear,
fuel contaminat ion, n ot sold by J& J, used in app lic ations f or whi ch th e produc t was not de signe d, or any other misus e, neglec t,
incorporat ion or use of unsuitable attachments or par ts, unauthorized alterations, improper installation, or any causes other
than defects in mater ial or wor kmanship of t he produc t. J& J reserves the ri ght, before having any obli gation s under this lim ited
warranty, to inspect the damaged goods in order to determine compliance with this paragraph. This warranty does not extend to
products, accessories or parts purchased for use outside of the United States or Canada.
**Specific Exclusions:
Normal wear and tear items, such as: tires, brake pads, brake rotors, spark plugs, fi nal drive belts, fi nal drive pulleys, brake
fl uid, and fuel fi lters. Appearance-related damage, including but not limited to: scratches, nicks, dents, fading paint/trim,
and corrosion. Service Logs- The customer must use maintenance logs provided from J&J. Warranty will not be covered if
you cannot provide these records. Service Logs-The customer must use maintenance logs provided from J&J. Warranty
will not be covered if you cannot provide these records.
*Honda motor warranty is only covered by American Honda Motor Co., Inc.
***Steel bumper rail warranty is voided if the thickness is below 0.250in (6.360mm).
Disclaimer of consequential damage and limitation of implied warranties:
J&J DISC LAIMS AN Y RESPONSIBILIT Y FOR ANY CON SEQUENTIAL DAM AGES OF ANY KIN D OR NATU RE, INCLUDING B UT NOT
LIMITED TO, LOSS OF TI ME OR US E OF TH E PRODUCT, TR ANSP ORTATION, COMM ERCIA L LOSS OR A NY OTHER I NCID ENTAL OR
CONSEQ UENTIA L DAMAGE A RISING O UT OF ANY T HEORY OF RECOV ERY INCLUDI NG WARR ANT Y, CONTRACT, STATUTORY OR
TORT. NOTWITHSTANDIN G THE TERM OF ANY LI MITED WARRAN TY OR ANY WARR ANTY IM PLIED BY LAW, OR IN THE EVEN T
THAT ANY LIMIT ED WARRANT Y FAI LS OF ITS ESSENTIA L PURPOSE, IN NO EV ENT WILL J&J’S EN TIRE LIABILTIY EXCEED TH E
PURCHASE PRICE OF THE PARTICULAR GOOD SOLD. SOME STATES/PROVINCES DO NOT ALLOW THE EXCLUSION OR LIMITATION
OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU. THIS
WARRANTY GIVES SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE.
Disclaimer of Warranty
EXCEPT FOR THE LIMITED WARRANTY PROVIDED HEREIN, TO THE EXTENT PERMITTED BY LAW, J&J DISCLAIMS ALL WARRANTIES,
EXPRES S OR IMPLI ED, INCLUDIN G ALL WARRANTIES OF MERCHANTABILITY AN D/ O R FI T NESS FOR A PARTICU LAR PU R P OSE. TO
THE EXTENT THAT ANY IMPLI ED WA R RANT I ES MAY NONETHE LES S EXIST BY OPERATION OF LAW, ANY SUCH WA R RANT I ES A R E
LIMITED TO TH E DURATION OF THIS WA RRANT Y. SOME STATES/PROVINCES D O NOT ALLOW LIMITATIO NS ON HOW LONG AN
IMPLIED WARRANTY LASTS, SO THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU.
Any legal ac ti on a r is ing f r om c la ims a gai nst t hi s war ra nt y sh al l be g over ne d by and c o nst r ue d in ac c o rd anc e w it h th e law s of O re go n, and t he
exclusive for um fo r dis pute s ar isi ng ou t of or r elat in g to th is war ra nt y sha ll b e the M ar i on C ount y C irc uit C o ur t f or t he St ate of Oregon, and no
other state or Federal Court. Any party bringing a claim under this warranty consents to jurisdiction of such court, waives any objection to venue,
and fur ther ag rees th at in the event of l itigat ion suc h par ty sh all, at its ow n expense, p rovide d iscove ry an d appea r for depo sitions in Marion
County, Oregon. Contact J&J Amusements, Inc. for information on your area.
The best way to preserve your go karts’ fi nish is to keep it clean by washing it often with lukewarm or cold water.
Don’t wash your kart in the direct rays of the sun. Don’t use strong soaps or chemical detergents. Use liquid hand, dish or
car washing (mild detergent) soaps. Don’t use cleaning agents that contain acid or abrasives. All cleaning agents should
be fl ushed promptly and not allowed to dry on the surface, or they could stain. Dry the fi nish with a soft, clean chamois
or a 100% cotton towel to avoid surface scratches and water spotting.
NOTE: Do not damage warning decals. Damaged or illegible warning decals must be replaced immediately.
FINISH CARE
Occasional waxing or mild polishing of your karts may be necessar y to remove residue from the fi nish. Use an approved fi berglass polish. 303 Protectant can be used on clean go-kart bodies to act as a UV protectant.
NOTE: Machine compounding or aggressive polishing on the body may dull the fi nish or leave swirl marks.
BODY TRIM
Silicone grease on body trims will make them last longer. Apply silicone grease with a clean cloth at least three times per
season. During very cold, damp weather, more frequent application may be required.
FINISH DAMAGE
Any stone chips, fractures or deep scratches in the fi nish should be repaired right away. Minor chips and scratches can
be repaired with materials available from almost any auto parts store. Larger areas of fi nish damage can be corrected by
a local body and paint shop.
CHEMICAL SPOTTING & SUN FADING
Some weather and atmospheric conditions can create a chemical fallout. Airborne pollutants can fall upon and attack the
surfaces on your kart. This damage can take two forms: blotchy, ringlet-shaped discolorations, and small irregular dark
spots etched into the paint surface.
CLEANING FRAMES
Remove bodies weekly for frame cleaning and inspection. Using a pressure washer, clean the entire frame of any dirt or grease that might have collected. After spraying off the frame and wiping it dry, grease all the zerk fi ttings with good quality grease. Spray a rust inhibitor
on all linkage rods, tie rod ends, springs or any unpainted surfaces.
WARNING Do not spray brake disc or caliper. This will cause a loss of brakes and could cause an accident.
CLEANERS AND PROTECTANTS
J&J carries many
cleaning and protection
products to keep
your go karts in top
condition. From smaller
spray bottles to 5
gallon containers of
product, we’ve got you
covered. Give us a call!
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
UNLOADING Go karts
0-23
All shipments come via commercial truck.
Go karts are stacked 2-3 high in shipping racks.
Inspect the go karts for damage before unloading the
go karts from the shipping racks. Take photographs
to document any damage that may have occurred
during shipping.
A forklift is required to unload the truck and to
remove the go karts from shipping racks.
WARNING
To ensure safe handling and unloading of equipment,
the operator must be lift truck certifi ed.
Each go-kart is mounted to the shipping rack with
two brackets.
The brackets are mounted on each side of the kart
in a diagonal pattern.
SPECIFICATIONS
WARNING
Remove each bracket before attempting to unload
the go karts from the shipping rack.
Remove the top kart fi rst. Always remove from the
rear of the kart (engine side). Run the forks between
the cross bar and frame of the kart.
NOTE FOR ELECTRIC GO KARTS
Take special care to avoid damaging the electrical
pick-ups on electric karts ordered with a fl oor
charging system. These pick-ups protrude downward
from the rear of equipped go karts. Do not allow fork
lift forks to damage them.
Slide the forks all the way up until the kart ’s bumper
is touching the front of the forklift.
Pivot the end of the forks up and remove the kart
from the rack.
NOTE: When lifting the kart from the rack, make sure
to keep clearance from the kart below.
Repeat the same steps for the remaining karts.
NOTE: When removing the middle and bottom karts,
make sure to keep clearance from the steering wheel
and the cross bar.
Go karts are shipped with the roll bars detached
to allow karts to fi t on the shipping racks 3 high.
Carefully unwrap the roll bar and install. See page
5-2
.
NOTE: Shipping racks are included with shipping and
handling and do not need to be sent back.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
0-25
TIP: A great use for the shipping racks is to turn them
Check and fi ll (if needed) engine with 4-stroke motor
oil that meets or exceeds the requirements for API
service classifi cation SF or SG. Always check the API
SERVICE label on the oil container to be sure it includes
the letters SF or SG. SAE 10w-30 is recommended
for general, all-temperature use. Other viscosities
shown in the Honda™ Owner’s Manual may be used
when the average temperature in your area is within
the indicated range.
Be sure the go kart is in a level position. Remove the oil fi ller cap/dipstick and wipe it clean. Insert the fi ller cap/dipstick into the oil fi ller neck,
but do not screw in.
Remove the cap/dipstick and read the indicated oil
level.
If the level is low, fi ll to the top of the oil fi ller neck
with the recommended oil.
Reinstall the oil fi ller cap/dipstick.
30
10w-30
5w-30
-20-020406080100°F
Ambient temperature
Clutch oil fi ll
GEAR REDUCTION CASE WITH AUTOMATIC
CENTRIFUGAL CLUTCH.
Remove the oil fi ller cap and wipe the dipstick clean. Insert the dipstick into the fi ller neck, but do not
screw in.
Remove the cap/dipstick and read the indicated oil
level.
If the level is low, fi ll to the upper level mark with the
same oil recommended for the engine.
Do not overfi ll; see diagram.
