1 | 1971 | German Grand Prix | 28 | Clarke-Mordaunt-Guthrie Racing | March 711 | Ford Cosworth Cosworth DFV | 22 | DSQ |
2 | 1972 | German Grand Prix | 28 | Clarke-Mordaunt-Guthrie Racing | March 721G | Ford Cosworth Cosworth DFV | 27 | 8 |
3 | 1973 | German Grand Prix | 15 | Clarke-Mordaunt-Guthrie Racing | 19 | 16 |