| 1 | 1984 | South African Grand Prix | 17 | Team Elf/Chevallier Johnson | Chevallier | Honda | 8 | 4 |
| 2 | 1984 | French Grand Prix | 17 | Team Elf/Chevallier Johnson | Chevallier | Honda | 7 | 6 |
| 3 | 1984 | Yugoslavian Grand Prix | 17 | Team Elf/Chevallier Johnson | Chevallier | Honda | 7 | 6 |
| 4 | 1984 | San Marino Grand Prix | 17 | Team Elf/Chevallier Johnson | Chevallier | Honda | 5 | 5 |
| 5 | 1985 | South African Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 9 | 7 |
| 6 | 1985 | Spanish Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 15 | 6 |
| 7 | 1985 | West Germany Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 6 | 5 |
| 8 | 1985 | Nations Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 9 | 10 |
| 9 | 1985 | Austrian Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 14 | 6 |
| 10 | 1985 | Yugoslavian Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 9 | 7 |
| 11 | 1985 | Dutch TT | 9 | Honda Benelux Elf | Honda NS | Honda | 7 | 6 |
| 12 | 1985 | Belgium Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 6 | 7 |
| 13 | 1985 | British Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 9 | 4 |
| 14 | 1985 | Swedish Grand Prix | 9 | Honda Benelux Elf | Honda NS | Honda | 8 | 6 |
| 15 | 1986 | Nations Grand Prix | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 8 | 5 |
| 16 | 1986 | West Germany Grand Prix | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 7 | 5 |
| 17 | 1986 | Dutch TT | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 9 | 9 |
| 18 | 1986 | Belgium Grand Prix | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 6 | 7 |
| 19 | 1986 | French Grand Prix | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 9 | 8 |
| 20 | 1986 | British Grand Prix | 8 | Rollstar Honda Racing Team | Honda RS | Honda | 9 | 2 |
