| «1983-13» | Italy Grand Prix - LIV Gran Premio d'Italia |
| 1983-09-11 | Monza - Autodromo Nazionale di Monza - 52 laps × 5.8 km : 301.6 km |
| Pos | Car | Driver | Constructor | Time | Speed | Lap | Gap |
|---|---|---|---|---|---|---|---|
| 1 | 5 | Nelson Piquet | Brabham • BMW | 01:34.431 | 221.114 km/h | 20 | |
| 2 | 28 | René Arnoux | Ferrari | 01:34.592 | 220.737 km/h | 15 | +00.161 |
| 3 | 16 | Eddie Cheever | Renault | 01:34.644 | 220.616 km/h | 9 | +00.213 |
| 4 | 11 | Elio de Angelis | Lotus • Renault | 01:34.735 | 220.404 km/h | 11 | +00.304 |
| 5 | 15 | Alain Prost | Renault | 01:34.871 | 220.088 km/h | 24 | +00.440 |
| 6 | 27 | Patrick Tambay | Ferrari | 01:34.886 | 220.054 km/h | 25 | +00.455 |
| 7 | 7 | John Watson | McLaren • TAG Porsche | 01:35.022 | 219.739 km/h | 13 | +00.591 |
| 8 | 12 | Nigel Mansell | Lotus • Renault | 01:35.035 | 219.709 km/h | 43 | +00.604 |
| 9 | 36 | Bruno Giacomelli | Toleman • Hart | 01:35.130 | 219.489 km/h | 51 | +00.699 |
| 10 | 6 | Riccardo Patrese | Brabham • BMW | 01:35.155 | 219.431 km/h | 1 | +00.724 |
| 11 | 35 | Derek Warwick | Toleman • Hart | 01:35.588 | 218.437 km/h | 17 | +01.157 |
| 12 | 9 | Manfred Winkelhock | ATS • BMW | 01:35.853 | 217.834 km/h | 18 | +01.422 |
| 13 | 22 | Andrea de Cesaris | Alfa Romeo | 01:36.152 | 217.156 km/h | 2 | +01.721 |
| 14 | 23 | Mauro Baldi | Alfa Romeo | 01:36.398 | 216.602 km/h | 4 | +01.967 |
| 15 | 25 | Jean-Pierre Jarier | Ligier • Ford Cosworth | 01:36.567 | 216.223 km/h | 41 | +02.136 |
| 16 | 1 | Keke Rosberg | Williams • Ford Cosworth | 01:36.987 | 215.287 km/h | 43 | +02.556 |
| 17 | 8 | Niki Lauda | McLaren • TAG Porsche | 01:37.132 | 214.965 km/h | 8 | +02.701 |
| 18 | 29 | Marc Surer | Arrows • Ford Cosworth | 01:37.585 | 213.967 km/h | 41 | +03.154 |
| 19 | 3 | Michele Alboreto | Tyrrell • Ford Cosworth | 01:37.828 | 213.436 km/h | 16 | +03.397 |
| 20 | 40 | Stefan Johansson | Spirit • Honda | 01:37.965 | 213.137 km/h | 3 | +03.534 |
| 21 | 34 | Johnny Cecotto | Theodore • Ford Cosworth | 01:38.412 | 212.169 km/h | 40 | +03.981 |
| 22 | 33 | Roberto Guerrero | Theodore • Ford Cosworth | 01:38.444 | 212.100 km/h | 42 | +04.013 |
| 23 | 30 | Thierry Boutsen | Arrows • Ford Cosworth | 01:38.476 | 212.031 km/h | 26 | +04.045 |
| 24 | 31 | Corrado Fabi | Osella • Alfa Romeo | 01:39.334 | 210.200 km/h | 35 | +04.903 |
| 25 | 4 | Danny Sullivan | Tyrrell • Ford Cosworth | 01:39.516 | 209.816 km/h | 34 | +05.085 |
| 26 | 32 | Piercarlo Ghinzani | Osella • Alfa Romeo | 01:40.271 | 208.236 km/h | 4 | +05.840 |