 Nyora kupfuurira kweiyi ndima - 1981Achityaira nokuda kwaPat Patrick, Mario akapedza ari wechipiri munhangemutange ya1981, masekondi mashanu shure kwomukundi Bobby Unser. Mune raizova rimwe remakwikwi anokakavadzana zvikurusa munhau yeIndy, Unser akatorerwa rukundo zuva rakatevera apo miuyo yapamutemo yakatumirwa. Unser akarangwa nokuda kwokupfuura motokari dziri pasi pebhanhire rokungwarira, uye Mario Andretti akanzi anokunda. Yakanga iri nokufungidzira kukunda kwechipiri kwakamirirwa kwenguva refu kwaMario muIndy. Unser nomuridzi wemotokari yake Roger Penske vakapikisa chisarudzo chacho, uye muitiro wokukwirira wakareba uye une nharo wakatora nguva yose yezhizha. Muna Gumiguru 1981, dare reUSAC rakasarudza kubvisa chirango, ndokudzorera Unser semukundi. Mario Andretti akadzorerwa kunzvimbo yechipiri, uye kutonga kwake somukundi wenguva mbiri we500 kwakatora mwedzi mina bedzi. 