1/2 reduction
Oil filler cap
Oil level
Fill notch
Oil drain plug
WARNING
Gasoline is extremely fl ammable and is explosive under certain conditions. Refuel in a well-ventilated area with the engine
stopped. Do not smoke or allow fl ames or sparks in the area where the engine is refueled, or where gasoline is stored.
Do not overfi ll the fuel tank (there should be no fuel in fi ller neck). After refueling, make sure the tank cap is closed
properly and securely. Be careful not to spill fuel when refueling; spilled fuel or fuel vapor may ignite. If any fuel is spilled,
make sure the area is dry before starting the engine. Avoid repeated or prolonged contact with skin, or the breathing of
vapor.
KEEP OUT OF REACH OF THE PUBLIC.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Warning tag
0-27
FUEL
Remove the fi ller cap and check the fuel level.
Refi ll the tank if the fuel level is low. Fill 1” from the
lowest point of the fi ller neck.
WARNING Do not overfi ll the fuel tank.
Ensure that the fi ller cap is securely replaced.
Extra Capacity Fuel Tank:
2.2 gal ......... (8.3 liters)
3.3 gal .......(12.4 liters)
3.5 gal .......(13.2 liters)
4.75 gal ....(17.9 liters)
Use unleaded gasoline with a pump octane rating of
86 or higher.
The Honda™ engine is certifi ed to operate on
unleaded gasoline.
Unleaded gasoline produces fewer engine and spark
plug deposits and extends exhaust system life.
Never use stale or contaminated gasoline or a
premixed (oil/gasoline) mixture. Avoid getting dirt or
water in the fuel tank.
Read and understand the WARNING tag.
SPECIFICATIONS
Allow approximately 1” of
airspace inside the tank
to prevent spillage due
to the sloshing of fuel.
DO NOT FILL FUEL INTO
THE FILLER NECK.
WARNING
GASOLINE IS HIGHLY FLAMMABLE AND EXPLOSIVE.
You can be burned or seriously injured when handling
fuel.
Keep heat, sparks, and fl ame away. Handle fuel only outdoors. Wipe up spills immediately.
For your safety, longer hair
must be secured above
the shoulder and any
personal items (clothing,
jewelry, etc) must be
secured and contained
within the seating area.
Serious injury or
death could occur!
DO NOT REMOVE THIS DECAL
SPECIFICATIONS
WARNING DECALS
All go karts leave J&J Amusements with warning decals in place. All warning decals must be legible. If any warning decal
cannot be read you must replace it immediately. J&J carries all the decals you need. See section 12 for decals placement
locations.
#1-60-0288#1-60-0388
TO HELP PREVENT
#00979
#00978
!
INJURY OR DEATH
All pads and guards must be
maintained and in place during
operation of this device.
DO NOT REMOVE THIS DECAL
#001711
GASOLINE IS EXTREMELY FLAMMABLE AND IS EXPLOSIVE UNDER CERTAIN
CONDITIONS.
REFUEL IN A WELL-VENTILATED AREA WITH ENGINE STOPPED.
DO NOT SMOKE OR ALLOW FLAMES OR SPARKS IN THE AREA WHERE THE
ENIGINE IS REFUELD OR WHERE GASOLINE IS STORED.
DO NOT OVERFILL THE TANK (THERE SHOULD BE NO FUEL IN THE FILLER
NECK). AFTER REFUELING, MAKE SURE THE FUEL CAP IS CLOSED
SECURSLY AND VENT OPEN.
BE CAREFUL NOT TO SPILL FUEL WHEN REFUELING. SPILLED FUEL OR FUEL
VAPOR MAY IGNITE. IF ANY FUEL IS SPILLED, MAKE SURE THE AREA IS DRY
BEFORE STARTING THE ENGINE.
NEVER REFUEL WHEN RIDERS ARE PRESENT.
#001712R#1-60-0020
! WARNING
Must meet posted height requirement.
Shoes and shirt must be worn.
All loose clothing must be secured.
Hair longer than shoulder length must be secured above shoulder length.
D
O
N
O
T
R
E
L
A
C
E
D
S
I
H
M
T
O
E
V
Keep both hands on steering wheel and both feet in kart at all times, unless
otherwise instructed by attendant.
One person per restraint.
Restraint must be worn at all times when in kart.
Do not bump, skid or slide karts.
Riders must remain seated at all times unless instructed by attendant.
No one under the influence of drugs or alcohol is allowed to ride.
This ride is not recommended for individuals who have heart problems, neck
or back problems, or pregnant women.
Participate at your own risk.
DO NOT REMOVE THIS DECAL.
Part Number
001712R
WARNING
J&J Amusements, Inc. 1(800) 854-3140
DANGER
Hair longer than shoulder
length must be secured
above shoulder.
Keep arms and legs in kart
at all times.
BRAKEGAS
DO NOT REMOVE THIS DECAL.
#00180
D
O
N
O
T
R
E
L
A
C
E
D
S
I
H
M
T
O
E
V
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
#00981
BRAKEGAS
DO NOT REMOVE THIS DECAL.
#00980
WARNING
Keep Hands And
Arms In Car
At All Times.
DO NOT REMOVE THIS DECAL
TIRES, TUBES, RIMS
1-1
Tube & rim information ........................................................... page 1-1
TIRES: J&J has lead the concession go-kart industry in this area for many years. In the early stages, small-implement tires
were used. These casings (and sometimes new tires) were “capped” with an extra-thick layer of tread to increase life.
J&J was the fi rst to design a new, purely concession go-kart tire by working with a large manufacturer and buying in bulk.
The J&J Bigfoot tire was introduced to provide a new tire with extra-thick tread, while maintaining overall diameter in order
to accommodate gearing and clearances for existing go-karts.
TUBES: J&J was the fi rst to off er tire and tube combo packs; with a tube specifi c to the Bigfoot tire, it made sense to do so.
J&J moved the angle and location of the valve stem to better fi t the needs of concession go-karts.
RIMS: The current rim design features a special and unique-to-J&J locking-style lug nut and serrated rim for better bead
grip.
Use this specially made,
thin-walled socket on go
karts equipped with the
Disc-lock safety wheel
nut.
#1-60-A0311,
Disc lock socket
Part#DescriptionPrice
3-20-A0008 Tool, Wheel Assembly 4 Lug J&J, Formula K, Johnson, AP $99.95
3-20-A0009 Tool, Wheel Assembly 3 Lug Shaller Type $99.95
3-96-A0001 Tool, Tire Bead Breaker HD J&J/Shaller $350.00
3-96-0105 Tool, Tire Iron Set - 8”, 11”, 15” $36.95
WHAT IS THE PROPER INFLATION FOR MY BIGFOOT TIRES?
TUBES, TIRES, RIMS
J&J RECOMMENDS 40-50PSI (276-345KPA).
WHAT DOES THE DIRECTIONAL ARROW ON THE SIDE OF THE TIRE MEAN?
Nothing; the arrow was used in the early days on treaded tires. Bigfoot tires can be installed with the arrow going in either
direction.
IS IT EASY TO SEE WHEN MY TIRE PRESSURE IS LOW?
Tire pressure is very diffi cult to judge by sight alone. Tires can be well under 30% infl ated before it ’s noticeable to the eye.
This is why it’s so important to check your tire pressure daily with an accurate tire gauge.
WHAT SIZE ARE MY TIRES?
There are two popular methods of identif ying tires.
1. The fi rst is overall diameter x section width x rim diameter (example 12 x 4.00 -5 (A,B,C).
2. The second method is section width x section height x rim diameter (example 3.40 x 3.00-5 (B,D,C).
HOW SHOULD I ROTATE MY TIRES?
WHEN SHOULD I ROTATE MY TIRES?
SizeTypical use
(A) (B) (C)
12 x 4.00 x 5
(B) (D) (C)
4.10/3.50 - 4
(A) (B)
20 x 2.125
Lawn mowers and
go-karts
Go-karts
High-Wheel mowers and
Bicycles
Front and rear tires perform diff erent jobs and can wear diff erently, depending on the tracks driven. To get maximum life,
rotate every two weeks or 200 hours of operation.
Wear ind icator lines
WHEN IS IT TIME FOR NEW TIRES?
You can see cord or fabric showing.
Sidewall is cracked, cut or snagged deep enough to show cord or fabric.
Tire shows a bump, bulge or split.
Tire has puncture or shows other damage.
Wear lines are worn down past the last line.
SHOULD I PUT NEW TIRES ONLY ON FRONT OR REAR OF KART?
You should always replace all four tires. Replacing only the front or rear will cause the go-kart to be unbalanced.
Example: Placing new tires on the front and leaving worn out tires on the rear will cause the kart to ride high in front
and low in the rear; this could cause the kart to ride over the containment system, or over or under other karts. When
replacing tires, all four tires should be replaced at one time.
CAN I MIX AND MATCH TIRES?
Ideally, tires should be of the same type and design, have the same tread depth and be infl ated to the correct pressure.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
1-3
TUBES
The J&J Bigfoot tire was designed to give maximum tread life and sidewall integrity. The tube is a key piece of the design
and has a special size and valve stem confi guration. Always use J&J tubes (#00780-M) for best results and to avoid possible
premature failure of the tire and/or tube.
RIMS
Over the years, J&J has used two distinct styles of wheel rims. They have the same look and are the same size and basic
design. The diff erence lies in the style of the lug nuts used. Please note, the lug nuts are not interchangeable from one
wheel design to the other.
