Kawasaki H3-ZR-7S, 03 ZR750 User Manual
General Specifications
Model Identification
Engine
Engine Type 4-stroke, 4-cylinder, DOHC, Air Cooled, 8-Valve
Displacement 738 cc
Bore x Stroke 66.0 x 54.0 mm
Compression Ratio 9.5:1
Carburetor Keihin CVKD32(4)with TPS
Ignition System 12 V Battery & Coil, Transistorized Breakerless
Ignition Advance Digital
Crankshaft Rotation Clockwise from RH side
Cylinder Number Method Left to Right: 1-2-3-4
Firing Interval/Order 180° /1-2-4-3
Cylinder Material Aluminum alloy with ferrous sleeves
Fuel Min 91 Research/87 Avg. Oct. Unleaded OK
Coolant 50% distilled water /50% ethylene glycol base antifreeze.
—Capacity 2.6 liters
Transmission
Clutch Type Wet, Multi-disc, Manual
Transmission 5-speed, Constant mesh, Return shift
Shift Pattern(Bottom up) 1-N-2-3-4-5 (w/Neutral Finder)
Gear Ratios —1st 2.33 (35/15)
—2nd 1.63 (31/19)
—3rd 1.27 (28/22)
—4th 1.04 (26/25)
—5th 0.88 (21/24)
Primary Ratio 2.55 (27/23 x 63/29)
Final Ratio 2.38 (38/16)
Overall Ratio (Top Gear) 5.30
Chassis
Wheelbase 57.3 inches
Seat Height 31.5 inches
Ground Clearance 5.1 inches
Dry Weight 463 lbs.
Curb Weight 519 lb.
Max Load 401 lbs.
Fuel Tank Capacity 5.8 gal.
Tire Size —Front 120/70-ZR17 Tubeless
—Rear 160/60-ZR17 Tubeless
Brake Type —Front Dual Disc
—Rear Single Disc
Brake Size —Front 272 mm Effective Diameter
—Rear 212 mm Effective Diameter
Wheel Travel —Front 130 mm
—Rear 130 mm
Year & Model ‘03 ZR750-H3:ZR-7S
Color ¬ Pearl Chrome Yellow
VIN Range JKAZRDH1 33A0100001 —
Engine No. Range KZ750EE150001 —
Engine No. Location RH top crankcase, below cylinder
Tuning Specifications
Engine
Valve Clearance (Cold) Intake: .08 - .18 mm
—Adjustment Method Shim under bucket
Compression Pressure 156 psi
Spark Plug NGK DR9EA
—Gap .6 - .7 mm
Ignition Timing —Idle 12.5° BTDC at 1,100 rpm (US, CN)
—Full 37.5° BTDC (in double marks) at 9,000 rpm
Idle Speed 1050-1150 ±50 rpm (US,CN)
Engine Oil SE, SF or SG Class SAE 10W40
—w/Filter Change 3.5 liter
—No Filter Change 3.0 liter
—Level On center stand, wait 5 min, middle of window
Fork Oil SAE 10W
—Capacity 469-477 cc
Tire Pressure (Cold)
—Front 2.50 kg/cm
—Rear 2.50 kg/cm
Exhaust: .08 - .18 mm
12.5° BTDC at 1,300 rpm (CA)
1250-1350 ±50 rpm (CA)
Chassis
2
36 psi
2
36 psi
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