Rubuta ci gaba don wannan sakin layi - An kammala 312T na farko a cikin kaka na 1974, kuma an gabatar da shi ga manema labarai a Modena bayan ƙarshen kakar 1974. Koyaya, ƙungiyar ta yi amfani da tsohuwar 312B3 a tsere biyu na farkon kakar 1975, kuma ba har zuwa Grand Prix na Afirka ta Kudu
312T ya sami nasarar tseren tserensa. Ayyukan motar a tseren farko ya kasance abin takaici, tare da motar Clay Regazzoni da aka saita ba daidai ba, kuma Niki Lauda yana fama da rashin ƙarfi. Gwajin da aka yi na injin Lauda ya tabbatar da cewa akwai matsala ta fasaha.