like its stablemate the 650 Lightning, rather than a single carb like the 650 Thunderbolt. These all used BSA’s A65 unit engine — the transmission was incorporated in the engine cases ...

Regarding looks, the BSA A65 Lightning 650 differs from the rest of the BSA motorcycles. With minimalist chromed mudguards ...

Select Your Options Choose options to include in this vehicle value. VINTAGE - 1905-1934 Due to the rarity of these years and models of BSA, pricing data is still being collected. BSA production ...