Kawasaki GPX 600R Ninja / ZX 600R (1987-88) vs BMW R 60/5 (1971-73)
Comparison technical specifications
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| Make: | Kawasaki | BMW |
| Model: | GPX 600R Ninja / ZX 600R | R 60/5 |
| Years: | 1987-88 | 1971-73 |
| Engine: | Four stroke, transverse four cylinders, DOHC, 4 valve per cylinder | Four stroke, two cylinder horizontally opposed Boxer, pushrod operated 2 valves per cylinder. |
| Capacity: | 598 cc / 36.1 cu-in | 599 cc / 36.6 cu in. |
| Bore x Stroke: | 60 x 52.4 mm | 73.5 x 70.6 mm |
| Cooling System: | Liquid cooled | Air cooled |
| Compression Ratio: | 11.71 | 9.2:1 |
| Induction: | 4x 32mm Keihin CV carburetors | 2 x Bing slide carburetors |
| Ignition: | Digital | Battery ignition |
| Starting: | Electric | Kick |
| Max Power: | 84 hp / 62 kW @ 11000 rpm | 29.5 kW / 40 hp @ 6400 rpm |
| Max Torque: | 42 ft-lb / 5.8kgf-m @ 9000 rpm | 49 Nm / 5.0 kgf-m / 36 ft lb @ 5000 rpm |
| Clutch: | Wet, multiple discs, cable operated | Dry single plate, with diaphragm spring |
| Transmission: | 6 Speed | 4 Speed |
| Final Drive: | Chain | Shaft |
| Front Suspension: | 38mm Telescopic with electronic anti-drive. | Telescopic hydraulic forks |
| Rear Suspension: | Rising rate monoshock with adjustable preload and rebounding preload. | Long swinging arm with strut |
| Front Brakes: | 2x 270mm discs | ∅200mm Drum |
| Rear Brakes: | Single 130mm disc | ∅200mm Drum |
| Front Tyre: | 110/80 V16 | 3.25 - S19 |
| Rear Tyre: | 130/90 V16 | 4.00 - S18 |
| Wet Weight: | 195 kg / 430 lbs | 210 kg / 463 lbs |
| Fuel Capacity: | 19.5 Litres / 5.1 US gal | 24 liters / 6.3 US gal |