1 | 1963 | United States Grand Prix | 10 | Team Lotus | Lotus 25 | DKW | 13 | DNF |
2 | 1965 | United States Grand Prix | 14 | NART | Ferrari 1512 | 15 | 5 | |
3 | 1966 | United States Grand Prix | 11 | Team Lotus | Lotus 33 | BRM 2.0 V8 | 10 | DNF |
4 | 1968 | United States Grand Prix | 8 | Owen Racing Organisation | BRM P133 | BRM 3.0 V12 | 11 | DNF |
5 | 1969 | United States Grand Prix | 12 | NART | Ferrari 312/69 | Ferrari 3.0 V12 | 12 | 5 |
6 | 1970 | United States Grand Prix | 19 | Yardley Team BRM | BRM P153 | BRM 3.0 V12 | 4 | 2 |