Kawasaki Zephyr 750 (1992-93) vs Honda CB 450DX / N (1989-92) vs Yamaha IT 250 (1982-83)
Comparison technical specifications
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| Make: | Kawasaki | Honda | Yamaha |
| Model: | Zephyr 750 | CB 450DX / N | IT 250 |
| Years: | 1992-93 | 1989-92 | 1982-83 |
| Engine: | Four stroke, transverse four cylinder , DOHC, 2 valves per cylinder | Four stroke, parallel twin cylinder, SOHC, 3 valves per cylinder | Two stroke, single cylinder, read valve |
| Capacity: | 738 cc / 45.6 cu-in | 447 cc / 27.3 cu-in | 246 cc / 15.07 cu-in |
| Bore x Stroke: | 66 x 54 mm | 75 X 50.6 mm | 70 x 64 mm |
| Cooling System: | Air cooled, | Air cooled | Air cooled |
| Compression Ratio: | 9.5:1 | 9.1:1 | 9.8;1 |
| Induction: | 4x 32mm Keihin carburetors | Carburetor | 30mm Mikunis carburetor |
| Max Power: | 71 hp / 52.6 kW @ 9500 rpm | 43.3 hp / 32.2 kW @ 8500 rpm | 32.2 hp @ 7500 rpm |
| Max Torque: | 56.8 Nm / 42.0 lb-ft @ 7300 rpm | 4.3 Kgm / 42.1 Nm @ 650 rpm | 22.6 / 3.12 kg-m @ 7500 rpm |
| Transmission: | 5 Speed | 6 Speed | 6 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | 41mm Telescopic forks no adjustmen | Telescopic forks 140mm wheel travel | Air-assisted, oil-damped fork |
| Rear Suspension: | Dual gas shocks adjustable for preload, rebound, and compression. | Swing arm 96mm wheel travel | Aluminum-bodied monoshock with adjustable damping and preload producing |
| Front Brakes: | 2x 300mm discs 2 piston calipers | 2x 232mm discs | Drum 130 x 22mm shoes |
| Rear Brakes: | Single 230mm disc 1 piston caliper | Single 272mm disc | Drum 150 x 25mm shoes |
| Front Tyre: | 120/70 VR17 | 3.60S-19 | 90/90 -21 |
| Rear Tyre: | 150/70 VR17 | 4.10s-18 | 12/90 -18 |
| Fuel Capacity: | 17 Litres / 4.4 US gal | 17,5 Litres / 4.6 US gal | 13 Litres / 3.4 US gal |