1984 Grand Prix USA Detroit
24 June - Detroit: 253.472km (4.023km x 63 laps)
Interrupted after start accident. Restarted for original distance.
Pole Position: Nelson Piquet, Brabham-BMW BT53, 1:40.980
Results
1. Nelson Piquet Brabham-BMW BT53 1:55:41.842 (131.449 km/h)
Martin Brundle Tyrrell-Ford 012 - 0.837 (Disqualified)
2. Elio de Angelis Lotus-Renault 95T - 32.638
3. Teo Fabi Brabham-BMW BT53 - 1:26.528
4. Alain Prost McLaren-TAG MP4/2 - 1:55.258
5. Jacques Laffite Williams-Honda FW09 - 1 lap
Fastest lap: Derek Warwick, 1:46.221 (136.358 km/h on lap 32)
Retirements
Michele Alboreto Ferrari 126C4 - 14 laps (Engine)
Keke Rosberg Williams-Honda FW09 - 16 laps (Turbo)
Derek Warwick Renault RE50 - 23 laps (Gearbox)
Patrick Tambay Renault RE50 - 30 laps (Transmission)
Philippe Alliot RAM-Hart 02 - 30 laps (Brakes/Accident)
Niki Lauda McLaren-TAG MP4/2 - 30 laps (Electrics)
Stefan Bellof Tyrrell-Ford 012 - 30 laps (Accident/Disqualified)
Thierry Boutsen Arrows-BMW A7 - 36 laps (Engine)
Nigel Mansell Lotus-Renault 95T - 36 laps (Gearbox)
Andrea de Cesaris Ligier-Renault JS23 - 39 laps (Overheating)
Johnny Cecotto Toleman-Hart TG184 - 40 laps (Clutch)
Eddie Cheever Alfa Romeo 184T - 42 laps (Engine)
Ayrton Senna Toleman-Hart TG184 - 42 laps (Accident)
Riccardo Patrese Alfa Romeo 184T - 43 laps (Spun)
Francois Hesnault Ligier-Renault JS23 - 60 laps (Accident)
Piercarlo Ghinzani Osella-Alfa Romeo FA1F - 60 laps (Accident)
René Arnoux Ferrari 126C4 - 61 laps (Accident)
Jonathan Palmer RAM-Hart 02 - 61 laps (Tyre burst/Accident)
Marc Surer Arrows-Ford A6 - 63 laps (Accident*)
Manfred Winkelhock ATS-BMW D7 - 63 laps (Engine)
Did Not Qualify
Huub Rothengatter Spirit-Ford 101
Race leaders:
Nelson Piquet 1-63 (63 laps = 253.472 km)
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Starting Grid
1. Nelson Piquet Brabham-BMW BT53 1:40.980 (143.435 km/h)
2. Alain Prost McLaren-TAG MP4/2 - 0.660
3. Nigel Mansell Lotus-Renault 95T - 1.192
4. Michele Alboreto Ferrari 126C4 - 1.266
5. Elio de Angelis Lotus-Renault 95T - 1.454
6. Derek Warwick Renault RE50 - 1.657
7. Ayrton Senna Toleman-Hart TG184 - 1.671
8. Eddie Cheever Alfa Romeo 184T - 2.085
9. Patrick Tambay Renault RE50 - 2.309
10. Niki Lauda McLaren-TAG MP4/2 - 2.504
11. Martin Brundle Tyrrell-Ford 012 - 2.774
12. Andrea de Cesaris Ligier-Renault JS23 - 3.018
13. Thierry Boutsen Arrows-BMW A7 - 3.083
14. Manfred Winkelhock ATS-BMW D7 - 3.248
15. René Arnoux Ferrari 126C4 - 3.768
16. Stefan Bellof Tyrrell-Ford 012 - 3.960
17. Johnny Cecotto Toleman-Hart TG184 - 4.251
18. Francois Hesnault Ligier-Renault JS23 - 4.439
19. Jacques Laffite Williams-Honda FW09 - 5.245
20. Philippe Alliot RAM-Hart 02 - 5.353
21. Keke Rosberg Williams-Honda FW09 - 5.515
22. Marc Surer Arrows-Ford A6 - 5.646
23. Teo Fabi Brabham-BMW BT53 - 6.355
24. Jonathan Palmer RAM-Hart 02 - 6.763
25. Riccardo Patrese Alfa Romeo 184T - 6.994
26. Piercarlo Ghinzani Osella-Alfa Romeo FA1F - 7.885
Did Not Qualify
27. Huub Rothengatter Spirit-Ford 101 - 8.975