| Circuit | Autodromo Nazionale di Monza |
|---|---|
| Date | 1951-09-16 |
| Round | 7 |
| Pos | Driver | Team | Grid | Laps | Time/Status | Fastest Lap | Pts |
|---|---|---|---|---|---|---|---|
| 1 | Alberto Ascari | Ferrari | 3 | 80 | 2:42:39.300 | — | 8 |
| 2 | José Froilán González | Ferrari | 4 | 80 | +24.600 | — | 6 |
| 3 | Felice Bonetto | Alfa Romeo | 7 | 79 | +1 Lap | — | 2 |
| 3 | Nino Farina | Alfa Romeo | 7 | 79 | +1 Lap | — | 3 |
| 4 | Luigi Villoresi | Ferrari | 5 | 79 | +1 Lap | — | 3 |
| 5 | Piero Taruffi | Ferrari | 6 | 78 | +2 Laps | — | 2 |
| 6 | André Simon | Simca | 11 | 74 | +6 Laps | — | 0 |
| 7 | Louis Rosier | Talbot-Lago | 15 | 73 | +7 Laps | — | 0 |
| 8 | Yves Cabantous | Talbot-Lago | 14 | 72 | +8 Laps | — | 0 |
| 9 | Franco Rol | OSCA | 18 | 67 | +13 Laps | — | 0 |
| 10 | Juan Fangio | Alfa Romeo | 1 | 39 | Engine | — | 0 |
| 11 | Maurice Trintignant | Simca | 12 | 29 | Engine | — | 0 |
| 12 | Robert Manzon | Simca | 13 | 29 | Engine | — | 0 |
| 13 | Louis Chiron | Talbot-Lago | 17 | 23 | Ignition | — | 0 |
| 14 | Pierre Levegh | Talbot-Lago | 20 | 9 | Engine | — | 0 |
| 15 | Jacques Swaters | Talbot-Lago | 22 | 7 | Overheating | — | 0 |
| 16 | Nino Farina | Alfa Romeo | 2 | 6 | Engine | — | 0 |
| 17 | Johnny Claes | Talbot-Lago | 21 | 4 | Oil pump | — | 0 |
| 18 | Toulo de Graffenried | Alfa Romeo | 9 | 1 | Supercharger | — | 0 |
| 19 | Peter Whitehead | Ferrari | 19 | 1 | Magneto | — | 0 |
| 20 | Chico Landi | Ferrari | 16 | 0 | Transmission | — | 0 |
| 21 | Reg Parnell | BRM | 8 | 0 | Withdrew | — | 0 |
| 22 | Ken Richardson | BRM | 10 | 0 | Withdrew | — | 0 |