Ralph Rensen (Paperback)

High Quality Content by WIKIPEDIA articles! Ralph Rensen was a former Grand Prix motorcycle road racer. He finished the 1961 Grand Prix motorcycle racing season in sixth place in the 350cc world championship. Rensen was killed June 16 1961 while competing in the 1961 Isle of Man TT, aged 28 years. Road Racing World Championship Grand Prix is the premier championship of motorcycle road racing currently divided into three distinct classes: 125cc, Moto2 and MotoGP. The 125cc class use a two-stroke engine while Moto2 and MotoGP uses four-stroke engines. In 2010 the 250cc was replaced by the new Moto2 600cc four-stroke class. Grand Prix motorcycles are purpose-built racing machines that are neither available for purchase by the general public nor can be ridden legally on public roads. This contrasts with the various production categories of racing, such as the Superbike World Championship, that feature modified versions of road-going motorcycles available to the public.