| Year | 1977 |
| Bore x Stroke | 89 x 56 mm |
| Capacity | 837 cc / 51.0 cu-in |
| Clutch | Multiple disc in oil bath. |
| Compression Ratio | 9.5:1 |
| Consumption Average | 33 mpg |
| Cooling System | Air cooled |
| Dry Weight | NA |
| Engine | Four stroke, transverse four cylinders, DOHC, 2 valve per cylinder |
| Final Drive | Shaft |
| Frame | Tubular steel, welded, double cradle |
| Front Brakes | 2x 280mm discs |
| Front Suspension | 35mm Ceriani telescopic forks |
| Front Tyre | 3.50-18 |
| Fuel Capacity | 15.9 Litres / 4.2 US gal |
| Induction | 4x 27mm Dell'Orto carbs |
| Max Power | 105 hp / 78.2 kW @ 9500 rpm |
| Rear Brakes | Single 280mm disc |
| Rear Suspension | Dual Marzocchi shocks preload adjustable |
| Rear Tyre | 4.00-18 |
| Reviews | Motor Cycle News / Superbike Boxer Tricks / On two Wheels / MC Sport /News |
| Starting | Electric |
| Top Speed | 144 mph |
| Transmission | 5 Speed |
