During the design's first season, in 1970, Ickx battled with Lotus's Jochen Rindt and won three Grands Prix, while the emotional Italian Grand Prix was won by Clay Regazzoni, following the death of Rindt in the week preceding the race.
Durante a primeira tempada, a de 1970, Ickx loitou co Lotus de Jochen Rindt e gañou tres Grandes Premios, mentres que o emotivo Gran Premio de Italia de 1970 foi gañado por Clay Regazzoni, tras a morte de Rindt na semana anterior á carreira.