 Nyorai kupfuurira kweiyi ndima - Mwaka we1960 weUSAC Championship Car wakanga une nhangemutange 12, uchitanga muTrenton, New Jersey pana April 10 uye uchigumisa muPhoenix, Arizona pana November 20. Paivawo nemitambo miviri isiri yemakwikwi kuLanghorne, Pennsylvania, uye Pikes Peak, Colorado. Iri raiva gore rokupedzisira apo Indianapolis 500 yaiva chikamu cheFormula One World Championship. Mukwikwidzi weUSAC National Champion aive A. J. Foyt uye anokunda Indianapolis 500 aive Jim Rathmann. Nguva nhatu USAC AAA National Champion 1954, 1956, 1957, uye 1958 Indianapolis 500Akakunda Jimmy Bryan, akafa mutsaona panguva yeLanghorne 100 paLanghorne Speedway; aiva nemakore 34. 