TUBES, TIRES, RIMS
Old st yle
NOTE:
Old style: Raised lug stud holes to match
the tapered lug nuts.
New st yle
New style: Rim is fl at around the lug stud
holes and uses a fl ange type “Disc-Lock”
lug nut. Rims also have a serrated bead
area to help prevent tire/bead slippage.
DISC-LOCK LOCKING NUT INSTALLATION & REMOVAL
J&J uses the Disc-Lock locking nut on our bead-lock wheel rims. The Disc-lock safet y wheel nut is a free spinning, vibrationproof wheel nut, specifi cally designed to prevent wheel loss on commercial vehicles such as trucks, trailers and buses with
hub-piloted wheel systems.
They are used only on J&J serrated bead lock rims.
(#1-50 -0189)
The system is essentially a double nut with ramps on two mating halves. When the inner hex of the
nut tries to loosen, it works against the incline of the outer hex. This is a simple and very positive way
to help insure that lug nuts will not work loose.
To install the Disc-Lock locking nut, follow the same procedure for conventional nuts
and torque to normal specifi cations. To remove the Disc-Lock locking nut, place the wrench
or socket over both hexes and loosen. It is critical that the socket is seated over both halves of the nut
as shown in the illustration below.
Outer hex
Inner hex
(Use a 15mm deep/thin wall, 6-point socket.)
J&J SPECIAL TOOL
#1-60-A0311
This 15mm socket is machined
15mm
to fi t within the tight confi nes of
the wheel assembly.
NOTE: If the two parts “pop” apart they can usually be reassembled with a light tap. If the two halves will not stay
Proper installation of socket over both halves of
Disc-Lock nut.
Improper fi tting of socket over the nut causes the nut to
come apart.
Disc-Lock nut showing that both halves can move
independently of each other.
Two halves can come apart, but often can be
reassembled.
#1-50-0189
The Disc-lock safety wheel nut
s a free spinning, vibration-
roof wheel nut, specifi cally
esigned to prevent wheel loss
rom commercial vehicles such
as trucks, trailers and buses with
ub-piloted wheel systems.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
#00970#3824L
LUG STUDS / NUTS & RELATED HARDWARE
Part#DescriptionPrice
00970 Nut, 5/16-24 (Lug Nut) “Pre 98” $0.40
1-50-0189 Nut, 3/8-24 Z (Lug Nut) “Post 09” (DISC-LOCK) $1.15
3824L Nut, 3/8-24 Z (Lug Nut) “Post 98” Pre-09 $0.32
WHEEL REMOVAL
1-5
Use a fl oor jack or a lift so the wheels are off the
ground.
WARNING
Use extreme caution when changing a tire with a jack.
Use a level place to raise a Go-Kart for tire changing,
and make sure the jack is properly secured.
Always add solid blocks or jack stands under the gokart to prevent a sudden fall of the go-kart due to jack
failure.
Avoid the possibility of injury: NEVER get under a gokart when it is supported only by a jack.
Using a 15mm deep/thin wall socket for 3/8” disc-lock
lug nuts, remove the four lug nuts.
USE J&J SPECIAL TOOL #1-60-A0311
Some older model go-karts may not have the
updated hub installed and will need to use a special
15mm socket designed to fi t within the tight confi nes
of the wheel assembly.
TUBES, TIRES, RIMS
Pull the wheel assembly off the hub.
Wheel installation is in the reverse order.
Torque the wheels to 35 ft. lb.
#1031, Air-operated lif t
SHOP LIFTS
Part#Description Price
1031 Lift, Assy Air Operated 24” x 80” $1,590.00
1032 Lift, Assy Electric Operated 24” x 80” $1,725.00
Remove the rim half from the valve stem side
of the tire. ( J&J part #3-96-A0001 Bead Breaker
recommended) Remove the tube from the tire so
that is does not get pinched. Flip the tire over and
press out the other rim half.
Place the second rim half onto the tool. Screw down
TUBES, TIRES, RIMS
Retaining nut
the self-centering retaining nut as far as possible by
hand.
Pull on the lever on the bottom of the tool to squeeze
the rim halves together.
Install the lock washers and nuts and tighten. Remove
the complete wheel from the tool; you may need to
tap it out with a rubber mallet.
DANGER
Never infl ate the tire while it is on the assembly tool.
#1-20-A0020, New-style rims with bead lock and fl at lug holes;
Use Disc-lock style lug nuts.
Fits most J&J, Formula K, Johnson & Amusement Products (Pacer)
go karts.
1032 Lift, Assy Electric Operated 24” x 80” $1,725.00
3-60-0043 Lift, Multi-Lift(Electric) $1,222.98
1-10
TIRE/WHEEL INSPECTION
TUBES, TIRES, RIMS
If a tire is properly i nfl ated and al igned, i t shou ld wea r
evenly across the tread. A tire should be replaced if it
has worn abnormally. If the ply cords are allowed to
show before the tire is removed, you run a high risk
of blowing the tire and damaging the tube and rim.
NOTE: Poorly maintained and improperly used tires
are dangerous.
HOW TO CHECK
Use a qualit y gauge to check the tire pressure. Simply
looking at the tires will not tell you the pressure (see
specifi cations).
Wear lines
Tires have valve caps; Be sure to put them back on.
They help prevent leaks by keeping out dirt and
moisture.
WHEN IT’S TIME FOR NEW TIRES
You need a new tire if:
You can see a cord of fabric showing. The sidewall is cracked, cut or snagged deep
enough to show a cord of fabric.
The tire has a bump, bulge or split. The tire has a puncture, cut or other damage. The wear lines are worn down past the last line.
Wheel Replacement
Replace any wheel that is bent, cracked or badly
rusted. If the wheel nuts loosen frequently, the
wheel bolts and nuts should be replaced. Elongated
stud holes can cause damage to hubs.
Each new wheel should have the same diameter,
width, off set and mount position as the one it
replaces.
If you need to replace any of your wheels, wheel
bolts or wheel nuts, replace them only with new,
J&J-original equipment parts. This will prevent a
mismatch of parts and will be sure to have the right
wheel, wheel bolts and wheel nuts for your J&J kart.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
TROUBLESHOOTING TIRES
1-11
UNDER-INFLATION OF TIRES CAN CAUSE:
Too much fl exing Too much heat Tire overloading Poor wear Poor handling Rim breakage Drive pulley breakage Hub breakage Tube failure
These specialized tires have their own wear characteristics. These can be used to diagnose or indicate certain maintenance
procedures are needed.
Because of the stiff sidewalls and fairly even weight distribution, a go-kart can appear to operate normally. Watch for the
bead being not quite seated on the rim or the valve stem being loose, at an odd angle, or missing.
FRONT TIRE WEAR:
If the steering wheel is centered, both tires should be pointing straight ahead. If one or both tires are pointed at odd
angles, the tie rods are bent. The tires will show scrubbing as well.
Due to the nature of your track and a preponderance of right turns or left turns, the tires will always roll onto the edge of
the outside tire and wear this edge faster than the other. Tires should be rotated (swapped inside to outside) so that they
wear evenly.
TUBES, TIRES, RIMS
DRIVE WHEEL (SINGLE WHEEL DRIVE GO-KARTS):
This tire receives more abuse and will always wear faster than the others. Rotate this tire side-to-side on a regular basis
to get maximum tire wear.
Buy tires in bulk and save! 20’ & 40’ containers available.
TUBES, TIRES, RIMS
We are the
Go Kart
Tire Store
FPX is “The Tire Store” for
concession go kart tires. We carry
only the best and most popular
sizes.
We stock so many tires we have
another warehouse on the east
coast! That’s right, we have a
warehouse in Atlanta, Georgia
and one at our headquar ters in
Salem, Oregon!
007880 Tire, 12 x 4.00 - 5” SL72 Bigfoot (TIRE ONLY NO TUBE!) $21.99
1-20-0037 Tire, 11 x 3.60 - 5” SL72 736HD $22.99
Quantity discounts available on 007880COMBO. QTY 100+ $21.99, 500+ $20.99
Part#DescriptionPrice
1-20-0054 Tire, 4.10/3.50 - 4” SL72 738HD $15.80
5” TIRE/TUBE COMBINATION DEALS
4” TIRES
Salem
Tire/Tube Combo’s in
Days
to most U.S. cites
3
We ship tire/tube combos from
both coasts!
We know how important it is
to keep your go karts on the
track, so we opened an east
coast warehouse in Atlanta to
supplement our west coast
warehouse in Salem, Oregon.
The Atlanta warehouse ships tire/
tube combination deals only. We
do not carry a full line of parts or
other tires at this warehouse.
From these two shipping locations,
we can ground ship tire/tube
combination deals to almost every
U.S. city within 3 days.
We also ship worldwide!
Atlanta
TIRES - FALCON
Part#DescriptionPrice
1-60-0185 Tire, 4.10/3.50-5 4-ply Falcon Electric King Nob Style $18.99
Nerf bar removal/replacement ..............................................page 2-5
OVERVIEW
FAQ’s
Q: CAN THE BUMPER BE REPAIRED OR WELDED?
A: No. The bumper is made of a special spring steel. It can not be welded or modifi ed. J&J off ers a limited lifetime warranty
on its steel bumpers; attempting to modify the bumpers will void the warranty.
