1 | 2 | Spanish Grand Prix | 8 | Motor Racing Developments Ltd | Brabham BT55 | BMW M12/13/1 | 15 | Gearbox |
2 | 3 | San Marino Grand Prix | 8 | Motor Racing Developments Ltd | Brabham BT55 | BMW M12/13/1 | 19 | Engine |
3 | 4 | Monaco Grand Prix | 8 | Motor Racing Developments Ltd | Brabham BT55 | BMW M12/13/1 | 20 | Engine |