| MODEL | BSA B25 STARFIRE 1967 |
| Year | 1967 |
| Engine Type | Single cylinder, four-stroke, OHV |
| Displacement / Capacity | 247 cc / 15.07 cu in |
| Bore X Stroke | 67.0 mm x 70.0 mm |
| Compression Ratio | 10.0:1 |
| Cooling System | Air |
| Max Power | 18.6 kW / 25.5 hp @ 7250 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | — |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | — |
| Clutch | Wet, multiplate |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Single cradle |
| Front Suspension | Telescopic |
| Rear Suspension | Swingarm |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | 2108 mm / 83.0 in |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 813 mm / 32.0 in |
| Wheelbase | 1346 mm / 53.0 in |
| Ground Clearance | 203 mm / 8.0 in |
| Dry Weight | 142.9 kg / 315 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 3.25-18 |
| Rear Tyre | 3.50-18 |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | 201.2 km/h / 125 mph |
The 1967 listing of the B25 Starfire, the 250 cc unit-construction single tuned for sporting road use, with a high compression engine and a single-cradle frame.