NOTE: Abrasive wear can result in “thinning” the bumper. Breakage after such wear is not covered under warranty.
INSPECTION
Inspect the bumper rail daily for cracks, missing hardware, sagging or ripped D-rubber. Replace components as needed.
Do not weld or modify the rail.
THE MOST DURABLE, LONGEST-LASTING BUMPER SUPPORT
AVAILABLE; THAT FIT MOST TYPES OF GO KARTS.
Special formulation gives these rubber bumper strips extra
long life and resistance to
cracking. Can easily be cut to
any length to suit your needs.
Thousands of uses. Rubber sections can be cut to
any size.
Pre-cut and drilled, more natural
rubber compound to resist
breaking.
The unique “A” design with
rounded edges helps prevent
cracking and splitting.
The “A” shape ensures rubber-to-
bumper contact.
Part#DescriptionPrice
1-70-0043 Rubber, “A” 4” x 4” x 1-5/8” (Cut/Drilled)(Formula K) $5.50
00833 Rubber, “A” 4” x 4” x 3” (Cut/Drilled) $8.99
00834 Rubber, “A” 4” x 4” x 4” (Cut/Drilled) $11.30
008331 Rubber, “A” 4” x 4” x 60” (Log) $2.99
008332 Rubber, “A” 6” x 6” x 60” (Log) (Used mostly on track rails) $150.00
008555 Rubber, “D” 3” x 3” x 60” (Log) $1.28
008556 Rubber, 2”x2” (Sold by inch, Max 60”) $1.25
0083310 Rubber, “A” 4” x 4” x 3-1/2” (Cut/NOT Drilled) $11.99
A00831 Rubber, “A” 4” x 4” x 2-1/2” (Cut/NOT Drilled) $7.47
“A” RUBBER
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
BUMPER/D-RUBBER REMOVAL
D-rubber plate
D-rubber
2-3
When removing the bumpers, start at either the
front or rear of the kart. The front has a separate
bumper covering the outside of the side bumpers;
the rear has a separate part inside the side
bumpers. Hold the socket head from the outside
and undo the nut, making sure to catch the outer
d-rubber plate after removing the bolt. When the
front and rear sections are unbolted and the front
and rear bumpers are removed, undo the bolts
holding the bumper sides, working from one side
to the other. Carefully support the bumper as it is
being unbolted to prevent dropping it on yourself
or someone else. Note that any sections that have
overlapping bumpers have longer hardware.
NOTE: Check the rail daily for any cracks; damaged
rails must be replaced. Replace any damaged
hardware; because the karts regularly bump into
each other, it is common for the hardware to get
damaged. Replace any hardware as necessar y.
Bent D-rubber plates can be straightened and
reused, as long as the nut cannot pull through the
hole in the plate. Inspect D-rubber for cracks and
damage; replace as necessary.
FRAME
Long bolt
To install the bumper, hold up the front section
of the side bumper (curve goes towards front of
kart) and match the fi rst one in the middle with
the fi rst D-rubber on the side of the kart. Put the
bolt through the bumper and D-rubber, then add
the D-rubber plate, followed by the nut. Working
towards the back, install the rest of the mounting
hardware fi nger tight. Repeat on both sides. Next,
either install the front or rear bumper. Start from
one side of the kart and work across. Use a punch
through the mounting holes to hold up and help
align the bumper with the corresponding holes
as you install the mounting hardware. Once all
hardware is installed, it is okay to begin tightening
the bolts. Do not over-tighten hardware. You want
the D-rubber to just start to bulge. Over-tightening
could cause the D-rubber to split. Note that
anywhere bumpers overlap each other, they take
longer mounting bolts.
NOTE: Not all D-rubbers will mount to bumper rail.
There are no mounting holes on the bumper at the
corners.
FRAME
No moun t hole s
While holding the fl at head bolt, install the outer
plate.
Outer plate
Timing and traffi c control systems
for your track.
Fasten the 5/16” fl at washer and the 5/16” nylock
nut to the bolt.
Install all bolt plates & nuts loosely before
attempting to tighten any.
Tighten all bolts evenly.
Using a rubber hammer, make sure the D-rubber is
level with the frame and rail.
Console, Traffi c Light Control With
AV Messenger, PA, EXE Remote
# 1-60-5003
8” Traffi c Light Assy
# A01342
Ride timers, traffi c lights
and Kartrol remote go
kart shutdown systems
are available to help keep
your track operation
running smoothly.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Basic Timer
# 01328
#1-60-5003
NERF BAR REMOVAL AND INSTALLATION
A
2-5
The nerf bar (A) is mounted to the frame through
four D-rubbers; two corner (B) and two center (C)
D-rubbers. The corner D-rubbers are frame-mounted
only.
A
B
FRAME
C
B
Remove the two corner D-rubbers.
NOTE: The two corner D-rubbers are frame-
mounted only; they do not mount to the bumper and
there is no hole in the bumper at that location.
Protect your investment,
add Nerf bars to your go karts today
For your safety, longer hair
must be secured above
the shoulder and any
personal items (clothing,
jewelry, etc) must be
secured and contained
within the seating area.
Serious injury or
death could occur!
DO NOT REMOVE THIS DECAL
DANGER
Hair longer than shoulder
length must be secured
above shoulder.
Keep arms and legs in kart
at all times.
BRAKEGAS
DO NOT REMOVE THIS DECAL.
Remove the nerf bar by pulling it out of the two
center D-rubbers.
FRAME
Installation is performed in the reverse order of
removal.
Using soap and water, lubricate the center D-rubbers
to help when installing.
NOTE: Always make sure that any warning labels are
in place and clearly legible.
WARNING DECALS
All go karts leave J&J Amusements with warning decals in place. All warning decals must be legible. If any warning decal
cannot be read you must replace it immediately. J&J carries all the decals you need. See section 12 for for more decals and
placement locations.
# 1-60- 0288#1-60 - 0 020-EAGLE
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Front hubs and spindles: J&J pioneered the billet-machined hubs for concession go-karts. Easily-replaced lug studs are
simply threaded through the hub fl ange.
Sealed bearing design: two double-sealed bearings with an inner spacer make this the most popular confi guration.
Tapered roller design: 1” tapered spindle and Timken®-style roller bearings and seals are used in severe conditions and on
electric go-karts where weight is a consideration. This setup requires a special hub to accommodate bearings and seals.
The spindle is fabricated from an automotive 4x4 universal joint. It is very rugged and is serviced in the same manner as
its automotive counterpart.
Hub & Spindle FAQ
Q: I REMOVED MY FRONT HUB AND A SPACER FELL OFF.
WHAT IS IT?
A: J&J’s 3/4 inch spindle is cut radially. The wheel bearing needs
a fl at surface to work against, so a spacer is used to cover the
beveled edge of the spindle. Reinstall the spacer with the beveled
edge facing the go kart frame: a little bit of red or green thread
locker can be used to help hold the spacer in place.
Q: EVEN AFTER REPLACING THE FRONT HUB BEARINGS,
THE HUB TURNS HARD AND IS GOING THROUGH BEARINGS
QUICKLY.
A: When the bearings are replaced, it is a good idea to also replace the inner spacer that goes between them. If this
spacer becomes worn, the bearings receive too much lateral preload when the hub is tightened to the spindle. The excess
preload creates drag and causes premature bearing failure.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
3-3
FRONT HUBS
The front hubs are billet-machined from solid stock. The lug studs are 3/8” fi ne-thread, allen-head-cap screws that are
tightened through the threaded hub fl ange and held with thread locking compound. Damaged studs can easily be replaced.
Remove the wheel from the hub. Unbolt the tie rod
end from the spindle. Remove the steering cover by
unfastening the screws holding it in place.
Spin the bearings by hand; check for roughness in
the bearings, or any free play between the bearing
and inner race. If roughness or play is found in the
bearing, this indicates that it needs to be replaced.
Also, inspect the spacer between the bearings; it
should be snug, with little play between the two
inner bearing races. The bearings for the hub of the
radius-cut spindle are sealed. If the seal is damaged,
the bearing should be replaced.
FRONT HUBS/SPINDLES
HUB PULLER
Works on both 5/16” and 3/8” studs on both
front and rear hubs with 4 and 3 lug holes!
Part#DescriptionPrice
1-60-A1000 Tool, Hub Puller (5/16 or 3/8 Studs Rear or Front) $99.86
Undo the 3/4 inch lock nut on the end of the spindle.
Slide the hub off of the spindle.
A hub puller may be necessary to pull the hub off the
spindle. ( J&J#1-60- 1000)
Before installing the hub, put a small amount of antiseize compound on the spindle. Slide the hub back
onto the spindle; install a 3/4-inch nut and torque
to spec. (50 ft-lbs). Check to see that the hub spins
freely.
Check the spindle shaft for any pitting, galling or
corrosion. Inspect the entire assembly for any
damage. The spindle should rotate freely and
smoothly in the yoke. Any free play or roughness
means the spindle should be broken down further
and the bearing cups inspected.
Tapered spindle shown
NOTE: See the Steering Adjustment section (page
4-6) for complete adjustment and installation.
