Kawasaki GPZ550 (1983-84)

The Kawasaki GPz 550/Z 550GP was produced from 1983 to 1984 and had a four-stroke, transverse, four-cylinder engine with DOHC and two valves per cylinder. The engine has a capacity of 553cc and a compression ratio of 10.0:1. The bike features 4x 22mm Teikei constant vacuum – main jets #94, CDI ignition, and an electric starter. It has a maximum power output of 65 hp at 9000 rpm and maximum torque of 35.5 lb-ft at 8000 rpm. The clutch is a wet multiplate type and the bike has a six-speed transmission with a final drive of #530 O-ring chain. The frame is a double down tube, full cradle, and box-section aluminum swing arm, with front suspension consisting of telescopic forks and rear suspension consisting of dual shocks and a swinging arm. The front and rear brakes are 2x 260mm discs and a single 260mm disc, respectively. The bike has a seat height of 800 mm and a ground clearance of 147 mm. Its wet weight is 210 kg and fuel capacity is 15 litres. The average fuel consumption is 46 mpg and it can achieve a top speed of 191.5 km/h or 119 mph. The standing quarter-mile time is 13.0 seconds at 102 mph.


Technical specifications:

Make Model: Kawasaki GPz 550 / Z 550GP

Year: 1983 – 84


Engine: Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder.
Capacity: 553 cc / 33.7 cu-in
Bore x Stroke: 58 x 52.4 mm
Cooling System: Air cooled
Compression Ratio: 10.0:1
Induction: 4x 22mm Teikei constant vacuum – main jets #94
Ignition: CDI
Starting: Electric
Max Power: 65 hp / 47.4 Nm @ 9000 rpm
Max Torque: 35.5 lb-ft / 48.1 Nm @ 8000 rpm
Clutch: Wet- multiplate
Transmission: 6 Speed
Final Drive: #530 O-ring chain
Frame: Double down tube, full cradle, Box section aluminum swing arm
Front Suspension: Telescopic forks

Front Wheel Travel: 165 mm / 6.4 in
Rear Suspension: Dual shocks, Swinging arm
Rear Wheel Travel: 100 mm / 3.9 in
Front Brakes: 2X 260mm disc
Rear Brakes: Single 260mm disc
Front Tyre: 3.25 H19
Rear Tyre: 3.75 H18
Seat Height: 800 mm / 31.6 in
Ground Clearance: 147 mm / 5.8 in
Wet Weight: 210 kg / 461 lbs
Fuel Capacity: 15 Litres / 3.9 US gal
Consumption average: 46 mpg
Standing 1/4 Mile: 13.0 sec / 102 mph
Top Speed: 191.5 km/h / 119 mph

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