1 | 1951 | Spanish Grand Prix | Prince Bira | 19 | Engine | ||
2 | 1954 | British Grand Prix | Prince Bira | Maserati 250F | Maserati 250F | 10 | |
2 | 1954 | British Grand Prix | Ron Flockhart | Maserati 250F | Maserati 250F | ||
3 | 1954 | German Grand Prix | Prince Bira | Maserati 250F | Maserati 250F | 19 | Steering |