Triumph TR65 Thunderbird
| Make Model | Triumph TR65 Thunderbird |
| Year | 1982-83 |
| Engine | Air cooled, four stroke, parallel twin cylinder, OHV |
| Capacity | 649 |
| Bore x Stroke | 76 X 71.5 mm |
| Compression Ratio | 8.6:1 |
| Induction | 30mm Amal carb |
| Ignition / Starting | |
| Max Power | 42 hp @ 6500 rpm |
| Max Torque | 37 ft-lb @ 5500 rpm |
| Transmission / Drive | 5 Speed / chain |
| Front Suspension | Telescopic fork |
| Rear Suspension | 5-way preload adjustment |
| Front Brakes | Single 250mm disc |
| Rear Brakes | 178mm drum |
| Front Tyre | 3.25-19 |
| Rear Tyre | 4.00-18 |
| Wet-Weight | 185 kg |
| Fuel Capacity | 10.5 Litres |
