1990 Grand Prix of San Marino
13 May - Imola: 307.440km (5.040km x 61 laps)
Pole Position: Ayrton Senna, McLaren-Honda MP4/5B, 1:23.220
Results
1. Riccardo Patrese Williams-Renault FW13B 1:30:55.478 (202.876 km/h)
2. Gerhard Berger McLaren-Honda MP4/5B - 5.117
3. Alessandro Nannini Benetton-Ford B190 - 6.240
4. Alain Prost Ferrari 641 - 6.843
5. Nelson Piquet Benetton-Ford B190 - 53.112
6. Jean Alesi Tyrrell-Ford 019 - 1 lap
7. Derek Warwick Lotus-Lamborghini 102 - 1 lap
8. Martin Donnelly Lotus-Lamborghini 102 - 1 lap
9. Philippe Alliot Ligier-Ford JS33B - 1 lap
10. Nicola Larini Ligier-Ford JS33B - 2 laps
11. Paolo Barilla Minardi-Ford M190 - 2 laps
12. J.J. Lehto Onyx-Ford ORE-2 - 2 laps
13. Eric Bernard Lola-Lamborghini 90 - 5 laps (Gearbox)
Fastest lap: Alessandro Nannini, 1:27.156 (208.178 km/h on lap 60)
Retirements
Olivier Grouillard Osella-Ford FA1M-E - 9 laps (Wheel bearing)
Nigel Mansell Ferrari 641 - 23 laps (Engine)
Gregor Foitek Onyx-Ford ORE-2 - 26 laps (Engine)
Stefano Modena Brabham-Judd BT59 - 30 laps (Brakes/Spun)
Andrea de Cesaris Dallara-Ford 190 - 32 laps (Wheel bearing)
Mauricio Gugelmin Leyton House-Judd CG901 - 37 laps (Electrics)
Aguri Suzuki Lola-Lamborghini 90 - 44 laps (Clutch)
Thierry Boutsen Williams-Renault FW13B - 44 laps (Engine)
Ayrton Senna McLaren-Honda MP4/5B - 58 laps (Wheel rim/Spun)
Emanuele Pirro Dallara-Ford 190 - 59 laps (Spun)
Roberto Moreno EuroBrun-Judd ER189 - 61 laps (Throttle)
Ivan Capelli Leyton House-Judd CG901 - 61 laps (Accident)
Satoru Nakajima Tyrrell-Ford 019 - 61 laps (Accident)
Did Not Start
Pierluigi Martini Minardi-Ford M190 Accident/Injury
Did Not Qualify
Alex Caffi Arrows-Ford A11B
Michele Alboreto Arrows-Ford A11B
David Brabham Brabham-Judd BT59
Did Not Pre-qualify
Bertrand Gachot Coloni-Subaru FC189B
Claudio Langes EuroBrun-Judd ER189B
Bruno Giacomelli Life L190
Gabriele Tarquini AGS-Ford JH25
Race leaders:
Ayrton Senna 1- 3 (3 laps = 15.120 km)
Thierry Boutsen 4-17 (14 laps = 70.560 km)
Gerhard Berger 18-50 (33 laps = 166.320 km)
Riccardo Patrese 51-61 (11 laps = 55.440 km)
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Starting Grid
1. Ayrton Senna McLaren-Honda MP4/5B 1:23.220 (218.025 km/h)
2. Gerhard Berger McLaren-Honda MP4/5B - 0.561
3. Riccardo Patrese Williams-Renault FW13B - 1.224
4. Thierry Boutsen Williams-Renault FW13B - 1.819
5. Nigel Mansell Ferrari 641 - 1.875
6. Alain Prost Ferrari 641 - 1.959
7. Jean Alesi Tyrrell-Ford 019 - 2.010
8. Nelson Piquet Benetton-Ford B190 - 2.541
9. Alessandro Nannini Benetton-Ford B190 - 2.822
10. Derek Warwick Lotus-Lamborghini 102 - 3.462
11. Martin Donnelly Lotus-Lamborghini 102 - 3.494
12. Mauricio Gugelmin Leyton House-Judd CG901 - 3.616
13. Eric Bernard Lola-Lamborghini 90 - 3.618
14. Stefano Modena Brabham-Judd BT59 - 3.788
15. Aguri Suzuki Lola-Lamborghini 90 - 3.848
16. Philippe Alliot Ligier-Ford JS33B - 3.994
17. Andrea de Cesaris Dallara-Ford 190 - 3.997
18. Ivan Capelli Leyton House-Judd CG901 - 4.301
19. Satoru Nakajima Tyrrell-Ford 019 - 4.312
20. Nicola Larini Ligier-Ford JS33B - 4.344
21. Emanuele Pirro Dallara-Ford 190 - 4.393
22. Olivier Grouillard Osella-Ford FA1M-E - 4.789
23. Gregor Foitek Onyx-Ford ORE-2 - 4.891
24. Roberto Moreno EuroBrun-Judd ER189 - 5.383
25. J.J. Lehto Onyx-Ford ORE-2 - 5.405
26. Paolo Barilla Minardi-Ford M190 - 5.447
Did Not Qualify
27. Alex Caffi Arrows-Ford A11B - 5.479
28. Michele Alboreto Arrows-Ford A11B - 5.577
29. David Brabham Brabham-Judd BT59 - 8.062
Did Not Pre-qualify
30. Bertrand Gachot Coloni-Subaru FC189B - 10.334
31. Claudio Langes EuroBrun-Judd ER189B - 11.052
32. Bruno Giacomelli Life L190 -5:52.992
33. Gabriele Tarquini AGS-Ford JH25 No time