| Year | 1971 |
| Battery | 12V |
| Bore x Stroke | 63 x 56 mm |
| Capacity | 349 cc / 21.3 cu in |
| Clutch | Wet, multi-plate |
| Compression Ratio | 9.5:1 |
| Cooling System | Air cooled |
| Dry Weight | 157 kg / 345 lbs |
| Engine | Four stroke, parallel twin, DOHC, 2 valvews per cylinder, alloy |
| Engine Oil | 2.7 L / 5.7 US pt / 4.8 Imp pt |
| Exhaust | Two into two |
| Final Drive | Chain |
| Frame | Tubular steel, double cradle |
| Front Brakes | Drum, internal expanding |
| Front Suspension | Telescopic fork |
| Front Tyre | 3.25 x 18 Dunlop K70 |
| Fuel Capacity | 13.5 L / 3.6 US gal / 3.0 Imp gal |
| Induction | 2 x 27 mm Amal carburetors |
| Max Power | 25 kW / 34 hp @ 9000 rpm |
| Max Torque | 28.4 Nm / 2.9 kgf-m / 21 lb-ft @ 7000 rpm |
| Rear Brakes | Drum, internal expanding |
| Rear Suspension | Twin shocks, coil springs |
| Rear Tyre | 3.50 x 18 Dunlop K70 |
| Starting | Kick (electric starter option) |
| Top Speed | 160 km/h / 100 mph |
| Transmission | 5-Speed |
| Wet Weight | 167 kg / 368 lbs |
| Wheelbase | 1489 mm / 58.6 in |