
| Strecke | Detroit Street Circuit |
| Ort | Detroit, MI |
| Pos | Name | Fahrer | Team | Team | Zeit | Zeit | |
|---|---|---|---|---|---|---|---|
| 1 | N. Mansell | Nigel Mansell | Williams | Williams Racing | 1:39.264m | 1:39.264m | |
| 2 | A. Senna | Ayrton Senna | Lotus | Lotus | 1:40.607m | +1.343s | |
| 3 | N. Piquet | Nelson Piquet | Williams | Williams Racing | 1:40.942m | +1.678s |
| # | Fahrer | Team | Punkte | |
|---|---|---|---|---|
| 1 | Nelson Piquet | Williams Racing | 73 | |
| 2 | Nigel Mansell | Williams Racing | 61 | |
| 3 | Ayrton Senna | Lotus | 57 |
| # | Team | Punkte | ||
|---|---|---|---|---|
| 1 | ![]() | Williams Racing | 137 | |
| 2 | ![]() | McLaren | 76 | |
| 3 | ![]() | Lotus | 64 |
| Portugal GP | 20.09. | |
| Spanien GP | 27.09. | |
| Mexiko GP | 18.10. | |
| Japan GP | 01.11. | |
| Australien GP | 15.11. |