Honda CB 450K2 (1969) vs Kawasaki Z 250FT (1978-79) vs Kawasaki GTO 125 (1990-)
Comparison technical specifications
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| Make: | Honda | Kawasaki | Kawasaki |
| Model: | CB 450K2 | Z 250FT | GTO 125 |
| Years: | 1969 | 1978-79 | 1990- |
| Engine: | Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder | Four stroke, parallel twin, SOHC, 2 valve per cylinder | Two stroke, single cylinder, rotary valves |
| Capacity: | 445 cc / 27.1 cu-in | 248 cc / 15.1 cub in | 123 cc / 7.6 cu-in |
| Bore x Stroke: | 70 x 57.8 mm | 55 х 52.4 mm | 55.0 x 51.8 mm |
| Cooling System: | Air cooled | Air cooled | Air cooled |
| Compression Ratio: | 9.0:1 | 10.0:1 | 7.2:1 |
| Induction: | 2x 32mm Keihin carburetors | 2 x 32mm Keihin carburetors | Mikuni RM 22 SC |
| Ignition: | Coil with auto-advance, twin contact breaker | CDI | Electronic CDI |
| Starting: | Kick | Electric | Kick |
| Max Power: | 45 hp / 32.8 kW @ 9000 rpm | 20.1 kW / 27 hp @ 10000 rpm | 17 hp / 12.8 kW @ |
| Max Torque: | 37.4 Nm / 27.6 lb-ft @ 7000 rpm | 20.6 Nm / 21 kgf-m /15.2 lb-ft @ 8500 rpm | NA |
| Transmission: | 5 Speed | 6 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic forks with two-way damping. | Air assisted telescopic forks, | Telescopic forks |
| Rear Suspension: | Swing arm, shock absorbers with adjustable preload | Spring preload adjustable | Swinging arm |
| Front Brakes: | Drum | Single disc | Drum |
| Rear Brakes: | Drum | Drum | Drum |
| Front Tyre: | 3.25-18 | 3.00-18 | 2.50 -18 |
| Rear Tyre: | 3.50-18 | 3.50-18 | 2.75 -18 |
| Dry Weight: | 187 kg / 412 lbs | 153 kg / 337 lbs | 95 kg / 209.4 lbs |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 13.5 Litres / 3.6 US gal | 13.5 Litres / 3.5 US gal |