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 yakaoneka mumotokari mbiri muBritish Grand Prix ya1964
Imwe yaiva Gerard Racing Cooper T73 yaityairwa naJohn Taylor uye imwe yaiva John Willment Automobiles Brabham BT10. Mugumo bedzi wakanyorwa wakanga uri nzvimbo yechipfumbamwe pa1965 South African Grand Prix, zvakare muWillment Brabham.