| Race # | Track | Driver | Start | Finish | Car # | Team | Chassis | Engine | Tyre | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 1 | Silverstone | Louis Chiron | 11 | 18 | 19 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 1:56.6 | 26 | 0 | 0 | clutch | 0 |
| 2 | Monaco | Louis Chiron | 8 | 3 | 48 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 1:56.3 | 98 | 0 | 0 | +2 laps | 4 |
| 2 | Monaco | Franco Rol | 17 | 18 | 44 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 2:04.5 | 0 | 0 | 0 | accident | 0 |
| 4 | Bremgarten | Louis Chiron | 16 | 9 | 26 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 3:06.9 | 39 | 0 | 0 | +3 laps | 0 |
| 6 | Reims-Gueux | Louis Chiron | 7 | 14 | 30 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 2:46.7 | 6 | 0 | 0 | engine | 0 |
| 6 | Reims-Gueux | Franco Rol | 13 | 15 | 28 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | no time | 6 | 0 | 0 | engine | 0 |
| 7 | Monza | Franco Rol | 9 | 12 | 4 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 2:10.0 | 39 | 0 | 0 | retirement | 0 |
| 7 | Monza | Louis Chiron | 19 | 22 | 6 | Officine Alfieri Maserati | Maserati 4CLT-48 | Maserati 1.5 L4C | Pirelli | 2:17.2 | 13 | 0 | 0 | oil pressure | 0 |
