1 | 1950 | British Grand Prix | 5 | Scuderia Ambrosiana | Maserati 4CLT-48 | Maserati 4CL | 18 | DNF |
2 | 1950 | Italian Grand Prix | 50 | Scuderia Ambrosiana | Maserati 4CL | Maserati 4CL | 24 | DNF |
3 | 1951 | British Grand Prix | 15 | Scuderia Ambrosiana | 15 | DNF | ||
4 | 1952 | British Grand Prix | 7 | Ecurie Ecosse | Cooper T20 | Bristol BS | 22 | DNF |