1989 Grand Prix of San Marino
23 April - Imola: 307.440km (5.040km x 61 laps)



Race interrupted after 3 laps due to an accident.
Restarted for 55 laps (58 laps = 292.320 km), with results aggregated.


Pole Position: Ayrton Senna, McLaren-Honda MP4/5, 1:26.010
Fastest lap: Alain Prost, 1:26.795 (209.044 km/h on lap 45)

Results
 1. Ayrton Senna              McLaren-Honda MP4/5         1:26:51.245 (201.939 km/h)
 2. Alain Prost               McLaren-Honda MP4/5        -     40.225
 3. Alessandro Nannini        Benetton-Ford B188         -  1 lap
 4. Thierry Boutsen           Williams-Renault FW12C     -  1 lap
 5. Derek Warwick             Arrows-Ford A11            -  1 lap
 6. Jonathan Palmer           Tyrrell-Ford 018           -  1 lap
 7. Alex Caffi                Dallara-Ford 189           -  1 lap
 8. Gabriele Tarquini         AGS-Ford JH23B             -  1 lap
 9. Eddie Cheever             Arrows-Ford A11            -  2 laps
10. Andrea de Cesaris         Dallara-Ford 189           -  2 laps
11. Johnny Herbert            Benetton-Ford B188         -  2 laps
12. Nicola Larini             Osella-Ford FA1M           -  6 laps (Hub/Accident)
    

    

Retirements    
    Martin Brundle            Brabham-Judd BT58          -  7 laps (Fuel system)
    Satoru Nakajima           Lotus-Judd 101             - 12 laps (Not classified)
    Luis Perez-Sala           Minardi-Ford M188B         - 15 laps (Spun)
    Mauricio Gugelmin         March-Judd 881             - 19 laps (Clutch)
    Nelson Piquet             Lotus-Judd 101             - 29 laps (Engine)
    Nigel Mansell             Ferrari 640                - 35 laps (Gearbox)
    Riccardo Patrese          Williams-Renault FW12C     - 37 laps (Camshaft)
    Stefano Modena            Brabham-Judd BT58          - 39 laps (Spun)
    Pierluigi Martini         Minardi-Ford M188B         - 52 laps (Gearbox)
    Olivier Grouillard        Ligier-Ford JS33           - 54 laps (Disqualified/Worked on car between starts)
    Gerhard Berger            Ferrari 640                - 55 laps (Accident/Fire)
    Ivan Capelli              March-Judd 881             - 57 laps (Spun)
    Philippe Alliot           Lola-Lamborghini LC89      - 58 laps (Electrics)
    
Did Not Start    
    Yannick Dalmas            Lola-Lamborghini LC89       Electrics on dummy grid
    
Did Not Qualify    
    Michele Alboreto          Tyrrell-Ford 018
    René Arnoux               Ligier-Ford JS33
    Christian Danner          Rial-Ford ARC2
    Roberto Moreno            Coloni-Ford FC188B

Did Not Pre-qualify
    Bertrand Gachot           Onyx-Ford ORE-1
    Gregor Foitek             EuroBrun-Judd ER188B
    Piercarlo Ghinzani        Osella-Ford FA1M
    Stefan Johansson          Onyx-Ford ORE-1
    Joachim Winkelhock        AGS-Ford JH23B
    Pierre-Henri Raphanel     Coloni-Ford FC188B
    Aguri Suzuki              Zakspeed-Yamaha 891
    Bernd Schneider           Zakspeed-Yamaha 891
    Volker Weidler            Rial-Ford ARC2

Qualifying Times:

 1. Ayrton Senna              McLaren-Honda MP4/5         1:26.010 (210.952 km/h)
 2. Alain Prost               McLaren-Honda MP4/5        -   0.225
 3. Nigel Mansell             Ferrari 640                -   1.642
 4. Riccardo Patrese          Williams-Renault FW12C     -   1.910
 5. Gerhard Berger            Ferrari 640                -   2.079
 6. Thierry Boutsen           Williams-Renault FW12C     -   2.298
 7. Alessandro Nannini        Benetton-Ford B188         -   2.844
 8. Nelson Piquet             Lotus-Judd 101             -   3.047
 9. Alex Caffi                Dallara-Ford 189           -   3.059
10. Olivier Grouillard        Ligier-Ford JS33           -   3.094
11. Pierluigi Martini         Minardi-Ford M188B         -   3.142
12. Derek Warwick             Arrows-Ford A11            -   3.271
13. Ivan Capelli              March-Judd 881             -   3.375
14. Nicola Larini             Osella-Ford FA1M           -   3.478
15. Luis Perez-Sala           Minardi-Ford M188B         -   3.493
16. Andrea de Cesaris         Dallara-Ford 189           -   3.659
17. Stefano Modena            Brabham-Judd BT58          -   3.751
18. Gabriele Tarquini         AGS-Ford JH23B             -   3.903
19. Mauricio Gugelmin         March-Judd 881             -   4.153
20. Philippe Alliot           Lola-Lamborghini LC89      -   4.158
21. Eddie Cheever             Arrows-Ford A11            -   4.223
22. Martin Brundle            Brabham-Judd BT58          -   4.261
23. Johnny Herbert            Benetton-Ford B188         -   4.337
24. Satoru Nakajima           Lotus-Judd 101             -   4.687
25. Jonathan Palmer           Tyrrell-Ford 018           -   4.918
26. Yannick Dalmas            Lola-Lamborghini LC89      -   5.127
    
Did Not Qualify    
27. Michele Alboreto          Tyrrell-Ford 018           -   5.196
28. René Arnoux               Ligier-Ford JS33           -   5.258
29. Christian Danner          Rial-Ford ARC2             -   5.332
30. Roberto Moreno            Coloni-Ford FC188B         -   5.765

Did Not Pre-qualify
31. Bertrand Gachot           Onyx-Ford ORE-1            -   4.374
32. Gregor Foitek             EuroBrun-Judd ER188B       -   4.610
33. Piercarlo Ghinzani        Osella-Ford FA1M           -   4.621
34. Stefan Johansson          Onyx-Ford ORE-1            -   4.637
35. Joachim Winkelhock        AGS-Ford JH23B             -   6.061
36. Pierre-Henri Raphanel     Coloni-Ford FC188B         -   6.257
37. Aguri Suzuki              Zakspeed-Yamaha 891        -   6.277
38. Bernd Schneider           Zakspeed-Yamaha 891        -   6.845
39. Volker Weidler            Rial-Ford ARC2             -  10.470