Laverda 650 Formula (1995) vs Kawasaki Z 400 (1977-79)
Comparison technical specifications
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| Make: | Laverda | Kawasaki |
| Model: | 650 Formula | Z 400 |
| Years: | 1995 | 1977-79 |
| Engine: | Four stroke, parallel twin cylinder. DOHC, 4 valve per cylinder | Four stroke, parallel twin cylinder, SOHC, 2 Valve per cylinder. |
| Capacity: | 668 cc / 40.7 cu-in | 398 cc / 24.2 cu-in |
| Bore x Stroke: | 78.5 x 69 mm | 64 х 62 mm |
| Cooling System: | Air/oil cooled | Air cooled |
| Compression Ratio: | 9.0:1 | 9.4:1 |
| Induction: | Twin Weber-Marelli electronic injection | 2x Keihin CV32 6caburetor |
| Ignition: | Weber-Marelli electronic | Battery & coil |
| Starting: | Electric | Electric & kick |
| Max Power: | 70 hp / 52 kW @ 8000 rpm | 36 hp / 26.8 kW @ 8500 rpm |
| Max Torque: | 60 Nm / 44.2 lb-ft @ 7000 rpm | 3.3 kgf-m / 23.8 lb-ft @ 7500 rpm |
| Transmission: | 6 speed | 5 Speed |
| Final Drive: | Chain | Chain |
| Front Suspension: | 40mm WP Upside-down forks, adjustable rebound and damping. | Telescopic fork |
| Rear Suspension: | WP Rising rate adjustable preload, rebound and damping. | Swing arm |
| Front Brakes: | 2x 320mm discs 4 piston calipers | Single 226mm disc |
| Rear Brakes: | Single 245mm disc 2 piston caliper | 180mm Drum |
| Front Tyre: | 120/70 ZR17 | 3.25 - S18 4PR |
| Rear Tyre: | 170/60 ZR17 | 3.50 - SIB 4PR |
| Dry Weight: | 180 kg / 396.8 lbs | 175 kg / 386 lbs |
| Fuel Capacity: | 16 Litres / 4.2 US gal | 14 Litres / 3.6 US gal |
| Standing ¼ Mile: | 12.8 sec / 105 mph | 15.4 sec |
| Top Speed: | 131 mph | 94 mp/h |