#3-20-A0008, Wheel assembly tool for
J&J, Formula K, Johnson & Amusement
Products go karts.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
TIRE TOOLS
Part#DescriptionPrice
3-20-A0008 Tool, Wheel Assembly 4 Lug J&J, Formula K, Johnson, AP $99.95
3-20-A0009 Tool, Wheel Assembly 3 Lug Shaller Type $99.95
3-96-A0001 Tool, Tire Bead Breaker HD J&J/Shaller $350.00
3-96-0105 Tool, Tire Iron Set - 8”, 11”, 15” $36.95
Remove the wheel from the hub. Gently tap the dust
cap off of the hub to expose the end of the spindle.
Remove the cotter pin from the spindle. The castle
nut and thrust washers can now come off .
FRONT HUBS/SPINDLES
Slide the hub off of the spindle; be careful not to drop
the outer bearing as the hub comes off .
DO YOU NEED A CORROSION CONTROL SOLUTION?
CORROSION BLOCK SOLVES YOUR PROBLEMS!
Experts estimate that protecting your equipment now
is ten times cheaper than repairing it later. As a bonus,
electrical and mechanical parts will run smoother and
more effi ciently.
SO WHAT IS IT?
Corrosion Block is a revolutionary product that:
Kills corrosion on contact. Stops corrosion from ever coming back. Lubricates the area. Is safe to nearly all electronics.
CORROSION PROTECTION
Part#Description Price
3-60-0002 Corrosion Block, Grease 2 oz. Tube $6.25
99101 Corrosion Block, Aerosol 12 oz. Protector/Penetrant $20.35
99101S Corrosion Block, Pump Spray 4 oz. Protector/Penetrant $8.15
Remove the rear seal and wipe off the excess grease
from the wheel bearings, as well as the hub assembly.
NOTE:
Do not use solvent to clean the bearings.
FRONT HUBS/SPINDLES
Inspect the wheel bearings and the bearing races for
pitting or excess wear and replace as needed.
Put a fi lm of grease on both wheel bearing races and
on the spindle shaft.
Pack the wheel bearings with wheel bearing grease,
either by hand or with a wheel bearing packing tool.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Grease
3-7
Insert the newly-packed bearing into the appropriate
race.
Put a light fi lm of grease around the inner lip of the
seal to keep it from tearing during installation.
NOTE: Do not grease the outer lip of the seal with
grease. Use “Gasgacinch” on the outer diameter.
FRONT HUBS/SPINDLES
Gasgacinch
Evenly tap or press the seal into the hub. Use a thin
coat of “Gasgacinch” on seal outer diameter to help
installation and to aid retention when it sets up.
Install the front wheel bearing, thrust washer, and
castle nut. Torque the castle nut to 15 ft. lb. to seat
the wheel bearings. Then, loosen the castle nut to the
fi rst available cross-hole that the cotter pin will push
through. The hub should rotate freely.
If the hub does not turn smoothly and freely at this
po in t, th en ba ck off the castle nut to the next available
cross-hole. Using a drift punch, tap the head of the
cotter pin down into the castle nut. When complete,
the head of the cotter pin should be crushed just
slightly. Fold the front half of the cotter pin over the
spindle. Reinstall the dust cover.
Remove the spindle assembly from the frame.
Remove the hub if not done already. There is a snap
ring at the top of each bearing cup; these need to be
removed.
Place the spindle upside-down in a press. Support
the bottom of the spindle so that the bearing cup
can be pressed out (1-1/8” socket works well). Using
a suitable tool, press the top bearing cup until the
bottom one falls out.
Remove the spindle from the press; the u-joint can
be twisted and removed from the yoke. The other
bearing cup can now be removed.
Special tools made for universal joint removal can be very
helpful here; for example, OTC brand 7248 or OTC 7249.
#1-50-0189#00970#3824L
The Disc-lock safety wheel nut is
a free spinning, vibration-proof
heel nut, specifi cally designed
to prevent wheel loss from
commercial vehicles such as trucks,
trailers and buses with hub-piloted
heel systems.
Part#DescriptionPrice
00970 Nut, 5/16-24 (Lug Nut) “Pre 98” $0.40
1-50-0189 Nut, 3/8-24 Z (Lug Nut) “Post 09” (DISC-LOCK) $1.15
3824L Nut, 3/8-24 Z (Lug Nut) “Post 98” Pre-09 $0.32
LUG STUDS / NUTS & RELATED HARDWARE
Remove the spindle from the press; the u-joint can
be twisted and removed from the yoke. The other
bearing cup can now be removed.
NOTE: Make sure all needle bearings are in the
bearing cup. Check the bearings for wear or damage.
If the grease in the bearing cup is old and/or dirty
clean it out. Put the bearing cup on the end of the
u-joint and check that it spins freely.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
SPINDLE ASSEMBLY
Grease
3-9
Remove all dirt and debris from the entire spindle
assembly, ensuring it is completely clean.
Apply a small amount of grease to the replacement
caps.
FRONT HUBS/SPINDLES
Replace the bearing cap by inserting it partially into
the yoke.
U-joint
Bearing cap
Bearing
Begin installing the universal joint into the cap.
Partially insert the opposing cap.
Line up the universal joint and push both caps into
place using a press, vice, or special “U” joint tool.
Press each cap into the universal joint just enough so
that the clips can be installed.
After installing, make sure spindle moves freely. Add
2 to 3 pumps of grease.
GMax GM2X open face helmet DOT approved lightweight, injection-molded poly
carbonate shell.
Clear-coated, painted shell. Deluxe ear pockets for better fi t and comfort. Deluxe rubber edge molding. Deluxe mesh crown pad. Padded chin strap. Dual liner for added comfort with soft brushed
nylon against skin and vents to help reduce
moisture.
Use this specially
made, thin-walled
socket on go karts
equipped with the
Disc-lock safety
wheel nut.
This socket was
designed with the
clearance to fi t
between the nut
and wheel hub.
TIRE TOOLS
Part#DescriptionPrice
3-20-A0008 Tool, Wheel Assembly 4 Lug J&J, Formula K, Johnson, AP $99.95
3-20-A0009 Tool, Wheel Assembly 3 Lug Shaller Type $99.95
3-96-A0001 Tool, Tire Bead Breaker HD J&J/Shaller $350.00
3-96-0105 Tool, Tire Iron Set - 8”, 11”, 15” $36.95
Caster is the inclination of the steering axis from vertical in the longitudinal plane
(wheel viewed from the side). Positive caster is achieved when the steering axis is
inclined toward the rear of the vehicle at the top in the side view. Negative caster is
when the steering axis is inclined toward the front of the vehicle at the top in the side
view.
Zero caster (fl at)
CASTER:
To understand caster, you need to picture an imaginar y line that runs from the upper ball joint and extends through
the lower ball joint. From the side view, the imaginary line will tilt forward/backward. The tilting of this imaginary line is
defi ned as caster.
Caster is measured in degrees by using a caster camber gauge. If the imaginary line described above tilts towards the
back of the go-kart (at the top), then you will have positive caster. If the imaginar y line tilts forward, then you would have
negative caster.
Positive caster provides the directional stability in your go-kart. Too much positive caster will make the steering eff ort
diffi cult. Power steering will allow you to run more positive caster. Negative caster requires less steering eff ort, but can
cause the car to wander down the straightaway. J&J go-karts only provide for positive caster.
Karts with single-wheel-drive are set stock at the second hole, which is approximately 4.7 degrees; two-wheel-drive karts
are set stock at the third hole, which is approximately 9.2 degree caster.
HONDA 2:1 GO KART CLUTCH
Part#DescriptionPrice
1-61-0003 Clutch, GX140 160 200 Complete (See Notes) $400.00
1-61-0009 Clutch, GX240 270 Complete (See Notes) $400.00
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
4-3
STEERING ADJUSTMENTS - CASTER
The frame has four small index holes on the
spindle mount. Each hole represents a diff erent
setting. The fi rst hole closest to the front of the
kart represents 0 degrees and the fourth hole
farthest from the front of the kart represents
approximately 14 degrees.
Factory caster settings:
Single wheel drive karts: 4.7 degrees (second hole)
Two wheel drive karts: 9.2 degrees (third hole)
Remove the steering cover and/or the body to
access the spindle bolts.
NOTE: Check tie rods for straightness. If bent,
they can be removed and straightened. Always do
this prior to any adjustments.
H.D. tube-style tie rods must be replaced if
damaged; they cannot be straightened.
Loosen all four 3/8” bolts holding the spindle to
the frame.
NOTE:
Do not remove the bolts, only loosen them enough
to allow the spindle to rotate.
A00589 Tie Rod, Assy 11” Shaft Style L/R Male Threads $44.83
A00591 Tie Rod, Assy 21” Shaft Style L/R Male Threads $50.95
1-10-A0099 Tie Rod, Assy HD 11” Tube Style L/R Female Threads $65.00
1-10-A0100 Tie Rod, Assy HD 21” Tube Style L/R Female Threads $65.00
1-10-0083 Rod End, 3/8” Male Stud x 3/8” Male Stud (Right Hand Thread) $11.17
1-10-0084 Rod End, 3/8” Male Stud x 3/8” Male Stud (Left Hand Thread) $16.00
STEERING SYSTEM
4-4
Spindles installed from the factory have been
marked to make the correct caster adjustments.
If the mark is not visible, or the spindle is being
replaced, the spindle will need to be marked prior
to adjustment.
Mark here
With the 3/8” spindle bolts loose, rotate the
spindle by lifting up the spindle arm until it stops.
Use a permanent marker and mark the spindle at
the hole closest to the front of the kart. This will
set the caster at 0 degrees.
To increase the amount of caster, rotate the
spindle arm downward.
