Polaris ATV Sport 400 User Manual
OWNER’S MANUAL SUPPLEMENT
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1999 SPORT 400
PN 9914952
IMPORTANT: This is a supplement to your owner’s manual. This information should remain with your owner’s
manual at all times.
Specifications
SPORT 400
Body Style Gen III
Gross Vehicle Weight 790 lbs.
Fuel Capacity (4 U.S. Gallons) 4
Gearcase Oil (ounces) 11
Injector Oil Capacity (Quarts) 2
Front Rack
(Maximum - Capacity)
C
Rear Rack
A
(Maximum Capacity)
Tongue Weight 20 lbs
A
C
Tow H it c h Accessory
Tow Capacity 850 lbs
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Turn Radius 60²
Ground Clearance 6²
S
Height 47²
Length 74.5²
Seat Height 33²
Weight 475 lbs.
Wheel Base 49.75 ²
Width 46.5²
Drive System Type PVT
D
Shift Type Side Lever (Forward/Neutral/Reverse)
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Gear Reduction - Low Not Applicable
Gear Reduction - Reverse 3.05/1
E
Gear Reduction - Foward 2.68/1
Front Drive (ratio) Not Appicable
Y
S
Final Drive (ratio) 13/36 78P
Center Drive (ratio) Not Applicable
E
M
Drive Chain 520 O-Ring
T
Front Tire 23 x 7 - 10
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Rear Tire 22 x 11 - 10
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E
Tire Pressure (front) 4
S
Tire Pressure (rear) 3
Accessory (30 lbs)
Accessory (60 lbs)
1
SPORT 400
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K
K
N
G
N
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Front Susp. - Mac Strut 8.2²
S
Rear Susp. - Progressive Rate
U
Swing Arm
S
P
Shock Adjustment Theaded Adjust
Front Brake Single lever, hydraulic disc, hydraulic foot
B
R
Rear Brake Hydraulic opposing piston caliper, rear
A
ESAuxiliary Brake Hydraulic opposing piston caliper, rear
Park Brake Hydraulic lock - all wheel
Engine Model Number EC38PLE-09
Engine Type 2 Cycle, Single Cylinder
Lubrication Oil Injection
Bore x Stroke 83.0 x 70
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Displacement 378
Compression Ratio 6.9/1 Effective
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Engine Cooling Liquid
Alternator Output (watts) 150
E
Carburetion 1 VM34SS
Main Jet 230
C
Pilot Jet 35
Needle Jet 0-6 (480)
O
L
Pilot Screw 1.5 Turn
I
Jet Needle 6CEY6-3
N
G
Ignition CDI
Timing 23.5 @ 3000
Spark Plug Gap .028
Spark Plug Type NGK BR8ES
Exhaust USFS Approved
LIHeadlight (watts) Not Applicable
8.5²
brake
axle fixed disc
axle fixed disc
G
Taillight (watts) 8.26
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Brake Light (watts) 26.9
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SPORT 400
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Battery 12V 14AH
DC Plug In - Rear Accessory
E
A
DC Socket - Forward Accessory
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U
Electric Start Standard
High Beam Indicator Not Applicable
E
High Temp Indicator Standard
Windshield Accessory
F
Low Oil Light Standard
E
A
Neutral Indicator Standard
Reverse Indicator Standard
U
R
Speedometer Accessory
E
S
Tool Kit Standard
SPORT 400
(Engine - EC38PLE-09)
Carburetor Jetting
Altitude Ambient
Meters
(Feet)
Temperature
0-900
(0-3000)
900-1800
(3000-6000)
1800-2700
(6000-9000)
2700-3700
(9000-12000)
Below 0°F
(Below --18°C)
270 MJ
0.5 AS
250 MJ
0.5 AS
220 MJ
1.5 AS
200 MJ
1.5 AS
Clutching
Altitude Shift
Meters
(Feet)
0-900
(0-3000)
900-1800
(3000-6000)
1800-2700
(6000-9000)
2700-3700
(9000-12000)
0° to 40°F
(--18°Cto
+5°C)
250 MJ
1.0 AS
230 MJ
1.0 AS
210 MJ
1.5 AS
190 MJ
1.75 AS
Weight
S-55 White 2/2
S-55 White 2/2 or 2/1
S White 2/1
S or 10MH White 2/1
+40° to +80°F
(+5°Cto
+26°C)
230 MJ
1.5 AS
210 MJ
1.5 AS
195 MJ
1.75 AS
175 MJ
1.75 AS
Clutch
Spring
+80°F&Above
210 MJ
1.5 AS
195 MJ
1.75 AS
175 MJ
1.75 AS
160 MJ
1.75 AS
Driven *
Helix
(+26°C&
Above)
3
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