Kawasaki H2 (1971)

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The Kawasaki H2 750 Mach IV is a two-stroke, transverse three-cylinder motorcycle with a capacity of 748cc or 45.6 cubic inches. Its engine features a bore of 71 63 mm and a compression ratio of 7.1:1, and the bike is air-cooled and lubricated with oil injection. The ignition is CDI and the battery is a 12V-6AH. The clutch is wet and multi-plate, and the transmission is five-speed with a final drive chain. The frame is tubular and double cradle, and the front suspension is telescopic forks without adjustments. The rear suspension is dual shocks preload adjustable. The front brake is a single 295mm disc, with a 203mm drum in the rear. The bike’s wheelbase measures 1410 mm or 55.4 inches, with a seat height of 795 mm or 31.25 inches and a ground clearance of 183 mm or 7.2 inches. The dry weight of the bike is 192 kg or 423.2 lbs, with a fuel capacity of 16.7 liters or 4.4 US gallons. Braking 30 mph–0 takes 33 ft, while braking 60 mph–0 takes 111.7 ft. Acceleration 0–30 mph takes 2.9 seconds, and acceleration 0–60 mph takes 5.0 seconds. The standing 1/4 Mile takes 12.3 seconds, with a top speed of 120 mph or 192 km/h.

Technical specifications:

Make Model: Kawasaki H2 750 Mach IV

Year: 1971


Engine: Two stroke, transverse three cylinder
Capacity: 748 cc / 45.6 cu-in
Bore x Stroke: 71 63 mm
Cooling System: Air cooled
Compression Ratio: 7.1:1
Lubrication: Oil injection
Induction: 3 x 30mm Mikuni VM30SC carburetors
Ignition: CDI
Battery: 12V-6AH
Starting: Kick
Max Power: 74 hp / 55.1 kW @ 6800 rpm
Max Torque: 77.4 Nm / 7.9 kgf-m @ 6500 rpm
Clutch: Wet, multi-plate
Transmission: 5 Speed
Final Drive: Chain

Gear Ratio: 1st 12.75:1 2nd 8.64:1 3rd 6.53:1 4th 5.42:1 5th 4.76:1
Frame: Tubular, double cradle
Front Suspension: Telescopic forks non adjustable
Rear Suspension: Dual shocks preload adjustable
Front Brakes: Single 295mm disc
Rear Brakes: 203mm drum
Front Tyre: 8.25-19
Rear Tyre: 4.00-18
Wheelbase: 1410 mm / 55.4 in
Seat Height: 795 mm/ 31.25 in
Ground Clearance: 183 mm / 7.2 in.
Dry Weight: 192 kg / 423.2 lbs
Fuel Capacity: 16.7 Litres / 4.4 US gal
Braking 30 mph – 0: 33 ft
Braking 60 mph – 0: 111.7 ft.
Acceleration 0-30 mph: 2.9 sec.
Acceleration 0-60 mph: 5.0 sec.
Standing 1/4 Mile: 12.3 sec / 105 mph / 168 km/h
Top Speed: 120 mph / 192 km/h

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