Claim: Jim Clark, a British Formula One racing driver, who won two World Championships, was the fastest driver in the 1963 Kanonloppet.
Evidence: James Clark Jr. OBE (4 March 1936 – 7 April 1968) was a British Formula One racing driver from Scotland, who won two World Championships, in 1963 and 1965. United_Kingdom Jim Clark 1.04:26.7 Pos