1 | 1964 | United States Grand Prix | 2 | Team Lotus | Lotus 33 | DKW | 7 | |
1 | 1964 | United States Grand Prix | 1 | Team Lotus | Lotus 33 | DKW | DNF | |
2 | 1965 | United States Grand Prix | 6 | Team Lotus | Lotus 33 | DKW | 4 | DNF |
3 | 1966 | United States Grand Prix | 18 | Reg Parnell Racing | Lotus 25 | BRM 1.9 V8 | 12 | DNF |
4 | 1967 | United States Grand Prix | 8 | Owen Racing Organisation | BRM P83 | BRM 3.0 H16 | 13 | DNF |