In its original 1950 form the 500/4 made 50 hp at 9000 rpm. By 1957 that had increased to 70 hp at 11,000 rpm and when it was ...

A star of the late 1950s, when he dominated the ‘big classes’, Englishman John Surtees remains ... financial difficulties and Surtees moved to the mighty MV Agusta marque, with whom he was ...