Italia Grand Prix Lopsresultat
| Pos | Forer | Team | Runder | Tid/Gap | Raskeste | Pit |
|---|---|---|---|---|---|---|
| 1 | Alain Prost | McLaren | 51 | 1:17:59.451 | – | – |
| 2 | Nelson Piquet | Brabham | 51 | +51.635 | – | – |
| 3 | Ayrton Senna | Team Lotus | 51 | +1:00.390 | – | – |
| 4 | Marc Surer | Brabham | 51 | +1:00.609 | – | – |
| 5 | Stefan Johansson | Ferrari | 50 | +1 Lap | – | – |
| 6 | Elio de Angelis | Team Lotus | 50 | +1 Lap | – | – |
| 7 | Patrick Tambay | Renault | 50 | +1 Lap | – | – |
| 8 | Martin Brundle | Tyrrell | 50 | +1 Lap | – | – |
| 9 | Thierry Boutsen | Arrows | 50 | +1 Lap | – | – |
| 10 | Philippe Streiff | Ligier | 49 | +2 Laps | – | – |
| 11 | Nigel Mansell | Williams | 47 | Engine | – | – |
| 12 | Teo Fabi | Toleman | 47 | +4 Laps | – | – |
| 13 | Michele Alboreto | Ferrari | 45 | Engine | – | – |
| R | Keke Rosberg | Williams | 44 | Engine | – | – |
| R | Jacques Laffite | Ligier | 40 | Engine | – | – |
| R | Niki Lauda | McLaren | 33 | Transmission | – | – |
| R | Riccardo Patrese | Alfa Romeo | 31 | Exhaust | – | – |
| R | Huub Rothengatter | Osella | 26 | Engine | – | – |
| R | Philippe Alliot | RAM | 19 | Turbo | – | – |
| R | Gerhard Berger | Arrows | 13 | Engine | – | – |
| R | Derek Warwick | Renault | 9 | Transmission | – | – |
| R | Alan Jones | Lola | 6 | Engine | – | – |
| R | Eddie Cheever | Alfa Romeo | 3 | Engine | – | – |
| R | Kenny Acheson | RAM | 2 | Clutch | – | – |
| R | Pierluigi Martini | Minardi | 0 | Fuel pump | – | – |
| W | Piercarlo Ghinzani | Toleman | 0 | Withdrew | – | – |