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10º GRAN PREMIO DI SAN MARINO
| Pos | Nr | Driver | Car | Engine | Tyre | Q1 | Q2 | G | Laps |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 27 |  Ayrton Senna |
 McLaren MP4/5B [4] |
Honda RA100E V10 3.5 | Goodyear | 01:24.079 | 01:23.220 | 01:23.220 | 0 |
| 2 | 28 |  Gerhard Berger |
McLaren MP4/5B [5] |
Honda RA100E V10 3.5 | Goodyear | 01:24.027 | 01:23.781 | 01:23.781 | 0 |
| 3 | 6 |  Riccardo Patrese |
Williams FW13B [6] |
Renault RS2 V10 3.5 | Goodyear | 01:24.486 | 01:24.444 | 01:24.440 | 0 |
| 4 | 5 |  Thierry Boutsen |
Williams FW13B [8] |
Renault RS2 V10 3.5 | Goodyear | 01:25.832 | 01:25.039 | 01:25.039 | 0 |
| 5 | 2 | Nigel Mansell |
Ferrari 641 [118] |
Ferrari 036 V12 3.5 | Goodyear | 01:25.539 | 01:25.095 | 01:25.095 | 0 |
| 6 | 1 |  Alain Prost |
Ferrari 641 [116BIS] |
Ferrari 036 V12 3.5 | Goodyear | 01:26.080 | 01:25.179 | 01:25.179 | 0 |
| 7 | 4 | Jean Alesi |
Tyrrell 019 [2] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:26.138 | 01:25.230 | 01:25.230 | 0 |
| 8 | 20 | Nelson Piquet |
Benetton B190 [3] |
Ford Cosworth HBA3 V8 3.5 | Goodyear | 01:26.316 | 01:25.761 | 01:25.761 | 0 |
| 9 | 19 | Alessandro Nannini |
Benetton B190 [2] |
Ford Cosworth HBA3 V8 3.5 | Goodyear | 01:26.889 | 01:26.042 | 01:26.042 | 0 |
| 10 | 11 | Derek Warwick |
Lotus 102 [4] |
Lamborghini 3512 V12 3.5 | Goodyear | 01:28.055 | 01:26.682 | 01:26.682 | 0 |
| 11 | 12 | Martin Donnelly |
Lotus 102 [3] |
Lamborghini 3512 V12 3.5 | Goodyear | 01:27.151 | 01:26.714 | 01:26.714 | 0 |
| 12 | 15 | Maurício Gugelmin |
Leyton House CG901 [3] |
Judd EV V8 3.5 | Goodyear | 01:29.339 | 01:26.836 | 01:26.836 | 0 |
| 13 | 29 | Éric Bernard |
Lola 90 [3] |
Lamborghini 3512 V12 3.5 | Goodyear | 01:26.988 | 01:26.838 | 01:26.838 | 0 |
| 14 | 8 | Stefano Modena |
Brabham BT59 [03] |
Judd EV V8 3.5 | Pirelli | 01:28.763 | 01:27.008 | 01:27.008 | 0 |
| 15 | 30 |  Aguri Suzuki |
Lola 90 [2] |
Lamborghini 3512 V12 3.5 | Goodyear | 01:27.211 | 01:27.068 | 01:27.068 | 0 |
| 16 | 26 | Philippe Alliot |
Ligier JS33B [9] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:27.533 | 01:27.214 | 01:27.214 | 0 |
| 17 | 22 | Andrea de Cesaris |
Dallara BMS190 [14] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:27.570 | 01:27.217 | 01:27.217 | 0 |
| 18 | 16 | Ivan Capelli |
Leyton House CG901 [1] |
Judd EV V8 3.5 | Goodyear | 01:29.904 | 01:27.521 | 01:27.521 | 0 |
| 19 | 3 | Satoru Nakajima |
Tyrrell 019 [1] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:27.746 | 01:27.532 | 01:27.532 | 0 |
| 20 | 25 | Nicola Larini |
Ligier JS33B [8] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:27.642 | 01:27.564 | 01:27.564 | 0 |
| 21 | 21 | Emanuele Pirro |
Dallara BMS190 [12] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:27.849 | 01:27.613 | 01:27.613 | 0 |
