Ko te Brabham BT46B "Fan car" o te tau 1978, i hangaia he kaha whakaheke nui me te kaiwhaiwhai, i hopu i te hau mai i raro i te motuka, ahakoa ko tana whakamahinga i kii ko te whakamahana i te miihini. Kotahi noa te motuka i whakataetae i te Whakataetae o te Ao Formula Kotahi <unk>Niki Lauda wikitoria i te 1978 Swedish Grand Prix <unk> i mua i te kati o nga ture e te FIA. Ahakoa i te 1979 ko Murray te tuatahi ki te whakamahi i nga papaa "waahanga muka waro" ngawari ki te whakapakeke i te monocoques konumohe konumohe a Brabham, i whakahuahia e ia tana kaitohutohu i roto i te rauna whakamutunga ki te monocoques konumohe hou i te 1977. I tutuki a Murray i te BT46B "Fan car" o te tau 1978, ahakoa ko tana whakapae ko te whakamahi i te miihini whakaeke i te motuka, kaore i te tino maarama i tenei waahanga tae noa ki te wa i hangaia ai e ia tetahi atu taputapu hei whakamatautau i a raatau ake ake hangarau. "Ko te BT46B te
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