<prompt> Qedela le nkulumo elandelayo: Ngo-1963 uWeld wanqoba iKnoxville Nationals, umncintiswano wokuqala emjahweni wezimoto. UWeld wagijima emjahweni we-USAC Championship Car ngo-1965 kuya ku-1972, lapho aqala khona izikhathi ezingu-36, kuhlanganise ne-  <response>: Ngo-1970 i-Indianapolis 500. Waqeda izikhathi eziyishumi eziphezulu eziyishumi nesishiyagalolunye, lapho aqeda khona endaweni yesine ngo-1970 eSacramento. Wayebuye abe ngumpetha we-USAC Sprint Car Series ngo-1967. Wayengumshayeli wokugcina ukushayela imoto enikwe amandla yinjini edumile ye-Novi e-Indianapolis Motor Speedway lapho eshayisa ngenkathi ezama ukuthola iziqu ngo-1966. 