Mezue ahịrịokwu na-esonụ: N'afọ 1966, FIA ji okpukpu abụọ mee ka injin ya dị okpukpu abụọ site na 1.5 ruo 3 lita, nke hụrụ ụgbọala ndị ahụ na-agba ọsọ ngwa ngwa na egwu na akụrụngwa na-agbanweghi agbanwe kemgbe tupu Agha Ụwa nke Abụọ. Nke a kpatara ọtụtụ ihe ọghọm ndị na-egbu mmadụ. Ọnwụ nke onye ọkwọ ụgbọala kpakpando Chapman bụ Jim Clark na Hockenheimring n'ọsọ Formula Abụọ na 1968 bụ ihe mgbanwe: ọtụtụ ndị ọkwọ ụgbọala, gụnyere onye nnọchi anya Clark nke Lotus, Jochen Rindt, na Grand Prix Drivers 'Association (GPDA), malitere ịjụ ajụjụ nchekwa egwuregwu ahụ. E gburu Rindt n'onwe ya n'oge a na-eme ọzụzụ n'ụlọ egwuregwu ahụ.
1970 Italian Grand Prix; e nyere ya mmeri nke onye ọkwọ ụgbọ ala n'afọ ahụ.