| Year | 1981 |
| Bore x Stroke | 71.5 x 68.6 mm |
| Braking 100 - 0 | 39.7 m |
| Capacity | 1101 cc / 67.2 cu-in |
| Clutch | Wet, multi-disc (8 drive plates, 7 driven plates) |
| Compression Ratio | 9.2:1 |
| Consumption Average | 40.3 mpg |
| Cooling System | Air cooled |
| Engine | Four stroke transverse four cylinder, DOHC, 2 valves per cylinder |
| Final Drive | Shaft |
| Front Brakes | 2x 298mm discs |
| Front Suspension | Telescopic fork |
| Front Tyre | 3.50-19 |
| Front Wheel Travel | 175 mm / 6.8 in |
| Fuel Capacity | 15 Litres / 3.9 US gal |
| Gear Ratio | 1st 38/17 (2.235) 2nd 39/24 (1.625) 3rd 36/28 (1.286) 4th 32/31 (1.032) 5th 30/34 (0.882) |
| Generator | A.C. Generator, voltage regulator, rectifier |
| Ignition | TCI additional vacuum adjusted |
| Induction | 4x Mikuni BS 34SS Carburetor |
| Lubrication | Wet sump |
| Max Power | 95 hp / 70.8 kW @ 8500 rpm |
| Max Torque | 90 Nm / 66.5 lb-ft @ 6500 rpm |
| Primary Reduction Ratio | 25/25 x 58/35 = 1.657 |
| Primary Reduction System | HY-VO chain & gear |
| Rake | 29° 30 |
| Rear Brakes | Single 298mm disc |
| Rear Suspension | Dual shocks, swing arm, preload adjustable |
| Rear Tyre | 130/90-16 |
| Rear Wheel Travel | 80 mm / 3.1 in |
| Road Test | Cycle Magazine 1979 |
| Standing ¼ Mile | 11.7 sec / 114.2 mph 183.8 km/h |
| Starting | Electric |
| Top Speed | 202.8 km/h / 126 mph |
| Trail | 130 mm / 5.1 in |
| Transmission | 5 Speed |
| Wet Weight | 258 kg / 568.7 lbs |
