Italia Grand Prix Lopsresultat
| Pos | Forer | Team | Runder | Tid/Gap | Raskeste | Pit |
|---|---|---|---|---|---|---|
| 1 | Nelson Piquet | Brabham | 52 | 1:23:10.880 | – | – |
| 2 | René Arnoux | Ferrari | 52 | +10.212 | – | – |
| 3 | Eddie Cheever | Renault | 52 | +18.612 | – | – |
| 4 | Patrick Tambay | Ferrari | 52 | +29.023 | – | – |
| 5 | Elio de Angelis | Team Lotus | 52 | +53.680 | – | – |
| 6 | Derek Warwick | Toleman | 52 | +1:13.348 | – | – |
| 7 | Bruno Giacomelli | Toleman | 52 | +1:33.922 | – | – |
| 8 | Nigel Mansell | Team Lotus | 52 | +1:36.035 | – | – |
| 9 | Jean-Pierre Jarier | Ligier | 51 | +1 Lap | – | – |
| 10 | Marc Surer | Arrows | 51 | +1 Lap | – | – |
| 11 | Keke Rosberg | Williams | 51 | +1 Lap | – | – |
| 12 | Johnny Cecotto | Theodore | 50 | +2 Laps | – | – |
| 13 | Roberto Guerrero | Theodore | 50 | +2 Laps | – | – |
| R | Corrado Fabi | Osella | 45 | Engine | – | – |
| R | Danny Sullivan | Tyrrell | 44 | Fuel system | – | – |
| R | Thierry Boutsen | Arrows | 41 | Engine | – | – |
| R | Manfred Winkelhock | ATS | 35 | Exhaust | – | – |
| R | Michele Alboreto | Tyrrell | 28 | Clutch | – | – |
| R | Alain Prost | Renault | 26 | Turbo | – | – |
| R | Niki Lauda | McLaren | 24 | Electrical | – | – |
| R | John Watson | McLaren | 13 | Electrical | – | – |
| R | Piercarlo Ghinzani | Osella | 10 | Gearbox | – | – |
| R | Mauro Baldi | Alfa Romeo | 4 | Turbo | – | – |
| R | Stefan Johansson | Spirit | 4 | Distributor | – | – |
| R | Riccardo Patrese | Brabham | 2 | Engine | – | – |
| R | Andrea de Cesaris | Alfa Romeo | 2 | Collision | – | – |
| F | Raul Boesel | Ligier | 0 | Did not qualify | – | – |
| F | Jacques Laffite | Williams | 0 | Did not qualify | – | – |
| F | Kenny Acheson | RAM | 0 | Did not qualify | – | – |