1 | 4 | San Marino Grand Prix | 34 | Theodore Racing Team | Theodore N183 | Ford Cosworth Cosworth DFV | 23 | Spun Off |
2 | 7 | Detroit Grand Prix | 34 | Theodore Racing Team | Theodore N183 | Ford Cosworth Cosworth DFV | 26 | Gearbox |
3 | 8 | Canadian Grand Prix | 34 | Theodore Racing Team | Theodore N183 | Ford Cosworth Cosworth DFV | 23 | Differential |