<prompt> Tlatša polelwana ye e latelago: Ruby o ile a kitima ka go USAC Championship Car lelokelelong la dipaka tša 19581977, ka 177 ya go thoma mošomo, go akaretšwa Indianapolis 500 go tloga ka 19601977. O ile a fihlelela makga a 88 a go ba gare ga ba lesome ba maemo a godimo le diphenyo tše šupago. Mafelelo a gagwe a mabotse kua Indy e bile a boraro, ka  <response>: Ka ngwaga wa 1964. Ka 1966, o ile a etelela pele lebelo la Indy 500 ka makga a 68. 