BSA A10: history, specs, pictures

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  1. REDIRECT BSA A10 Golden Flash
BSA Golden Flash
Production 1954 - 1961
Class Road
twin, four-stroke
Bore / Stroke 70.0mm x 84.0mm
Horsepower 34.2 HP (25.5 KW) @ 4500RPM
Fuel System carburetor
Transmission Final Drive: chain
Suspension Front: hydralic telescopic forks
Rear: twin shock
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.25-19
Rear Tire 3.25-19
Length 83.86 inches (2130 mm)
Weight 418.88 pounds (190.0 Kg) (dry),
Fuel Capacity 5.02 Gallon (19.00 Liters)
Manuals Service Manual

The BSA Golden Flash was a twin, four-stroke Road motorcycle produced by BSA between 1954 and 1961. Claimed horsepower was 34.2 HP (25.5 KW) @ 4500 RPM.


The engine was a air cooled twin, four-stroke. A 70.0mm bore x 84.0mm stroke result in a displacement of just 646.0 cubic centimeters.


It came with a 3.25-19 front tire and a 3.25-19 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a hydralic telescopic forks while the rear was equipped with a twin shock. The Golden Flash was fitted with a 5.02 Gallon (19.00 Liters) fuel tank. The bike weighed just 418.88 pounds (190.0 Kg).

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