Gilera 1936ca racer based on VTGS “Otto Bulloni” 499 cc ohv single frame # 214547 engine # 1003In 1935 Gilera presented its “VT” series, in which the VT stood for “Valvole in Testo”, or overhead valves. These ‘VT’ overhead-valve 500cc singles were among the best fast touring bikes that money could buy. They are commonly known as either ‘Q..