 Ramba uchiverenga ndima iyi - Muna 1970, Giunti akasayinwa naFerrari zvikurukuru nokuda kwechikwata chavo chemotokari dzemitambo, uye akakunda Maawa 12 eSebring pamwe chete nokuwana dzimwe nzvimbo dzakawanda dzakakwirira. Kubudirira kwake kwakamupa mukana weFormula One pamwe chete naClay Regazzoni, uyo Ferrari akanga ariwo achiedza panguva iyoyo. Giunti akapedza ari wechina paakatanga muBelgian GPkuSpa. Pasinei nokuti akanga ari nani kupfuura Regazzoni mumakwikwi ose akanga asara, akasayinwazve neFerrari mwaka wakatevera. 