Tuhia he haere tonu mō tēnei wāhanga - Mō te tau 1951, i tino whakapikihia e Mutual ōna utu pānuitanga, ā, i tangohia e tana kaitautoko matua, Perfect Circle Piston Rings, tōna tautoko. I te mutunga ka whakatau a Mutual ki te whakamutu i te huihuinga, a, i puta mai mo tetahi wa kaore e tukuna te whakataetae 1951 i runga i te reo irirangi. I te tīmatanga o Mei 1951
I te marama o Hōngongoi, i whakatutukihia e te tumuaki o Speedway, a Wilbur Shaw, tētahi kirimana i te meneti whakamutunga, mā te WIBC e whakaatu te whakataetae, me Sid Collins hei kaikawe. I whai te whakatakotoranga a WIBC i a Mutual, me te purongo ora i te tiimata, te mutunga, me nga whakahou auau puta noa i te whakataetae. I whakaratohia e WIBC tana kapinga ki te 25 atu o nga hononga Mutual.