Kawasaki Z650F (1980-81)

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The Kawasaki Z 650F was produced from 1980-81, featuring a four-stroke, transverse four-cylinder, DOHC engine with a capacity of 652 cc and a compression ratio of 9.5:1. It has four 28mm Mikuni carburetors with a dry sump lubrication system and an oil capacity of 7.4 US pints. The bike has a maximum power output of 66 hp/48.2 kW at 8500 rpm and a maximum torque of 5.8 kgf-m/57 Nm at 7000 rpm. The clutch is wet, and the bike has a five-speed transmission with a chain final drive. The frame is a steel twin loop cradle, and the bike has a telescopic hydraulic fork front suspension and a swinging fork rear suspension. The front brake is a single 275mm disc with a 180mm drum rear brake. The bike’s front tire is a 3.25-19, and the rear tire is a 4.00-18, with a wheelbase of 1437 mm/56.6 in. The bike weighs 220 kg/485.0 lbs and has a fuel capacity of 16.5 liters/4.3 US gal. The average fuel consumption is 16.8 km/lit, and the standing 1/4-mile time is 13.8 seconds. The top speed is 186 km/h/115.5 mph.

Technical specifications:

Make Model: Kawasaki Z 650

Year: 1980 – 81


Engine: Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder
Capacity: 652 cc / 39.7 in
Bore x Stroke: 62 54 mm
Cooling System: Air cooled
Compression Ratio: 9.5:1
Lubrication: Dry sump
Oil Capacity: 7.4 US pint
Induction: 4x 28mm Mikuni carburetors
Ignition: CDI
Battery: 12V-10AH
Starting: Electric & kick
Max Power: 66 hp / 48.2 kW @ 8500 rpm
Max Torque: 5.8 kgf-m / 57 Nm @ 7000 rpm
Clutch: Wet, multi-plate
Transmission: 5 Speed

Final Drive: Chain
Gear Ratio: 1st 15.63:1 2nd 10.93:1 3rd 8.52:1 4th 6.97:1 5th 5.97:1
Frame: Steel twin loop cradle
Front Suspension: Telescopic hydraulic fork
Rear Suspension: Swinging fork
Front Brakes: Single 275mm disc
Rear Brakes: 180mm Drum
Front Tyre: 3.25-19
Rear Tyre: 4.00-18
Rake: 27 o
Trail: 106 mm / 4.2 in
Wheelbase: 1437 mm / 56.6 in
: 800mm / 31.5 in
: 152 mm / 6.0 in
Wet Weight: 220 kg / 485.0 lbs
Fuel Capacity: 16.5 Litres / 4.3 US gal
Consumption Average: 16.8 km/lit
Standing 1/4 Mile: 13.8 sec
Top Speed: 186 km/h / 115.5 mph

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