Kawasaki KH 250 (1978-79) vs Kawasaki ZR-7 (2004-05) vs Kawasaki Zephyr 750 (1998)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki | Kawasaki |
| Model: | KH 250 | ZR-7 | Zephyr 750 |
| Years: | 1978-79 | 2004-05 | 1998 |
| Engine: | Two stroke, transverse three cylinder, | Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder. | Four stroke, transverse four cylinder , DOHC, 2 valves per cylinder |
| Capacity: | 249 cc / 15.2 cu-in | 738 cc / 45.0 cu-in | 738 cc / 45.6 cu-in |
| Bore x Stroke: | 45 х 52.3 mm | 66 x 54 mm | 66 x 54 mm |
| Cooling System: | Air cooled | Air/oil cooled | Air cooled, |
| Compression Ratio: | 7.5:1 | 9.5:1 | 9.5:1 |
| Induction: | 3x Mikuni VM22SC, Ø 22 mm carburetor | 4x 32 mm CV-Type with K-TRICK | 4x 32mm Keihin carburetors |
| Ignition: | CDI | Digital | Analogue CDI (Capacitive Discharge |
| Starting: | Kick | Electric | Electric |
| Max Power: | 28 hp @7500 rpm | 76 hp / 55.4 kW @ 9500 rpm | 71 hp / 52.6 kW @ 9500 rpm |
| Max Torque: | 2.7 kgf-m / @ 7000 rpm | 63 Nm / 46.5 lb-ft @ 7500 rpm | 56.8 Nm / 42.0 lb-ft @ 7300 rpm |
| Transmission: | 5 Speed | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain | Chain |
| Front Suspension: | Telescopic hydraulic forks | 41mm Kayaba shock adjustable for preload/rebound damping | 41mm Telescopic forks no adjustmen |
| Rear Suspension: | Dual shocks, swingarm | Bottom link UNI-TRAK with 7-way adjustable preload and 4-way rebound damping | Dual gas shocks adjustable for preload, rebound, and compression. |
| Front Brakes: | 180mm Drum | 2x 300mm discs 2 piston calipers | 2x 300mm discs 2 piston calipers |
| Rear Brakes: | 180mm Drum | Single 240mm disc 2 piston caliper | Single 230mm disc 1 piston caliper |
| Front Tyre: | 3.25-18 | 120/70-17 | 120/70 VR17 |
| Rear Tyre: | 3.50-18 | 160/60-17 | 150/70 VR17 |
| Wheelbase: | 1374 mm / 54.1 in | 1455 mm / 57.1 in | 1455 mm / 57.2 in |
| Dry Weight /: | 157 kg / 348 lbs | 210 kg / 452 lbs | 201 kg / 443 lbs |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 22 Litres / 5.8 US gal | 17 Litres / 4.4 US gal |
| Consumption Average: | 43 mpg | 19.1 km/lit | 16.5 km/lit |
| Standing ¼ Mile: | 15.8 sec | 12.2 sec | 12.2 sec / 170.0 km/h |
| Top Speed: | 90 mph | 211.5 km/h / 131.4 mph | 202.1 km/h / 125.6 mph |