Nyorai mberi kweiyi ndima - PC1 yakaita kutanga kwayo pa1974 Canadian Grand Prix naDonohue achikwikwidza ari 24 uye achipedza ari 12. Donohue akarega kubva kumakwikwi ake naPenske pamusha pa1974 United States Grand Prix
yakaitwa paWatkins Glen pashure pokunge ava wechi14 mumakwikwi okutanga, akakundikana kupedza nhangemutange yacho pamusana pokushaya simba kwesuppression yekumashure.