BSA B25 Starfire
The BSA B25 Starfire was a air-cooled, four-stroke, single cylinder, OHV Classic motorcycle produced by BSA in 1968. Claimed horsepower was 26.02 HP (19.4 KW) @ 7250 RPM.
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| BSA B25 Starfire | |
| Manufacturer | |
|---|---|
| Production | 1968 |
| Class | Classic |
| Engine | air-cooled, four-stroke, single cylinder, OHV |
| Bore / Stroke | 66.0mm x 66.0mm |
| Compression ratio | 10:1 |
| Horsepower | 26.02 HP (19.4 KW) @ 7250RPM |
| Transmission | Gear box: 4-speed, manual, constant mesh Final Drive: chain |
| Suspension | Front: telescopic fork Rear: dual shocks |
| Brakes | Front: drum Rear: drum |
| Front Tire | 3.25 x 18 |
| Rear Tire | 3.50 x 18 |
| Wheelbase | 53.9 inches (1369 mm) |
| Length | 85.0 inches (2159 mm) |
| Width | 29.02 inches (737 mm) |
| Seat Height | 31.89 inches (810 mm) |
| Weight | 131.0 kg (wet) |
| Manuals | Service Manual |
EngineEdit
A 66.0mm bore x 66.0mm stroke result in a displacement of just 249.0 cubic centimeters.
DriveEdit
The bike has a 4-speed, manual, constant mesh transmission. Power was moderated via the multi-plate with integral cush drive.
ChassisEdit
It came with a 3.25 x 18 front tire and a 3.50 x 18 rear tire. Stopping was achieved via drum in the front and a drum in the rear. The front suspension was a telescopic fork while the rear was equipped with a dual shocks. The wheelbase was 53.9 inches (1369 mm) long.
1968 - 1970 BSA B25 StarfireEdit
The 1968 BSA B25 Starfire sports an air-cooled, four-stroke, 249cc, single cylinder powerplant paired to a four-speed, constant mesh manual transmission and can produce a claimed 26 horsepower at 7250 rpm. Standard fittings for this machine include a dual seat, pillion grab rails, a round, chromed headlight, laced wheels, a chromed exhaust system, a telescopic front fork, dual shocks as a rear suspension and a drum braking system in the front and in the rear.