1991 Grand Prix of Belgium
25 August - Spa-Francorchamps: 305.360km (6.940km x 44 laps)
Pole Position: Ayrton Senna, McLaren-Honda MP4/6, 1:47.811
Results
1. Ayrton Senna McLaren-Honda MP4/6 1:27:17.669 (209.883 km/h)
2. Gerhard Berger McLaren-Honda MP4/6 - 1.901
3. Nelson Piquet Benetton-Ford B191 - 32.176
4. Roberto Moreno Benetton-Ford B191 - 37.310
5. Riccardo Patrese Williams-Renault FW14 - 57.187
6. Mark Blundell Brabham-Yamaha BT60Y - 1:40.035
7. Johnny Herbert Lotus-Judd 102B - 1:44.599
8. Emanuele Pirro Dallara-Judd 191 - 1 lap
9. Martin Brundle Brabham-Yamaha BT60Y - 1 lap
10. Olivier Grouillard Fomet-Ford F1 - 1 lap
11. Thierry Boutsen Ligier-Lamborghini JS35B - 1 lap
12. Pierluigi Martini Minardi-Ferrari M191 - 2 laps
13. Andrea de Cesaris Jordan-Ford 191 - 3 laps (Radiator/Engine)
Fastest lap: Roberto Moreno, 1:55.161 (216.948 km/h on lap 40)
Retirements
J.J. Lehto Dallara-Judd 191 - 11 laps (Oil pressure)
Stefano Modena Tyrrell-Honda 020 - 11 laps (Oil leak/Fire)
Jean Alesi Ferrari 643 - 14 laps (Engine)
Gianni Morbidelli Minardi-Ferrari M191 - 15 laps (Clutch)
Erik Comas Ligier-Lamborghini JS35B - 19 laps (Engine)
Mika Häkkinen Lotus-Judd 102B - 19 laps (Engine)
Nigel Mansell Williams-Renault FW14 - 22 laps (Electrics)
Eric Bernard Lola-Ford L91 - 23 laps (Gearbox)
Ivan Capelli Leyton House-Ilmor CG911 - 31 laps (Engine)
Satoru Nakajima Tyrrell-Honda 020 - 37 laps (Spun)
Alain Prost Ferrari 643 - 42 laps (Fuel leak)
Mauricio Gugelmin Leyton House-Ilmor CG911 - 43 laps (Engine)
Michael Schumacher Jordan-Ford 191 - 44 laps (Clutch)
Did Not Qualify
Aguri Suzuki Lola-Ford L91
Nicola Larini Lamborghini 291
Alex Caffi Footwork-Ford FA12
Eric van de Poele Lamborghini 291
Did Not Pre-qualify
Michele Alboreto Footwork-Ford FA12
Gabriele Tarquini AGS-Ford JH25B
Pedro Chaves Coloni-Ford C4
Fabrizio Barbazza AGS-Ford JH25B
Race leaders:
Ayrton Senna 1-14 (14 laps = 97.160 km)
Nigel Mansell 15-16 (2 laps = 13.880 km)
Nelson Piquet 17 (1 lap = 6.940 km)
Nigel Mansell 18-21 (4 laps = 27.760 km)
Jean Alesi 22-30 (9 laps = 62.460 km)
Ayrton Senna 31-44 (14 laps = 97.160 km)
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Starting Grid
1. Ayrton Senna McLaren-Honda MP4/6 1:47.811 (231.739 km/h)
2. Alain Prost Ferrari 643 - 1.010
3. Nigel Mansell Williams-Renault FW14 - 1.017
4. Gerhard Berger McLaren-Honda MP4/6 - 1.674
5. Jean Alesi Ferrari 643 - 2.163
6. Nelson Piquet Benetton-Ford B191 - 2.729
7. Michael Schumacher Jordan-Ford 191 - 3.401
8. Roberto Moreno Benetton-Ford B191 - 3.472
9. Pierluigi Martini Minardi-Ferrari M191 - 3.488
10. Stefano Modena Tyrrell-Honda 020 - 3.496
11. Andrea de Cesaris Jordan-Ford 191 - 4.175
12. Ivan Capelli Leyton House-Ilmor CG911 - 4.302
13. Mark Blundell Brabham-Yamaha BT60Y - 4.566
14. J.J. Lehto Dallara-Judd 191 - 4.606
15. Mauricio Gugelmin Leyton House-Ilmor CG911 - 4.812
16. Martin Brundle Brabham-Yamaha BT60Y - 4.815
17. Riccardo Patrese Williams-Renault FW14 - 4.835
18. Thierry Boutsen Ligier-Lamborghini JS35B - 4.898
19. Gianni Morbidelli Minardi-Ferrari M191 - 5.085
20. Eric Bernard Lola-Ford L91 - 5.498
21. Johnny Herbert Lotus-Judd 102B - 5.550
22. Satoru Nakajima Tyrrell-Honda 020 - 5.683
23. Olivier Grouillard Fomet-Ford F1 - 5.817
24. Mika Häkkinen Lotus-Judd 102B - 5.988
25. Emanuele Pirro Dallara-Judd 191 - 6.028
26. Erik Comas Ligier-Lamborghini JS35B - 6.036
Did Not Qualify
27. Aguri Suzuki Lola-Ford L91 - 6.058
28. Nicola Larini Lamborghini 291 - 6.970
29. Alex Caffi Footwork-Ford FA12 - 9.527
30. Eric van de Poele Lamborghini 291 - 9.935
Did Not Pre-qualify
31. Michele Alboreto Footwork-Ford FA12 - 12.099
32. Gabriele Tarquini AGS-Ford JH25B - 12.161
33. Pedro Chaves Coloni-Ford C4 - 14.110
34. Fabrizio Barbazza AGS-Ford JH25B - 15.955