| 22 | 14 | Olivier Grouillard |
Osella FA1-ME [08] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:28.590 | 01:28.009 | 01:28.009 | 0 |
| 23 | 35 |  Gregor Foitek |
Onyx ORE-2 [6] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:28.111 | 01:28.435 | 01:28.111 | 0 |
| 24 | 33 | Roberto Moreno |
Euro Brun ER189B [02] |
Judd CV V8 3.5 | Pirelli | 01:28.603 | 01:31.653 | 01:28.603 | 0 |
| 25 | 36 |  Jyrki Järvilehto |
Onyx ORE-2 [7] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:28.625 | 01:28.625 | 0 |
|
| 26 | 24 | Paolo Barilla |
Minardi M190 [2] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:29.566 | 01:28.667 | 01:28.667 | 0 |
| DNS | 23 | Pierluigi Martini |
Minardi M190 [1] |
Ford Cosworth DFR V8 3.5 | Pirelli | 01:26.466 | 01:26.466 | 0 |
|
| DNQ | 10 | Alex Caffi |
Arrows A11B [2] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:29.242 | 01:28.699 | 01:28.699 | 0 |
| DNQ | 9 | Michele Alboreto |
Arrows A11B [3] |
Ford Cosworth DFR V8 3.5 | Goodyear | 01:29.615 | 01:28.797 | 01:28.797 | 0 |
| DNQ | 7 |  David Brabham |
Brabham BT59 [02] |
Judd EV V8 3.5 | Pirelli | 01:31.282 | 01:28.927 | 01:31.282 | 0 |
| DNPQ | 31 | Bertrand Gachot |
Coloni C3B [2] |
Subaru 1235 F12 3.5 | Goodyear | 01:33.554 | 0 |
||
| DNPQ | 34 | Claudio Langes |
Euro Brun ER189B [01] |
Judd CV V8 3.5 | Pirelli | 01:34.272 | 0 |
||
| DNPQ | 39 | Bruno Giacomelli |
Life F190 [01] |
Life F35 W12 3.5 | Goodyear | 07:16.212 | 0 |
||
| DNPQ | 17 | Gabriele Tarquini |
AGS JH25 [42] |
Ford Cosworth DFR V8 3.5 | Goodyear | 0 |
|||
| Starting grid limited to 26 positions. Martini had an accident in practice and did not start, Barilla took the last spot on the grid. | |||||||||
| Official Name | 10º Gran Premio di San Marino |
|---|---|
| Circuit | Imola |
| Date | May 13 |
| Pole | Ayrton Senna 01:23.220 |
| Fastest Lap | Alessandro Nannini 01:27.156 |
| Podium | 1st Riccardo Patrese (11) , 2nd Gerhard Berger (33) , 3rd Alessandro Nannini |
| GP Number | 487 |
| Round | 3 |
| Weather | Sunny |
| Prev race | Grande Prêmio do Brasil March 25 |
| Next race | Grand Prix de Monaco May 27 |
| Pos | Driver | Team | Pts |
|---|---|---|---|
| 1 | Ayrton Senna | McLaren | 13 |
| 2 | Alain Prost | Ferrari | 12 |
| 3 | Gerhard Berger | McLaren | 12 |
| 4 | Riccardo Patrese | Williams | 9 |
| 5 | Jean Alesi | Tyrrell | 7 |
| 6 | Thierry Boutsen | Williams | 6 |
| 7 | Nelson Piquet | Benetton | 6 |
| 8 | Alessandro Nannini | Benetton | 4 |
| 9 | Nigel Mansell | Ferrari | 3 |
| 10 | Stefano Modena | Brabham | 2 |
| 11 | Satoru Nakajima | Tyrrell | 1 |
| Pos | Constructor | Pts |
|---|---|---|
| 1 | McLaren Honda |
25 |
| 2 | Williams Renault |
15 |
| 3 | Ferrari |
15 |
| 4 | Benetton Ford Cosworth |
10 |
| 5 | Tyrrell Ford Cosworth |
8 |
| 6 | Brabham Judd |
2 |