Automobil-Weltmeisterschaft
Saison | Detroit Grand Prix III Detroit (Detroit Street Circuit) |
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| Schnellste Rennrunde | ||||||||
| Pos | Nr | Fahrer | Nat | Fahrzeug | Team | in Rnd | Zeit | km/h |
| 1 | 16 | Derek Warwick |  |
Renault | Equipe Renault Elf | 32 | 1:46.221 | 136.346 |
| 2 | 15 | Patrick Tambay |  |
Renault | Equipe Renault Elf | 29 | 1:46.739 | 135.684 |
| 3 | 12 | Nigel Mansell | |
Lotus Renault | John Player Team Lotus | 13 | 1:46.921 | 135.453 |
| 4 | 1 | Nelson Piquet |  |
Brabham BMW | MRD International | 30 | 1:47.050 | 135.290 |
| 5 | 7 | Alain Prost | |
McLaren TAG Porsche | Marlboro McLaren International | 20 | 1:47.074 | 135.260 |
| 6 | 8 | Niki Lauda |  |
McLaren TAG Porsche | Marlboro McLaren International | 27 | 1:47.192 | 135.111 |
| 7 | 6 | Keke Rosberg |  |
Williams Honda | Williams Grand Prix Engineering | 26 | 1:47.415 | 134.830 |
| 8 | 19 | Ayrton Senna | |
Toleman Hart | Toleman Group Motorsport | 20 | 1:47.444 | 134.794 |
| 9 | 18 | Thierry Boutsen |  |
Arrows BMW | Barclay Nordica Arrows BMW | 24 | 1:47.561 | 134.647 |
| 10 | 27 | Michele Alboreto |  |
Ferrari | Scuderia Ferrari SpA SEFAC | 31 | 1:47.563 | 134.645 |
| 11 | 11 | Elio de Angelis | |
Lotus Renault | John Player Team Lotus | 33 | 1:47.662 | 134.521 |
| 12 | 26 | Andrea de Cesaris | |
Ligier Renault | Ligier Loto | 17 | 1:47.670 | 134.511 |
| 13 | 22 | Riccardo Patrese | |
Alfa Romeo | Benetton Team Alfa Romeo | 19 | 1:47.684 | 134.494 |
| 14 | 5 | Jacques Laffite | |
Williams Honda | Williams Grand Prix Engineering | 27 | 1:48.146 | 133.919 |
| 15 | 2 | Teo Fabi | |
Brabham BMW | MRD International | 20 | 1:48.232 | 133.813 |
| 16 | 23 | Eddie Cheever |  |
Alfa Romeo | Benetton Team Alfa Romeo | 20 | 1:48.553 | 133.417 |
| 17 | 20 | Johnny Cecotto |  |
Toleman Hart | Toleman Group Motorsport | 10 | 1:49.270 | 132.541 |
| 18 | 9 | Philippe Alliot | |
RAM Hart | Skoal Bandit Formula 1 Team | 20 | 1:51.147 | 130.303 |
| 19 | 28 | René Arnoux | |
Ferrari | Scuderia Ferrari SpA SEFAC | 2 | 1:52.636 | 128.581 |
| 20 | 24 | Piercarlo Ghinzani | |
Osella Alfa Romeo | Osella Squadra Corse | 2 | 1:53.489 | 127.614 |
| 21 | 25 | François Hesnault | |
Ligier Renault | Ligier Loto | 2 | 1:53.579 | 127.513 |
| 22 | 10 | Jonathan Palmer | |
RAM Hart | Skoal Bandit Formula 1 Team | 2 | 1:57.367 | 123.398 |