1 | 1 | South African Grand Prix | 12 | John Player Team Lotus | Lotus 87 | Ford Cosworth Cosworth DFV | 18 | Electrical |
2 | 5 | Belgian Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 7 | Clutch |
3 | 7 | Detroit Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 7 | Engine |
4 | 8 | Canadian Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 14 | Collision |
5 | 10 | British Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 23 | Physical |
6 | 13 | Austrian Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 12 | Engine |
7 | 16 | Caesars Palace Grand Prix | 12 | John Player Team Lotus | Lotus 91 | Ford Cosworth Cosworth DFV | 21 | Collision |