<prompt> Bhala okuqhubekayo kwalesi sigaba - UWeld wanqoba iKnoxville Nationals ka-1963, umncintiswano wokuqala emjahweni wezimoto. UWeld wagijima emjahweni we-USAC Championship Car ngo-1965 kuya ku-1972, lapho aqala khona izikhathi ezingu-36, kuhlanganise ne-1970 Indianapolis 500  <response>: . futhi. 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. 