1 | 1963 | Dutch Grand Prix | 34 | Ecurie Maarsbergen | Porsche 718 | Porsche 1.5 F4 | 16 | DNF |
2 | 1963 | German Grand Prix | 26 | Ecurie Maarsbergen | Porsche 718 | Porsche 1.5 F4 | 15 | 4 |
3 | 1964 | German Grand Prix | 23 | Team Lotus | Lotus 25 | DKW | 19 | 9 |
4 | 1965 | German Grand Prix | 3 | Team Lotus | Lotus 25 | DKW | 12 | DNF |