Kawasaki GPX 600R Ninja (1987-88)

The Kawasaki GPX 600R Ninja (ZX 600R) was a motorcycle manufactured between the years of 1987-88. The bike featured a liquid-cooled, transverse four-cylinder DOHC engine with 4 valves per cylinder and a 598cc capacity. Its induction system consisted of 4x 32mm Keihin CV carburetors and digital ignition with an electric start. The bike produced a maximum power of 84hp at 11,000rpm and maximum torque of 42ft-lbs at 9,000rpm. The transmission was a 6-speed manual and the final drive was a chain. The bike had a front suspension of 38mm telescopic with electronic anti-drive and a rear suspension of rising rate monoshock with adjustable preload and rebounding preload. The front brakes were 2x 270mm discs and the rear brake was a single 130mm disc.

The bike had a seat height of 760mm and a dry weight of 180kg. The fuel capacity was 19.5 litres and the average consumption was 19.2km/lit. The braking distance from 60-0mph was 13.1m and from 100-0mph was 39.9m. The standing 1/4 mile time was 11.7 seconds with a top speed of 226.8km/h or 140.9mph. Overall, the Kawasaki GPX 600R Ninja was a powerful and versatile motorcycle that could accelerate quickly, had good handling, and was comfortable to ride.

Technical specifications:

Make Model: Kawasaki GPX 600R Ninja / ZX 600R

Year: 1987 – 88
Engine: Four stroke, transverse four cylinders, DOHC, 4 valve per cylinder
Capacity: 598 cc / 36.1 cu-in
Bore x Stroke: 60 x 52.4 mm
Cooling System: Liquid cooled
Compression Ratio: 11.71
Lubrication: Wet sump
Induction: 4x 32mm Keihin CV carburetors
Ignition: Digital
Starting: Electric
Max Power: 84 hp / 62 kW @ 11000 rpm
Max Power Rear Tyre: 74.8 hp @ 10300 rpm
Max Torque: 42 ft-lb / 5.8kgf-m @ 9000 rpm
Clutch: Wet, multiple discs, cable operated
Transmission: 6 Speed
Final Drive: Chain
Front Suspension: 38mm Telescopic with electronic anti-drive.
Rear Suspension: Rising rate monoshock with adjustable preload and rebounding preload.
Front Brakes: 2x 270mm discs
Rear Brakes: Single 130mm disc
Front Tyre: 110/80 V16
Rear Tyre: 130/90 V16
Trail: 91 mm / 3.6 in
Wheelbase: 1425 mm / 56.1 in
Seat Height: 760 mm / 30.0 in
Dry Weight: 180 kg / 397 lbs
Wet Weight: 195 kg / 430 lbs
Fuel Capacity: 19.5 Litres / 5.1 US gal
Consumption Average: 19.2 km/lit
Braking 60 – 0 / 100 – 0: 13.1 m / 39.9 m
Standing 1/4 Mile: 11.7 sec / 182.8 km/h
Top Speed: 226.8 km/h / 140.9 mph