Kawasaki GPz 400F / Z400GP (1984) vs Kawasaki EN 400 Vulcan (1986-89)
Comparison technical specifications
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| Make: | Kawasaki | Kawasaki |
| Model: | GPz 400F / Z400GP | EN 400 Vulcan |
| Years: | 1984 | 1986-89 |
| Engine: | Four stroke, transverse four cylinder, DOHC, 2 Valve per cylinder. | Four stroke parallel twin cylinder. DOHC, 4 valves per cylinder. |
| Capacity: | 399 cc / 24.3 cu-in | 399 cc / 24.3 cu-in |
| Bore x Stroke: | 52 х 47mm | 70 х 51 .Э mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 9.5:1 | 10.7:1 |
| Induction: | 4 x 21mm Teir-Kei carburetors | Keihin carburettor |
| Ignition: | CDI | Coil |
| Starting: | Electric | Electric |
| Max Power: | 51 hp / 38 kW @ 11500 rpm | 45 hp / 32.8 kW @ 9000 rpm |
| Max Torque: | 34.3 Nm / 25.2 lb-ft @ 8500 rpm | 3.4 kgf-m / 24.5 lb-ft @ 8000 rpm |
| Transmission: | 6 Speed | 6 Speed |
| Final Drive: | Chain | Belt |
| Front Suspension: | Telescopic forks | Telescopic forks |
| Rear Suspension: | Swing arm | Dual shocks |
| Front Brakes: | Single 236mm disc | Single disc |
| Rear Brakes: | Single 140mm drum | Drum |
| Front Tyre: | 90/90-19 | 100/90-19 |
| Rear Tyre: | 110/90-18 | 140/90-15 |
| Dry Weight: | 179 kg / 394.6 lbs | 182.0 kg / 401.2 lbs |
| Fuel Capacity: | 15 Litres / 3.9 US gal | 10 Litres / 2.6 US gal |