Pedzisa mutsara unotevera: Yokutanga 312T yakapedzwa mumatsutso a1974, uye yakaratidzwa kumapepanhau muModena mushure mokuguma kwemwaka wa1974. Zvisinei, chikwata chakashandisa 312B3 yekare pamakwikwi maviri okutanga emwaka wa1975, uye yakanga isati yasvika
South African Grand Prix 312T yakagamuchira nhangemutange yayo yokutanga. Kuita kwemotokari pamutambo wayo wokutanga kwakanga kuchivhiringidza, nemotokari yaClay Regazzoni yakanga isina kugadziriswa zvakanaka, uye Niki Lauda achitambura nokushayikwa kwesimba. Kuedzwa kwakazoitwa injini yaLauda kwakaratidza kuti paiva nechinetso chokugadzira.