1 | 1950 | Swiss Grand Prix | 14 | Alfa Romeo SpA | Alfa Romeo 158 | Alfa Romeo 158 | 1 | DNF |
2 | 1951 | Swiss Grand Prix | 24 | Alfa Romeo SpA | Alfa Romeo 159 | Alfa Romeo 158 | 1 | 1 |
3 | 1953 | Swiss Grand Prix | 32 | Officine Alfieri Maserati | Maserati A6GCM-53 | Maserati A6GCM-53 | 1 | 4 |
3 | 1953 | Swiss Grand Prix | 30 | Officine Alfieri Maserati | Maserati A6GCM-53 | Maserati A6GCM-53 | 10 | DNF |
4 | 1954 | Swiss Grand Prix | 4 | Daimler Benz AG | Mercedes W196 | Mercedes M196 | 2 | 1 |