| «1986-03» | San Marino Grand Prix - VI Gran Premio di San Marino |
| 1986-04-27 | Imola - Autodromo Internazionale Enzo e Dino Ferrari - 60 laps × 5.04 km : 302.4 km |
| Pos | Grid | Car | Driver | Constructor | Laps | Time / Gap | Interval | Points |
|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 1 | Alain Prost | McLaren • TAG Porsche | 60 | 1:32:28.408 | 196.208 km/h | 9 |
| 2 | 2 | 6 | Nelson Piquet | Williams • Honda | 60 | +07.645 | +07.645 | 6 |
| 3 | 9 | 20 | Gerhard Berger | Benetton • BMW | 59 | +1 lap | 4 | |
| 4 | 7 | 28 | Stefan Johansson | Ferrari | 59 | +1 lap | 3 | |
| 5 | 6 | 2 | Keke Rosberg | McLaren • TAG Porsche | 58 | out of fuel | 2 | |
| 6 | 16 | 7 | Riccardo Patrese | Brabham • BMW | 58 | out of fuel | 1 | |
| 7 | 12 | 18 | Thierry Boutsen | Arrows • BMW | 58 | +2 laps | ||
| 8 | 13 | 3 | Martin Brundle | Tyrrell • Renault | 58 | +2 laps | ||
| 9 | 15 | 17 | Marc Surer | Arrows • BMW | 57 | out of fuel | ||
| 10 | 5 | 27 | Michele Alboreto | Ferrari | 56 | turbo | ||
| 26 | 21 | Piercarlo Ghinzani | Osella • Alfa Romeo | 52 | out of fuel | |||
| 8 | 25 | René Arnoux | Ligier • Renault | 46 | wheel lost | |||
| 22 | 4 | Philippe Streiff | Tyrrell • Renault | 41 | drive shaft | |||
| 10 | 19 | Teo Fabi | Benetton • BMW | 39 | valve | |||
| 20 | 14 | Jonathan Palmer | Zakspeed | 38 | brakes | |||
| 25 | 22 | Christian Danner | Osella • Alfa Romeo | 31 | ignition | |||
| 21 | 15 | Alan Jones | Lola • Ford Cosworth | 28 | overheating | |||
| 23 | 23 | Andrea de Cesaris | Minardi • Motori Moderni | 20 | engine | |||
| 19 | 8 | Elio de Angelis | Brabham • BMW | 19 | engine | |||
| 14 | 26 | Jacques Laffite | Ligier • Renault | 14 | turbo | |||
| 1 | 12 | Ayrton Senna | Lotus • Renault | 11 | wheel bearing | |||
| 3 | 5 | Nigel Mansell | Williams • Honda | 8 | engine | |||
| 17 | 11 | Johnny Dumfries | Lotus • Renault | 8 | wheel bearing | |||
| 24 | 29 | Huub Rothengatter | Zakspeed | 7 | turbo | |||
| 11 | 16 | Patrick Tambay | Lola • Hart | 5 | engine | |||
| 18 | 24 | Alessandro Nannini | Minardi • Motori Moderni | 0 | collision | |||
| WDR | 30 | Mauro Baldi | Ekström • Motori Moderni | non-realized project |
Fastest lap - 01:28.667 - 204.631 km/h - Nelson Piquet (lap 57)