TIRE & TUBE COMBO PACKAGES AND WHEELS AVAILABLE!
If you’ve got a busy track, then you are fully aware that changing
tires is a regular occurrence at your facility. J&J/FPX carries many
sizes of tires and tubes to fi t your go-karts. Our legendary Bigfoot
tire with its extra thick tread will help keep your karts on track,
generating the revenue! Bigfoot tires and tubes ship from either
our west coast or east coast location, so they get to you fast.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
OVERVIEW-TOE
TOE - IN
TOP VIEW
4-5
STEERING SYSTEM
Toe -in is t he diff erence in distance between the front and rear axle measurements of
the tires on the same axle in the center of the tread surface at spindle height, where
the front measurement is less than the rear. Toe-out is the opposite.
TOE - IN:
Toe is the pointing in or pointing out of the front wheels as viewed from the top of the kart. If the front wheels point in
(toward the front of the kart) at the front edge of the wheels, then you have toe-in. If the front wheels point out at the
front edge, then you have toe-out.
In general, dune buggies and race cars are set with a small amount of toe-out. The toe-out provides directional stability.
Toe-out pulls on the tie rods taking out the tiny clearances that are built into the tie rod ends. Depending on the type of
car, typical toe readings are 1/16” to 1/4” out for tracks under 1/2 mile in length. J&J go-karts are set with 1/4” toe -in to
provide self-centering stability for the general public.
Toe can be set with a tape measure on the side walls of the tires. A tape is placed on the inside front of the tire, as near to
the rim as possible, (as close to center horizontal as possible) and then measured in the same location on the front edge
of the other front tire. Remember to measure from the same locations each time you check the toe. Now check the rear
side of the front tires as close to the center rear of the tires, as possible. If this number is a smaller tape reading on the
back edge, this indicates toe-out.
NOTE:
The system can be held stable for this procedure on J&J go-karts by clamping the steering shaft to the steering column.
For a very precise reading, you can scribe a line in each front tire. Use a tire scribe and spin each of the front tires to get
your straight line. You can then measure between the two scribed lines with a tape measure, or with a toe bar or toe
plates; again a smaller measurement at the backside of the tire, indicates toe out.
Using a C-clamp, lock the steering shaft in the center
position. This can be done by clamping two D-rubber
plates to the steering shaft, or by using a Angle iron
to lock the steering shaft.
NOTE:
The steering shaft must be at the center position
before toe can be set correctly.
Place a straight edge across hub fl ange.
From the rear of the spindle (facing the rear of gokart), measure the distance from the frame rail to the
straight edge.
Now from the front of the spindle (facing the front
of the go-kart), measure the distance from the frame
rail to the straight edge.
Subtract the measurement reading from the rear of
the spindle to the measurement reading received
from the front of the spindle; this measurement
equals the toe-in.
Standard tow-in is 0”-1/8” with a service limit of 1/4”
of total toe-in.
Used to inject lubricant into cable housing. Clamps over housing
and wire allowing an aerosol can to be connected.
Once lube runs out the far end, the cable is lubricated.
Cable lube provides the smoothest operation
and longest cable life. Our special blend of Red
Line synthetic lubricant and rust inhibitors keep
#00122 - Cable lube tool
#3-60-0029 - Cable Life lubricant
your cables working smoothly in any weather
conditions from hot to cold, wet or dry.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
4-7
If the measurement is not within specifi cations,
loosen the two retaining lock nuts that are located
on each end of the tie rod.
Turn the left and right tie rods equal amounts until
the measurements are within specifi cations.
Tighten the lock nuts and then recheck
measurements.
Make sure that when the wheels are straight, the
steering wheel is in the center position.
STEERING SYSTEM
A threadlocker is an anaerobic adhesive used on threaded metals that cures at room temperature in the
absence of air. The adhesive completely fi lls the gaps between mating threads to lock and seal the threaded
assembly.
LOCTITE® Threadlockers come in a wide variety of strengths and specialty formulations, including
permanent and removable threadlockers.
applicable). Unbolt and remove the steering cover.
Unfasten the rod ends from the steering shaft and
spindle; using an open-end wrench, hold the hex
section of the rod end stud, and then loosen the nut
from the rod end.
INSPECTION- Check the tie rod ends for wear or
damage. Rod ends should pivot freely and have no
slop at the ball (see arrow). Check the tie rod for
straightness and damage.
NOTE: Tie rods can be bent during heavy impacts.
Bent tie rods can be removed, straightened and reinstalled.
The tie rod ends can be removed by holding them
with an open-end wrench, or appropriate adjustable
wrench, on the machined fl at, then loosening the
locknut holding it in place (one rod end is right-hand
threaded, the other is left-hand threaded.)
REINSTALLATION- Install the tie rod assembly by
reversing the procedure used to remove them.
NOTE: A spray lubricant can be used to silence
squeaky tie rod ends.
MECHANIX WEAR GLOVE SIZE CHART
Place the hand on the gauge as shown for proper
sizing. A snug fi t is preferred for optimum glove
performance.
PROTECTIVE CLOTHING/GEAR
Part#Description Price
3-00-5000 Glove, Original 8 Small Mechanix Black $37.01
3-00-5001 Glove, Original 9 Medium Mechanix Black $37.01
3-00-5002 Glove, Original 10 Large Mechanix Black $37.01
3-00-5003 Glove, Original 11 X-Large Mechanix Black $37.01
3-00-5004 Glove, Original 12 XX-Large Mechanix Black $33.64
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
4-9
TIE ROD ENDS
Removing the tie rod ends requires two open-end
wrenches. There is a machined spot to use a wrench
on each tie rod end. Hold the rod end with a wrench
and loosen the locknut. The tie rod end can now
be unscrewed from the tie rod (one tie rod is righthand threaded, the other is left-hand threaded).
Installation of the rod end is the reverse of removing
one.
FAQ’s
Q: THERE IS A HARD SPOT IN MY K ART’S STEERING. EVEN AFTER REPLACING THE TIE ROD ENDS, THE PROBLEM
REMAINS. WHAT IS CAUSING THIS?
A: When installing the tie rod ends and setting the toe-in, it is important that the rod ends be positioned properly. The rod
ends should be perpendicular to their mounting surface at rest. When the kart is steered, the tie rods twist. If the tie rod
ends are installed and are tilted, they may reach their working limit as they pivot when the kart is steered. This can create
binding in the steering system.
STEERING SYSTEM
NOTE: Any excess clearance (slop) in a rod end will adversely aff ect steering. Excess clearance can only worsen; keep it
tight by replacing worn ends.
SHOP TOOLS AVAILABLE FROM J&J!
Compression tester,
#3-96-0009
Chain riveting tool,
#3-96- 0018
Thread repair kits, inserts and tooling
Metric or standard
Socket T-handle set
Metric #3-96-0002
Stand #3-96-0003
Spanner wrench,
#2-70-0076
T-handle drives in 1/4" & 3/8"
1/4" #3-96-0004
3/8" #3-96-0005
1/4" Mini L-handle #3-96 -0016
1/4" L-handle drive #3-96-0015
3/8" Mini L-handle #3-96- 0014
3/8" L-handle drive #3-96-0013
Terminal crimper for
SB-50 & SB-120 plugs
#2-70-0073-120
Ball-end allen set (Metric)
#3-96- 0026
4-10
OVERVIEW- ACKERMAN EFFECT
STEERING SYSTEM
Ackerman Eff ect
TOP VIEW
ACKERMAN EFFECT:
Ackerman is the diff erence in turn radius between the front tires. On oval-track cars, it can be desirable to create a situation
where the left front tire turns faster than the right front tire. The Ackerman eff ect can help the car turn better through the
center of the turn. You can measure the amount of Ackerman you currently have by using a set of turn plates. Typically,
Ackerman is measured by turning the right front tire 10 degrees to the left. If you have Ackerman, the left front will travel
further than the right front. A typical amount would be three degrees in 10 degrees of steering. To simplify, moving the
right front from zero through 10 degrees of steering will cause the left front to move 13 degrees in this scenario.
Ackerman is created by your front end geometry. Tie rods that angle forward from the inner pivot point out to the spindle
will have more Ackerman.
You will note that J&J go-karts use this feature. When you turn the wheels all the way in either direction, the inside wheel
will “tuck” (turn) more than the outside wheel.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
4-11
STEERING COLUMN & COVER
Q: THE STEERING SHAFT IS BENT ON THE LOWER END WHERE THE TIE ROD TAB IS WELDED TO THE END OF THE
SHAFT. CAN I STRAIGHTEN THE SHAFT?
A: If the go-kart has suff ered an impact suffi cient to bend the 3/4” steering shaft, it is recommended that a new part be
installed. Be sure to visually inspect the complete steering system for any other damage.
Remove the 4 allen-head cap screws from the
steering cover.
NOTE: The nut is welded to the frame on the bottom
side, so you will not need a wrench under the go-kart.
Remove the steering cover.
STEERING SYSTEM
Use Gra de 8 bol ts on ly. Do no t
substitute with lesser grade.
Undo the tie rods from the bottom of the steering
shaft. Remove the four 5/16” bolts holding the
steering bushings. The steering shaft, bushings, and
hardware can now be removed from the kart.
Check the steering shaft for straightness. Clean and
inspect the steering bushings for damage and wear;
bushings should fi t snugly to the shaft while still
allowing the shaft to pivot with only slight resistance.
