Mezue ahịrịokwu na-esonụ: 004 nọchiri Tyrrell 005, ụgbọala mbụ nke atụmatụ ọhụrụ Gardner. N'afọ 1973, e rere 004 nye otu ndị South Africa. Eddie Keizan abụghị onye e debere n'ime
1973 South African Grand Prix ma mechaa nke iri na anọ na 1974 South African Grand Prix. Keizan na-akwọkwa ụgbọ ala ahụ na South African Formula One Championship, na-edekọ mmeri abụọ na itoolu nke abụọ na 1973 na 1974. Ugbu a, ụgbọala ahụ bụ nke onye na-anakọta ihe na United States, bụ ebe e weghachiri ya, ma na-agba ya n'ọsọ ndị mere eme.