 Nyorai kuenderera mberi kweiyi ndima - Twin Cam yakaita kuoneka kwakati muFormula 1 Cosworth Mk.XVI fomu panguva yefomula iyo yakamhanya kubva muna 1961-65. Kuratidzwa kwayo kwokutanga kwaiva pa1963 South African Grand Prix muBrabham BT6 inotungamirirwa naDavid Prophet. Injini yacho yakaonekwa mumotokari mbiri mu1964 British Grand Prix, imwe iri Gerard Racing Cooper T73 inotyairwa naJohn Taylor uye imwe yacho John Willment Automobiles Brabham BT10. Mugumo bedzi wakanyorwa wakanga uri nzvimbo yechipfumbamwe paSouth African Grand Prix ya1965, zvakare muWillment Brabham. 