Whakakiia te rerenga e whai ake nei: I te wa i mawehe atu ai te American Automobile Association (AAA) mai i te whakataetae motokā i muri i te tau 1955, i te whakahua i te aitua o Le Mans me te matenga o Bill Vukovich i te
Ko Indianapolis te take i whakahuatia ai, ko te SCCA me te NASCAR hei kaiwhaiwhai pea. I te mutunga, i hangaia te USAC e te rangatira o Indianapolis Motor Speedway a Tony Hulman. I riro i a ia te kaiwhakawa o nga ture, te hoahoa motuka, me etahi atu mea mo te mea i kiia ko te whakataetae whakataetae motuka toa, te taumata teitei o te whakataetae USAC. Mo te wa poto he raupapa motuhake o nga whakaritenga mo nga motuka toa i hangaia kia rere i runga i te paru, kaua ki te papa, ara.