1934 BSA J34-11 500cc OHV V-TwinA rare bird: This 1934 BSA J12 34 is one of the rarer civilian models, delivered new on 2 January 1934 to Hadley in Chelmsford, UK. Confirmed matching numbers for engine and frame. Introduced at the 1933 Olympia Show, the BSA OHV V twin was in production for just a few years in the mid 1930s and was a sporting twin that differentiated itself from the single cylinder line up of BSA. Higher lift camshafts and shorter pushrods made for a compact and