| Year | 1981 |
| Battery | Yuasa B68 36Ah |
| Bore x Stroke | 86 x 74.4 mm |
| Braking: 100 km/h - 0 | 39 m / 128 ft |
| Capacity | 864 cc / 52.7 cu in |
| Clutch | Wet, multiplate |
| Compression Ratio | 9.4:1 |
| Cooling System | Air cooled |
| Dimensions | Length: 2260 mm / 88.9 in Width: 700 mm / 27.6 in Height: 1280 mm / 50.4 in |
| Dry Weight | 216 kg / 476 lbs |
| Engine | Four stroke, 90°“L”twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven |
| Final Drive | Chain |
| Final Drive Ratio | 2.400:1 (15/36) |
| Front Brakes | 2 x 280 mm Disc, 1 piston caliper |
| Front Suspension | Marzocchi telescopic fork |
| Front Wheel | 3.50 - 18 |
| Fuel Capacity | 15 L / 4.0 US gal / 3.3 Imp gal |
| Gear Ratios | 1st 2.237 / 2nd 1.562 / 3rd 1.203 / 4th 1.000 / 5th 0.887 |
| Ignition | Electronic |
| Induction | 2 x Dell'Orto PHF 32C carburetors |
| Manual | Bevelheaven.com |
| Max Power | 47.8 kW / 65 hp @ 7500 rpm |
| Primary Drive Ratio | 2.187:1 (32/70) |
| Rear Brakes | Single 280 mm disc |
| Rear Suspension | Marzocchi 330 mm dual shocks, 3-way adjustable |
| Rear Wheel | 4.25 - 18 |
| Road Test | Bike 1980 |
| Seat Height | 740 mm / 29.1 in |
| Spark Plugs | Bosch WM7B |
| Starting | Electric |
| Top Speed | 205 km/h / 127 mph |
| Transmission | 5 Speed |
| Wet Weight | 224 kg / 494 lbs |
| Wheelbase | 1550 mm / 61.0 in |
