EntrantsGridGrand Prix
| Nr | Driver | Team | Car | Engine | Tyre |
|---|---|---|---|---|---|
| 2 |  Alberto Ascari |
Scuderia Ferrari | Ferrari 500 [05] |
Ferrari 500/F2 L4 2.0 | - |
| 4 | Giuseppe Farina |
Scuderia Ferrari | Ferrari 500 [03] |
Ferrari 500/F2 L4 2.0 | - |
| 6 | Luigi Villoresi |
Scuderia Ferrari | Ferrari 500 [06] |
Ferrari 500/F2 L4 2.0 | - |
| 8 | Giuseppe Ruggiero |
Giuseppe Ruggiero | Maserati A6GCS |
Maserati A6G L6 2.0 | - |
| 10 | Rodolfo d’Apuzzo |
Guglielmo Esposito | Camen - |
FIAT L4 1.1 | - |
| 12 | Raffaele Argenziano |
Raffaele Argenziano | Paganelli - |
FIAT L4 1.1 | - |
| 14 |  Juan Manuel Fangio |
Officine Alfieri Maserati | Maserati A6GCM [2040] |
Maserati A6G L6 2.0 | - |
| 16 | José Froilán González |
Officine Alfieri Maserati | Maserati A6GCM [2041] |
Maserati A6G L6 2.0 | - |
| Pos | Nr | Driver | Car | Engine | Tyre | Time | Laps |
|---|---|---|---|---|---|---|---|
| 1 | 4 | Giuseppe Farina |
Ferrari 500 [03] |
Ferrari 500/F2 L4 2.0 | - | 02:11.100 | 0 |
| 2 | 2 | Alberto Ascari |
Ferrari 500 [05] |
Ferrari 500/F2 L4 2.0 | - | 0 | |
| 3 | 14 | Juan Manuel Fangio |
Maserati A6GCM [2040] |
Maserati A6G L6 2.0 | - | 0 | |
| 4 | 16 | José Froilán González |
Maserati A6GCM [2041] |
Maserati A6G L6 2.0 | - | 0 | |
| 5 | 6 | Luigi Villoresi |
Ferrari 500 [06] |
Ferrari 500/F2 L4 2.0 | - | 0 | |
| 6 | 12 | Raffaele Argenziano |
Paganelli - |
FIAT L4 1.1 | - | 0 | |
| 7 | 10 | Rodolfo d’Apuzzo |
Camen - |
FIAT L4 1.1 | - | 0 | |
| 8 | 8 | Giuseppe Ruggiero |
Maserati A6GCS |
Maserati A6G L6 2.0 | - | 0 |
| Official Name | VI Gran Premio di Napoli |
|---|---|
| Circuit | Posillipo |
| Date | May 10 |
| Pole | Giuseppe Farina 02:11.100 |
| Fastest Lap | Alberto Ascari 02:07.700 |
| Podium | 1st Giuseppe Farina, 2nd Juan Manuel Fangio, 3rd José Froilán González |
| Prev race | International Trophy May 9 |
| Next race | Ulster Trophy May 16 |
| P | N | Driver | Team | Car | Engine | Tyre | Time | Laps | FL | Gr | Pts |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Giuseppe Farina |
Scuderia Ferrari | Ferrari 500 [03] |
Ferrari 500/F2 L4 2.0 | - | 02:12:17.100 | 60 | 1 | 0 | |
| 2 | 14 | Juan Manuel Fangio |
Officine Alfieri Maserati | Maserati A6GCM [2040] |
Maserati A6G L6 2.0 | - | 02:12:35.410 | 60 | 3 | 0 | |
| 3 | 16 | José Froilán González |
Officine Alfieri Maserati | Maserati A6GCM [2041] |
Maserati A6G L6 2.0 | - | 02:12:39.630 | 60 | 4 | 0 | |
| 4 | 6 | Luigi Villoresi |
Scuderia Ferrari | Ferrari 500 [06] |
Ferrari 500/F2 L4 2.0 | - | +1 lap | 59 | 5 | 0 | |
| 5 | 2 | Alberto Ascari |
Scuderia Ferrari | Ferrari 500 [05] |
Ferrari 500/F2 L4 2.0 | - | +5 laps | 55 | 02:07.700 | 2 | 0 |
| 6 | 12 | Raffaele Argenziano |
Raffaele Argenziano | Paganelli - |
FIAT L4 1.1 | - | +8 laps | 52 | 6 | 0 | |
| DNF | 10 | Rodolfo d’Apuzzo |
Guglielmo Esposito | Camen - |
FIAT L4 1.1 | - | Rear axle | 22 | 7 | 0 | |
| DNF | 8 | Giuseppe Ruggiero |
Giuseppe Ruggiero | Maserati A6GCS |
Maserati A6G L6 2.0 | - | DNF | 4 | 8 | 0 |