 Nyorai kupfuurira kweiyi ndima - kusanaya kwaJohncock kwekukunda kwakaguma paakabatana nechikwata cheSTPPatrick Racing pamberi pemwaka weUSAC wa1973. Mumakwikwi eIndianapolis 500 a1973, tsaona huru pakuvamba yaibatanidza Salt Walther, yakabatanidzwa nemazuva maviri emvura, yakasundira nhangemutange yacho mberi kusvikira masikati eChitatu. Apo nhangemutange yakaitwa, shamwari yaJohncock yechikwata Swede Savage akakuvadzwa zvakakomba mukudonha kunopisa padenderedzwa 58. Chinguva gare gare, Armando Teran, nhengo yechikwata chepitch pachikwata chimwe chete cheSTP Patrick, akarohwa nerori remoto raienda kuchamhembe mumakomba, uye akakuvara zvakaipisisa panzvimbo yechiitiko. Apo nhangemutange yacho yakatangazve, Johncock akatungamirira munharaunda yechi73 uye akaichengeta kusvikira mvura yanaya zvakare munharaunda yechi133. Panenge pa6 p.m., mujaho wacho wakanga waiswa mureza mutsvuku uye wainzi wapera. Pashure pokupemberera kukunda kwenguva pfupi uye kwakanyarara, Johncock akaenda kunoshanyira Savage kuchipatara. Pashure pacho, mutambo wokupemberera kukunda wakabviswa. Panzvimbo pezvo, Johncock navashandi vake vakaenda kunzvimbo yokudyira zvokudya zvinokurumidza yomunzvimbomo kunodya hamburger. Mazuva 33 pashure pomutambo wacho, Savage akafa nemhaka yokukuvara kwake. 