Kawasaki BJ 250 Estrella (2007-10) vs Kawasaki Z 750E (1980-81)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki |
| Model: | BJ 250 Estrella | Z 750E |
| Years: | 2007-10 | 1980-81 |
| Engine: | Four stroke, single cylinder, SOHV , 2 valves | Four stroke, transverse four cylinder, DOHC, 2 valve per cylinder. |
| Capacity: | 249 cc / 15.2 cu-in | 738 cc / 45.0 cu-in |
| Bore x Stroke: | 66 X 63 mm | 66 х 54 mm |
| Cooling System: | Air cooled | Air cooled |
| Compression Ratio: | 9.0:1 | 9.0:1 |
| Induction: | Carburetor | 4x 32mm Keihin carburetors |
| Ignition: | CDI | CDI |
| Max Power: | 20 hp / 14.9 kW @ 6000 rpm | 74 hp / 54 kW @ 9000 rpm |
| Max Torque: | 21 Nm / 15.5 lb-ft @ 5000 rpm | 5.7 kgf-m / 41.2 lb-ft @ 8500 rpm |
| Transmission: | 5 Speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | Telescopic forks | Telescopic hydraulic fork |
| Rear Suspension: | Dual shocks | Swinging fork |
| Rear Wheel Travel: | 75 mm / 3.0 in | 95 mm / 3.7 in |
| Front Brakes: | Single 300mm disc | 2x 226mm discs |
| Rear Brakes: | Single 230mm disc | Single 226mm disc |
| Front Tyre: | 90/90-18 51 P | 3.25H-19 |
| Rear Tyre: | 110/90-17 60 P | 4.00H-18 |
| Dimensions: | Length 2090 mm / 82.2 in Width 780 mm / 30.7 in Height 1035 mm / 40.7 in | Length 2192mm / 86.2 in Width 780 mm / 30.7 in Height 1135 mm / 44.8 in |
| Wheelbase: | 1400 mm / 55.1 in | 1426 mm / 56.1 in |
| Dry Weight: | 142 kg / 313 lbs | 210 kg / 463 lbs |
| Fuel Capacity: | 14 Litres / 3.7 US gal | 17.9 Litres / 4.5 US gal |