Check that the bushing sleeves are no shorter than
the two bushing halves. If the bushing sleeves are
shorter than the steering bushings, it will cause the
steering shaft to bind.
Before installing the steering shaft, lightly grease
the inside of the steering bushings. Place some red
thread-locker on the 5/16” mounting bolts, install
the locking and fl at washer on the bolts and set
them aside. Place the steering shaft onto the bottom
bushings and set the top bushings on the shaft.
Holding the two sets of bushings together with the
shaft between them, set the assembly against the
steering column. Holding the assembly against the
steering column by the top bushing, install the four
sleeves into the steering bushings, followed by the
mounting bolts. Snugly run in the mounting bolts
until they bottom out on the sleeves, and then torque
them all to 15 ft-lbs. Recheck the steering assembly
to verify that it turns with slight resistance.
To remove the steering wheel, undo the three acorn
nuts (round steering wheel only), then undo the
locknuts underneath.
Check the steering wheel and pad for damage.
Replace as needed.
SAFETY ITEM
All J&J karts use a pad on the steering wheel/column
to help reduce the possibility of injur y to the rider(s)
in the event of a collision. These pads should be in
place and in good condition at all times.
#008642, steering
column pad.
Installation is the reverse of removal.
NOTE: Your go-kart may be equipped with a butterfl y
steering wheel. Removal/installation procedures are
virtually the same as the round wheel described
above.
00864A Pad, Steering Wheel (Butterfl y) Formed $26.47
1-90-0020 Pad, Steering Wheel (Butterfl y) Formed (Soft Type) $41.78
00862A Pad, Steering Wheel (Round) Formed $21.32
#
00862A, Round
steering wheel pad.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
4-13
STEERING COLUMN PAD
The steering column pad is held on by one 5/16”
nylock nut and washer on the inside of the steering
column.
Unbolt the 5/16” nylock nut to remove the steering
column pad.
Installation is performed in the reverse order of
removal.
NOTE: When installing the steering pad, be careful
not to over-tighten the nut.
STEERING SYSTEM
REPLACEMENT STEERING WHEELS
CAUTION
If any part of the pad is torn or damaged enough
to expose the steering column, the pad should be
replaced.
SAFETY ITEM
All J&J karts use a pad on the steering wheel/column
to help reduce possibility of injury to the rider(s) in
the event of a collision. These pad should be in place
and in good condition at all times.
#A00863,
Butterfl y style.
#A01098,
Round style.
STEERING WHEELS
Part#DescriptionPrice
A00863 Steering Wheel Assy, Butterfl y W/Pad and Bolts $79.80
Roll bar shown is for Eagle, Scorpion, F-22, Can-Am, and Sidekick only.
The roll bar assembly fi ts tube-inside-tube receptacles on the go kart frame. The roll bar is then bolted and cross-bolted to
fi rmly attach it to the frame. Additionally, bolts attach the roll bar to the backrest panel at the bottom side of the roll bar
pad. When all of these bolts are properly tightened, the assembly is very solid.
FAQS
Q: CAN I WELD THE ROLL BAR SOLIDLY TO THE FRAME?
A: Yes; using proper safety and welding techniques, (in addition to mounting bolts) the roll bar of the type shown above
can be welded to frame.
There are two cross bolts that secure the roll bar to
the frame-mounted receivers.
NOTE: The holes on the back side of the receiver are
larger to allow nuts to draw directly against the roll
bar, thus cinching it tight to the receiver.
1/4” bolts attach the roll bar to the seat back.
NOTE: A center bolt is not used in this application.
Seam
Seam
NOTE: Keep the seam side of the pad away from the
rider and towards the outside of the go kart.
Seat belt pads are captured underneath the seat belt
bracket to prevent twisting of the pads on the belt.
Pad
Bracket
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
ROLL BAR / REMOVABLE TO ALLOW BODY SERVICE
(SIDEWINDER, DOUBLE AND SINGLE)
Some roll bars are mounted through the body
(Sidewinder go karts) and are detachable to allow for
body removal. A clipped hitch pin secures the roll bar.
A locking set screw holds the roll bar in place and
prevents it from rattling.
5-3
Bracket
Acorn nut
Pad
ROLL BARS & PADS
Acorn nuts are used to help reduce the possibility of
injury from exposed threads.
NOTE:
Make sure acorn nuts are installed and the seat belt
pads are secured in their proper position with the
seam away from the rider.
Seat belt pads are captured underneath the seat belt
bracket to prevent twisting of the pads on the belt.
#1-60-0069C
12” seat belt extension, push button style.
Any pad with damage that exposes the underlying
part should be replaced. Torn pads that do not
completely cover parts such as the roll bar, back
panel, or steering column can cause injury. All pads
should be inspected daily for damage. Karts should
always be operated with all pads and safety covers in
place.
CAUTION
The seat pad takes high abuse from loading and unloading riders. Holes, rips and tears can catch shoes
and cause trips and falls.
The steering column pad is held on by one 5/16” nut
on the inside of the steering column. When installing
the steering pad, be careful not to over-tighten the
nut. If any part of the pad is torn or damaged enough
to expose the steering column, the pad should be
replaced.
Hidden nut
Hidden nut
Underside of steering column
Roll bar pads are held on by two nuts on the back
side of the roll bar. In most cases, there is an acorn
nut on the end of the roll bar pad stud to prevent
injury to the guests. When installing the roll bar pad,
do not over-tighten the mounting nuts.
NOTE: Pad studs are mounted to plywood inside the
pad by “T” nuts. Tighten the bolts carefully to “snug”
to avoid pulling the “T” nuts through the plywood.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Glued to body
5-5
The back pad is held on by four nuts on the back side
of the back panel for a single kart, and six nuts for
a double. The back pad serves multiple purposes;
most karts utilize the upper back pad bolts to mount
the top of the seat belts. When installing the pad,
take care not to over-tighten the nuts. Replace torn
or damaged pads that expose any part of the back
panel assembly.
The Sidewinder and Sidewinder Double seat back
pads are glued onto the body; there are no bolts
holding them to the frame or body.
When replacing, make sure all of the pad is removed;
the body must be free of old adhesive and debris.
Lightly sand the body surface to remove old glue.
Wipe and clean the surface. Apply contact adhesive
to the body and to the back of the new seat pad and
let it sit until tacky (see adhesive label instructions).
ROLL BARS & PADS
Roll bar pad
Seat back
pad
Seat
pad
Carefully apply the new seat pad to the body, taking
care to make sure it is aligned properly before it
touches the body, as the glue will adhere instantly.
We have replacement pads. Call our
parts department today.
800-854-3140 OR 503-304-8899
PADS - HEAVY-DUTY & STANDARD SEAT PADS
Part#DescriptionPrice
008600A Pad, Single (Seat) Formed $82.00
008580A Pad, Single (Back) Formed (Bolt On) $90.00
008560A Pad, Single (Rollbar) Formed (Bolt On) $58.00
1-90-0013 Pad, Single (Seat) Formed Heavy Duty $100.98
1-90-0006 Pad, Single (Back) Formed (Bolt On) Heavy Duty $109.00
1-90-0008 Pad, Single (Rollbar) Formed (Bolt On) Heavy Duty $84.00
1-90-0014 Pad, Single (Back) Formed (Glue On) Heavy Duty $103.02
008590A Pad, Double (Back) Formed (Bolt On) $110.00
008570A Pad, Double (Rollbar) Formed (Bolt On) $100.00
1-90-0009 Pad, Double (Seat) Formed Heavy Duty $170.77
1-90-0005 Pad, Double (Back) Formed (Bolt On) Heavy Duty $126.67
1-90-0007 Pad, Double (Rollbar) Formed (Bolt On) Heavy Duty $107.98
Sometimes pads get small tears or rips in the outer
skin. If the pad has one of these you can easily repair
it with Rapid Patch, J&J #1-60-0071
Clean the area to be patched with mild soap and
water, rinse and dry thoroughly.
Apply Rapid Patch to the tear and allow it to dry for
15 minutes.
Simply sand the patch down fl ush with the pad.
URETHANE REPAIR KIT FOR GO KART SEAT PADS
Prolong the life of your go kart pads! Do you have rips and tears in your seat pads? Would you like to fi x them in 15 easy minutes? Now you can with Rapid Patch! It’s the easy, inexpensive way to fi x rips and tears
before they ruin your pads.
REPAIR KIT - SEAT PADS
Part#DescriptionPrice
1-60-0071 Patch, Rapid (For Seat Pads)(Maxim Fast Urethane) $71.00
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Seat beltS
Smooth side
5-7
Seat belts must be inspected and maintained on
a regular basis. Follow the maintenance schedule
provided on pages 0-14 of this manual.
Inspect all seat belt pads frequently; frayed, worn
or split pads must be replaced. The pads are held in
place with the smooth side toward the rider’s neck
by capturing the pad end under the seat belt bracket
when it is bolted to the go kart.
SAFETY ITEM Neck injuries can occur from frayed or
missing seat belt pads. Replace worn out seat belts
with original J&J equipment only.
ROLL BARS & PADS
Seamed side
Bracket
Single seat “bodiless” go karts have the lap belt
attached directly to the seat pan of the chassis. Be
sure to orient the belt brackets as shown.
The photo below shows the reinforcement plate used
on the bottom side of the chassis seat belt mounting
point.
