Displacement: 500 cc
Engine type: 4-stroke ohv single
Bore / Stroke: 85 x 88 mm
Weight: 170 kg
Top Speed: 130 km/h
Frame number: EA7 10466
Engine number: BB33 627
By 1959 the BSA 350cc B31 and B33 500 cc had the benefit of a well developed swing arm frame, telescopic forks, large fuel tank and a dual seat. Also by then a fully enclosed rear chaincase, headlamp nacelle, alternator electrics and more effective brakes were standard.
Classic Motorcycle, Austria
Classic Motorcycle specialises in high quality vintage machinery from Europe, the UK and the United States.
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