MediaEntrantsQualifyingWarm-upGrand PrixStandings

| Pos | Nr | Driver | Car | Engine | Tyre | Q1 | Q2 | G | Laps | 
|---|---|---|---|---|---|---|---|---|---|
| 1 | 12 |  Ayrton Senna |  Lotus 97T [2] | Renault EF15 V6T 1.5 | Goodyear | 01:42.051 | 01:42.051 | 0 | |
| 2 | 5 |  Nigel Mansell |  Williams FW10 [2] | Honda RA163E V6T 1.5 | Goodyear | 01:43.249 | 01:43.249 | 0 | |
| 3 | 27 |  Michele Alboreto |  Ferrari 156/85 [081] | Ferrari 031 V6T 1.5 | Goodyear | 01:43.748 | 01:43.748 | 0 | |
| 4 | 2 |  Alain Prost |  McLaren MP4/2B [5] | TAG Porsche P01 V6T 1.5 | Goodyear | 01:44.088 | 01:44.088 | 0 | |
| 5 | 6 |  Keke Rosberg |  Williams FW10 [4] | Honda RA163E V6T 1.5 | Goodyear | 01:44.156 | 01:44.156 | 0 | |
| 6 | 16 |  Derek Warwick |  Renault RE60 [03] | Renault EF15 V6T 1.5 | Goodyear | 01:44.163 | 01:44.163 | 0 | |
| 7 | 23 |  Eddie Cheever |  Alfa Romeo 185T [03] | Alfa Romeo 890T V8T 1.5 | Goodyear | 01:44.231 | 02:05.540 | 01:44.231 | 0 | 
| 8 | 11 |  Elio de Angelis |  Lotus 97T [3] | Renault EF15 V6T 1.5 | Goodyear | 01:44.769 | 01:44.769 | 0 | |
| 9 | 28 |  Stefan Johansson |  Ferrari 156/85 [082] | Ferrari 031 V6T 1.5 | Goodyear | 01:44.921 | 01:44.921 | 0 | |
| 10 | 7 |  Nelson Piquet |  Brabham BT54 [6] | BMW M12/13 L4T 1.5 | Pirelli | 01:45.194 | 01:45.194 | 0 | |
| 11 | 8 |  Marc Surer |  Brabham BT54 [3] | BMW M12/13 L4T 1.5 | Pirelli | 01:45.979 | 01:45.979 | 0 | |
| 12 | 1 |  Niki Lauda |  McLaren MP4/2B [4] | TAG Porsche P01 V6T 1.5 | Goodyear | 01:46.266 | 01:46.266 | 0 | |
| 13 | 19 |  Teo Fabi |  Toleman TG185 [3] | Hart 415T L4T 1.5 | Pirelli | 01:46.546 | 01:46.546 | 0 | |
| 14 | 22 |  Riccardo Patrese |  Alfa Romeo 185T [02] | Alfa Romeo 890T V8T 1.5 | Goodyear | 01:46.592 | 01:46.592 | 0 | |
| 15 | 15 |  Patrick Tambay |  Renault RE60 [05] | Renault EF15 V6T 1.5 | Goodyear | 01:47.028 | 01:47.028 | 0 | |
| 16 | 26 |  Jacques Laffite |  Ligier JS25 [01] | Renault EF15 V6T 1.5 | Pirelli | 01:47.267 | 01:47.267 | 0 | |
| 17 | 25 |  Andrea de Cesaris |  Ligier JS25 [04] | Renault EF15 V6T 1.5 | Pirelli | 01:47.393 | 02:12.268 | 01:47.393 | 0 | 
| 18 | 3 |  Martin Brundle |  Tyrrell 012 [6] | Ford Cosworth DFY V8 3.0 | Goodyear | 01:47.563 | 01:47.563 | 0 | |
| 19 | 4 |  Stefan Bellof |  Tyrrell 012 [7] | Ford Cosworth DFY V8 3.0 | Goodyear | 01:47.911 | 01:47.911 | 0 | |
| 20 | 9 |  Manfred Winkelhock |  RAM 03 [03] | Hart 415T L4T 1.5 | Pirelli | 01:47.926 | 01:47.926 | 0 | |
| 21 | 18 |  Thierry Boutsen |  Arrows A8 [4] | BMW M12/13 L4T 1.5 | Goodyear | 01:48.023 | 01:48.023 | 0 | |
| 22 | 24 |  Piercarlo Ghinzani |  Osella FA1G [01] | Alfa Romeo 890T V8T 1.5 | Pirelli | 01:48.546 | 02:11.904 | 01:48.546 | 0 | 
| 23 | 10 |  Philippe Alliot |  RAM 03 [02] | Hart 415T L4T 1.5 | Pirelli | 01:50.455 | 02:24.814 | 01:50.455 | 0 | 
| 24 | 17 |  Gerhard Berger |  Arrows A8 [3] | BMW M12/13 L4T 1.5 | Goodyear | 02:05.307 | 02:05.307 | 0 | |
| 25 | 29 |  Pierluigi Martini |  Minardi M185 [001] | Motori Moderni 615-90 V6T 1.5 | Pirelli | 03:04.446 | 03:04.446 | 0 | 
| Official Name | Detroit Grand Prix IV | 
|---|---|
| Circuit | Detroit | 
| Date | June 23 | 
| Pole | Ayrton Senna 01:42.051 | 
| Fastest Lap | Ayrton Senna 01:45.612 | 
| Podium | 1st Keke Rosberg (56) , 2nd Stefan Johansson, 3rd Michele Alboreto | 
| GP Number | 410 | 
| Round | 6 | 
| Weather | Sunny | 
| Prev race | Grand Prix du Canada June 16 | 
| Next race | Grand Prix de France July 7 | 
| Pos | Driver | Team | Pts | 
|---|---|---|---|
| 1 |  Michele Alboreto |  Ferrari | 31 | 
| 2 |  Elio de Angelis |  Lotus | 24 | 
| 3 |  Alain Prost |  McLaren | 22 | 
| 4 |  Stefan Johansson |  Ferrari | 13 | 
|  Tyrrell | |||
| 5 |  Keke Rosberg |  Williams | 12 | 
| 6 |  Patrick Tambay |  Renault | 10 | 
| 7 |  Ayrton Senna |  Lotus | 9 | 
| 8 |  Thierry Boutsen |  Arrows | 6 | 
| 9 |  Nigel Mansell |  Williams | 5 | 
| 10 |  Stefan Bellof |  Tyrrell | 4 | 
| 11 |  René Arnoux |  Ferrari | 3 | 
| 12 |  Niki Lauda |  McLaren | 3 | 
| 13 |  Andrea de Cesaris |  Ligier | 3 | 
| 14 |  Derek Warwick |  Renault | 2 | 
| 15 |  Jacques Laffite |  Ligier | 2 | 
| 16 |  Nelson Piquet |  Brabham | 1 | 
| Pos | Constructor | Pts | 
|---|---|---|
| 1 |  Ferrari | 47 | 
| 2 |  Lotus Renault | 33 | 
| 3 |  McLaren TAG Porsche | 25 | 
| 4 |  Williams Honda | 17 | 
| 5 |  Renault | 12 | 
| 6 |  Arrows BMW | 6 | 
| 7 |  Ligier Renault | 5 | 
| 8 |  Tyrrell Ford Cosworth | 4 | 
| 9 |  Brabham BMW | 1 | 
