1 | 1971 | Italian Grand Prix | 24 | Clarke-Mordaunt-Guthrie Racing | March 711 | Ford Cosworth Cosworth DFV | 16 | DNF |
2 | 1972 | Italian Grand Prix | 16 | Clarke-Mordaunt-Guthrie Racing | March 721G | Ford Cosworth Cosworth DFV | 25 | 10 |
3 | 1973 | Italian Grand Prix | 15 | Clarke-Mordaunt-Guthrie Racing | 12 | DNF |