1 | 6 | Detroit Grand Prix | 6 | Keke Rosberg | Williams FW10 | Honda 1.5 V6T | 5 |
2 | 14 | European Grand Prix | 5 | Nigel Mansell | Williams FW10 | Honda 1.5 V6T | 3 |
3 | 15 | South African Grand Prix | 5 | Nigel Mansell | Williams FW10 | Honda 1.5 V6T | 1 |
4 | 16 | Australian Grand Prix | 6 | Keke Rosberg | Williams FW10 | Honda 1.5 V6T | 3 |