Bracket
NEW HEAVY-DUTY SEAT BELT
SHOULDER PADS. Say good-bye to
Bodied go karts such as Sidewinder, Sidewinder
Double, and Stinger have the lap belt attached to the
body instead of the chassis.
NOTE: Orient the seat belt mounting tabs as shown.
The backside of the lap belt attachment utilizes a
fender-style washer (large/fl at) to keep the bolt from
pulling through the body.
Seat belt pads
new pads pic
When installing new seat belt pads, it’s easiest to use
a stiff wire or coat hanger to pull the belt through the
pad. Just bend a small hook in the stiff wire to grab
the hole in the seat belt mounting bracket.
NOTE: Tape the hook end so it does not tear the
inside of the new pad as you pull it through.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
Cleaning seat belts
#3-60-0010, pressure washer
The seat belt manufacturer recommends a mild
soap/water solution when cleaning the seat belts.
CAUTION
No chemicals should be used to clean the seat belts
or their mechanism.
MAINTENANCE & GROUND TOOLS
Part#Description Price
3-00-0006 Blower, Track Blaster 9HP Honda F902H Force 2 $1,629.99
For your safety, longer hair
must be secured above
the shoulder and any
personal items (clothing,
jewelry, etc) must be
secured and contained
within the seating area.
Serious injury or
death could occur!
AXLES
OVERVIEW
Axle cover
Shown without engine for clarity
Axle/drive system cover - to address safety concerns with regards to exposed, rotating parts, J&J has developed an
integrated axle cover. This cover may consist of one or more sections designed to reduce rider exposure to rotating parts,
while still allowing access for maintenance. The vacuum-formed system is made from high-impact TPO plastic for long life.
It is purposely rubber-mounted to the frame to avoid cracking from vibration.
FREQUENT QUESTIONS
Q: CAN I REMOVE THE COVER AND OPERATE THE GO-KARTS?
A: Go-karts should not be operated without the factory-installed guards & covers in place.
Q: CAN I DRILL HOLES OR MAKE CUT OUTS IN THE COVER?
A: No; holes and/or gaps where hair, drawstrings, clothing, etc, could enter are to be avoided.
QUEUE LINE WARNING TO BE PROMINENTLY DISPLAYED SO GUESTS ARE AWARE OF POTENTIAL HAZARDS.
It is strongly urged that go kart operators adopt the “graphic” warning advising guests of the
potential hazards and dangers of long hair, loose clothing and the proximity to rotating machin-
ery. Guest with hair longer than shoulder length MUST be secured above shoulder.
Rubber bands, hair pins etc, should be provided for this purpose. Particular attention must be
paid to items of loose clothing such as draw strings that could become entangled in moving
parts. If a guest refuses to comply, they should not be allowed to operate the kart.
USE DECAL #1-60-0288 on each go kart where it is easily read by each patron.
USE DECAL #1-60-0282 in the pit area where it is easily read by each patron.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
#1-60-0282
AXLE COVER REMOVAL
6-3
Remove the engine (see page 8-1).
Remove the axle cover shoulder bolts.
Pull
AXLES
ALWAYS MAKE SURE ALL SAFETY RELATED
DECALS ARE LEGIBLE. REPLACE IF NECESSARY.
WARNING DECAL (TO PREVENT INJURY OR
DEATH) # 1-60-0388
Remove the wheel and fender.
Lift the rear of the axle cover and pull the cover away
from both the center and wheel clips.
Remover the axle cover.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
6-7
CH
Use a 9/16” off set-ratcheting-box wrench and loosen
the engine-mount lock-down bolts.
Use a 3/4” socket and turn the belt adjuster bolt
clockwise until the engine is all the way forward and
the drive belt is loose.
NOTE:
Before the engine can be moved, the grabber plate
must be loosened (see page 8-3).
Remove the drive belt.
NOTE: Do not use a crowbar to pry the belt. It should
slip off .
STANDARD BELT TENSIONING PROCEDURE
Adjust the drive belt tension by turning the motor
adjusting bolt clockwise (to loosen belt tension) and
counterclockwise (to tighten belt tension) by using a
3/4” socket with an extension.
Adjusting bolt
NOTE:
Make sure the drive belt is tensioned to prevent
jumping of the teeth under the most severe load
conditions that the drive belt will encounter during
operation.
Tighten the engine-mount lock-down bolts and make
sure the drive belt is properly aligned.
STANDARD BELT ALIGNMENT PROCEDURE
A straight edge can be used to aid in belt alignment
during reassembly. Place a straight edge along the
axle pulley and hold the straight edge fi rmly against
both sides of the pulley. The straight edge should line
up just inside the fl ange of the engine pulley.
AXLES
ENDURANCE CLUTCH PLATES
COOL-TEK ENDURANCE
CLUTCH PLATES, LAST
LONGER AND COST LESS
THAN OEM!
If adjustment is needed, use a 1/4” Allen wrench and
loosen the two 5/16” x 1-1/2” Allen bolts on the drive
hub.
Remove the six nuts with a 1/4” ratchet 7/16” short
socket on the back side of lower sprocket assy.
Remove the drive chain sprocket.
Electric Lift, #3-60-0043
These small electric or
manual lifts are perfect for
maintaining small equipment.
Lawn mowers. Track blasters. And more.
#1032, Electric lift
SHOP LIFTS
Part#Description Price
1031 Lift, Assy Air Operated 24” x 80” $1,590.00
1032 Lift, Assy Electric Operated 24” x 80” $1,725.00
3-60-0043 Lift, Multi-Lift(Electric) $1,222.98
#1031, Air-operated lift
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
DRIVE HUB
6-11
Remove the drive wheel.
Use a 1-1/8” socket and remove the drive-hub axle
nut and lock washer.
Use 1-1/4” open end
wrench to prevent axle
from turning.
Loosen the two set screws.
Remove the drive hub from the axle. If you need a
puller, use J&J #1-60-A1000.
The axle should be straight and free of burrs.
Apply a dab of anti-seize to the axle (coat the area
where the hub will cover), then slide the drive hub
onto the axle. Install axle lock washer/nut and torque
to 50 ft.lbs. Apply one drop of Loctite Blue to each set
screw and install them into the drive hub; torque to
12 ft.lbs.
Remove the drive wheel/tire (see page 1-29).
Remove the drive belt or chain (see page 6-78).
Using a 1/4” Allen wrench, loosen the two 5/16” x
1-1/2” Allen bolts on the drive hub.
Insert a fl at-tip screwdriver into the drive hub pulley
slot and lightly tap it in. This will loosen the drive hub
and allow for easy removal.
In some cases, it may be necessary to carefully use a
propane torch to heat the hub to aid removal.
WARNING Always use proper safety clothing and
techniques when using open-fl ame torches. Follow
the manufacturer’s guidelines for safe operation.
Keep fl ames away from fuel sources and combustible
materials.
Use a dead blow or rubber mallet to remove the
drive hub pulley.
NOTE: Rotate the drive hub pulley a 1/4 turn
between taps of the mallet.
WE CARRY REPLACEMENT
DRIVE BELTS.
MOST MAKES AND MODELS.
CALL US FOR DETAILS.
The 2 most common sizes:
8m-800-36 #1-20-0077
8m-896-36 #1-20-0078
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
DRIVE BELTS)
Part#DescriptionPrice
1-20-0077 Belt, Drive 8M-800-36 GTC $78.85
1-20-0078 Belt, Drive 8M-896-36 GTC $79.05
6-13
Remove the drive hub pulley from the axle.
Before installing the drive hub, inspect the key stock
and the drive hub keyway. If the drive hub keyway or
the key stock show any signs of damage, the drive hub
and/or the key stock must be replaced.
Install the drive hub in the reverse order of removal.
Before tightening the two Allen bolts, the drive hub
will need to be aligned with the engine driven pulley.
Loosen the 8 bolts holding the sprocket to ensure
proper clamping to the axle.
A straight edge can be used to aid in belt alignment
during reassembly. Place a straight edge along the
bottom pulley and hold it fi rmly against two sides of
the pulley. The top pulley should line up just inside the
fl ange edge.
AXLES
RPM/SPEED GAUGES
SOME OF THE FEATURES OF THE
VORTEX PRO:
Simple - The display will automatically “wake up” and show the current speed once the wheel is turning: no on/off
buttons to worry about. Checking the max speed, average speed, and other stored items is simple and easy: there is
almost nothing to learn.
Rugged - The Vortex is drop-proof and intended for use in a demanding environment. Accurate - The Vortex is accurate to within 0.5 mph (0.8 kph) from 2 to 60 mph (3 to 100 kph). Inexpensive - The Vortex is priced for maximum value: quality, hand-made parts and elegant design at a very attractive price.
Use a 1-1/4” open end wrench on the axle keyway.
This will keep the axle from turning.
Use 1-1/4” open-end
wrench to prevent the
axle from turning.
Using a 1-1/16” socket, remove the fl oater hub nut
and recessed washer.
Axle
Floater Hub
Spacer
Bearing
Recessed washer
Axle Nut
NOTE:
The special, recessed washer is cut out on one side;
this recess always goes toward, and contacts, the
bearing inner race. This allows the entire fl oater hub
to be tightened through the bearing races and inner
spacer, and against the axle shoulder to allow the
hub to spin freely (thus the name “tight race” design).
Remove the fl oater hub assembly.
Specifi cations and prices subject to change without notice. Download latest update to this manual on-line.
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