The BSA Thunderbolt is a 650cc, twin cylinder, four stroke, street motorcycle manufactured by BSA in the 1960s and 1970s.
BSA Thunderbolt | |
Manufacturer | [[BSA]] |
---|---|
Engine | 654.00 ccm (39.91 cubic inches) Twin Four-Stroke |
Bore / Stroke | 75.0 x 74.0 mm (3.0 x 2.9 inches) |
Compression ratio | 9.0:1 |
Horsepower | 46.00 HP (33.6 kW)) @ 7000 RPM |
Weight | |
Manuals | |
Reviews · |
Specifications
- Valves per cylinder: 2
- Fuel control: OHV
- Cooling system: Air
- Gearbox: 4-speed
- Transmission type final drive: Chain