| MODEL | BSA C15 SS80 1961 - 1967 |
| Year | 1961 - 1967 |
| Engine Type | Single cylinder, four-stroke, OHV |
| Displacement / Capacity | 249 cc |
| Bore X Stroke | 67 mm x 70 mm |
| Compression Ratio | 8.75:1 |
| Cooling System | Air |
| Max Power | 11 kW / 15 hp @ 5000 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | Amal carburettor |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 4-speed |
| Clutch | 4 friction plates |
| Final Drive | Chain, 112 pitches |
| CHASSIS SPECS | |
| Frame | Single loop, twin rails under engine |
| Front Suspension | Telescopic |
| Rear Suspension | Pivoted fork |
| Front Brakes | 6.5 in drum |
| Rear Brakes | 6.5 in drum |
| DIMENSION SPECS | |
| Overall Length | 1981 mm / 78.0 in |
| Overall Width | 686 mm / 27 in |
| Overall Height | 914 mm / 36 in |
| Seat Height | 762 mm / 30 in |
| Wheelbase | 1308 mm / 51.5 in |
| Ground Clearance | 127 mm / 5 in |
| Dry Weight | 127 kg / 280 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.25 x 17 in |
| Rear Tyre | 3.25 x 17 in |
| FUEL SYSTEM | |
| Fuel Capacity | 13.6 Litres / 3.6 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The sporting road C15, with a tuned engine, closer gear ratios, lower bars and a bigger tank. It gave 250 riders a sportier machine without leaving the C15 family.
