Italia Grand Prix Lopsresultat
| Pos | Forer | Team | Runder | Tid/Gap | Raskeste | Pit |
|---|---|---|---|---|---|---|
| 1 | Nelson Piquet | Williams | 51 | 1:17:42.889 | – | – |
| 2 | Nigel Mansell | Williams | 51 | +9.828 | – | – |
| 3 | Stefan Johansson | Ferrari | 51 | +22.915 | – | – |
| 4 | Keke Rosberg | McLaren | 51 | +53.809 | – | – |
| 5 | Gerhard Berger | Benetton | 50 | +1 Lap | – | – |
| 6 | Alan Jones | Lola | 49 | +2 Laps | – | – |
| 7 | Thierry Boutsen | Arrows | 49 | +2 Laps | – | – |
| 8 | Christian Danner | Arrows | 49 | +2 Laps | – | – |
| 9 | Philippe Streiff | Tyrrell | 49 | +2 Laps | – | – |
| 10 | Martin Brundle | Tyrrell | 49 | +2 Laps | – | – |
| N | Alex Caffi | Osella | 45 | Not classified | – | – |
| R | Teo Fabi | Benetton | 44 | Puncture | – | – |
| R | Michele Alboreto | Ferrari | 33 | Engine | – | – |
| R | Andrea de Cesaris | Minardi | 33 | Engine | – | – |
| R | Ivan Capelli | AGS | 31 | Puncture | – | – |
| R | René Arnoux | Ligier | 30 | Gearbox | – | – |
| R | Jonathan Palmer | Zakspeed | 27 | Engine | – | – |
| D | Alain Prost | McLaren | 27 | Disqualified | – | – |
| R | Philippe Alliot | Ligier | 22 | Engine | – | – |
| R | Johnny Dumfries | Team Lotus | 18 | Gearbox | – | – |
| R | Derek Warwick | Brabham | 16 | Spun off | – | – |
| R | Alessandro Nannini | Minardi | 15 | Electrical | – | – |
| R | Piercarlo Ghinzani | Osella | 12 | Suspension | – | – |
| R | Patrick Tambay | Lola | 2 | Accident | – | – |
| R | Riccardo Patrese | Brabham | 2 | Accident | – | – |
| R | Huub Rothengatter | Zakspeed | 1 | Engine | – | – |
| R | Ayrton Senna | Team Lotus | 0 | Transmission | – | – |