| Fin | St | Driver | # | Owner | Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Luigi Villoresi | 44 | Scuderia Ferrari | Ferrari 166/Ferrari | 30 | running | 19 | |
| 2 | 4 | Dorino Serafini | 10 | Scuderia Ferrari | Ferrari 125C/Ferrari | 30 | running | 0 | |
| 3 | 12 | Clemar Bucci | 20 | Alfa Romeo 12C-37 51204/Alfa | 30 | running | 0 | ||
| 4 | 1 | Juan Manuel Fangio | 16 | Automovil Club Argentina | Ferrari 166C 011/Ferrari | 30 | running | 11 | |
| 5 | 11 | Felice Bonetto | 32 | Scuderia Milano | Maserati 4CLT 1612/Speluzzi | 30 | running | 0 | |
| 6 | 5 | Giuseppe Farina | 2 | Giuseppe Farina | Maserati 4CLT 1609/Maserati | 30 | running | 0 | |
| 7 | 8 | Louis Rosier | 38 | Louis Rosier | Talbot-Lago T26C 110001/Talbot | 30 | running | 0 | |
| 8 | 18 | Reg Parnell | 14 | Scuderia Ambrosiana | Maserati 4CLT 1596/Maserati | 30 | running | 0 | |
| 9 | 6 | Birabongse Bhanudej Bhanubandh | 42 | Enrico Platé | Maserati 4CLT 1607/Maserati | 30 | running | 0 | |
| 10 | 21 | Peter Whitehead | 40 | Peter Whitehead | Ferrari 125-48 10C/Ferrari | 29 | running | 0 | |
| 11 | 20 | Clemente Biondetti | 28 | Luigi de Filippis | Maserati 4CLT 1603/Maserati | 29 | running | 0 | |
| 12 | 9 | José Froilán González | 8 | Maserati 4CLT | 27 | running | 0 | ||
| 22 | 22 | Oscar Alfredo Gálvez | 24 | Alfa Romeo 308 50017/Alfa Romeo | 0 | did not start | 0 | ||
| 15 | Louis Chiron | 46 | Écurie Helvetic | Maserati 4CLT 1606/Maserati | 23 | transmission | 0 | ||
| 17 | Eitel Cantoni | 26 | Maserati 4CL/Maserati | 18 | did not finish | 0 | |||
| 13 | Emanuel de Graffenried | 30 | Enrico Platé | Maserati 4CLT 1601/Maserati | 17 | did not finish | 0 | ||
| 16 | Piero Taruffi | 22 | Maserati 4CLT 1610/Maserati | 17 | did not finish | 0 | |||
| 7 | Philippe Étancelin | 4 | Philippe Étancelin | Talbot-Lago T26C 110008/Talbot | 16 | engine | 0 | ||
| 14 | Piero Carini | 36 | Piero Carini | Maserati 4CLT 1608/Maserati | 16 | did not finish | 0 | ||
| 2 | Alberto Ascari | 12 | Scuderia Ferrari | Ferrari 166/Ferrari | 5 | overheating | 0 | ||
| 10 | Benedicto Campos | 6 | Automovil Club Argentina | Ferrari 166C 013/Ferrari | halfshaft | 0 | |||
| 19 | Pascal Puopolo | 18 | San Isidoro | Maserati 4CLT 1605/Maserati | did not finish | 0 |