| Year | 1977 |
| Battery | Yuasa Y50-N18L-A1, 12V 18Ah |
| Bore x Stroke | 78 x 52 mm |
| Braking 100 km/h - 0 | 40.5 m / 133 ft |
| Capacity | 496.9 cc / 30.2 cu in |
| Clutch | Wet, multiplate |
| Compression Ratio | 9.6:1 |
| Consumption Average | 5.3 L/100 km / 18.7 km/l / 44 US mpg / 52.8 Imp mpg |
| Cooling System | Air cooled |
| Dimensions | Length: 2080 mm / 81.9 in Width: 840 mm / 33.1 in Height: 1100 mm / 43.3 in |
| Dry Weight | 170 kg / 374 lbs |
| Engine | Four stroke, parallel twin cylinder, SOHC, chain driven, 2 valve per cylinder |
| Final Drive | Chain |
| Final Drive Ratio | 2.923:1 (13/38) |
| Front Brakes | 2 x 256 mm Brembo discs |
| Front Suspension | 35 mm Marzocchi telescopic fork |
| Front Tyre | 3.25-18 |
| Fuel Capacity | 19 L / 5.0 US gal / 4.2 Imp gal |
| Gear Ratios | 1st 2.500 / 2nd 1.714 / 3rd 1.333 / 4th 1.074 / 5th 0.900:1 |
| Ignition | Points and coil |
| Induction | Dell'Orto PHF30BS/BD |
| Max Power | 25.7 kW / 35 hp @ 6500 rpm |
| Primary Drive Ratio | 2.125:1 (32/68) |
| Rear Brakes | Single 160 mm drum, leading shoe |
| Rear Suspension | Swing arm, 2 x Marzocchi shocks, 3-way adjustable |
| Rear Tyre | 3.50-18 |
| Seat Height | 760 mm / 29.9 in |
| Spark Plug | Champion L81 |
| Standing ¼ Mile | 14.9 sec @ 138 km/h / 85.9 mph |
| Starting | Kick |
| Top Speed | 170 km/h / 105.6 mph |
| Transmission | 5 Speed |
| Wet Weight | 196 kg / 432 lbs |
| Wheelbase | 1400 mm / 55.1 in |
