1 | 2 | South African Grand Prix | 19 | Toleman Group Motorsport | Toleman TG183B | Hart 415T | 13 | 6 |
2 | 3 | Belgian Grand Prix | 19 | Toleman Group Motorsport | Toleman TG183B | Hart 415T | 19 | 6 |
3 | 6 | Monaco Grand Prix | 19 | Toleman Group Motorsport | Toleman TG184 | Hart 415T | 13 | 2 |
4 | 10 | British Grand Prix | 19 | Toleman Group Motorsport | Toleman TG184 | Hart 415T | 7 | 3 |
5 | 16 | Portuguese Grand Prix | 19 | Toleman Group Motorsport | Toleman TG184 | Hart 415T | 3 | 3 |