1973 | Spagna | Team Ensign | 22 | Ensign | N173 | Ford Cosworth | | f |
| Belgio | Team Ensign | 18 | Ensign | N173 | Ford Cosworth | | f |
| Svezia | Team Ensign | 18 | Ensign | N173 | Ford Cosworth | | f |
| Francia | Team Ensign | 29 | Ensign | N173 | Ford Cosworth | 25 | 15 |
| Gran Bretagna | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 21 | 13 |
| Olanda | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 14 | np |
| Germania | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | | f |
| Austria | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 19 | ab |
| Italia | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 17 | ab |
| Canada | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 26 | nc |
| Stati Uniti | Team Ensign | 28 | Ensign | N173 | Ford Cosworth | 27 | ab |
1974 | Argentina | Team Ensign | 22 | Ensign | N174 | Ford Cosworth | 26 | np |
| Brasile | Team Ensign | 22 | Ensign | N174 | Ford Cosworth | | f |
| Sudafrica | Team Ensign | 22 | Ensign | N174 | Ford Cosworth | | f |
| Spagna | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | 24 | ab |
| Belgio | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | 22 | ab |
| Monaco | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | | nq |
| Svezia | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | 20 | 9 |
| Olanda | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | 23 | 9 |
| Francia | Motor Racing Developments Ltd | 8 | Brabham | BT44 | Ford Cosworth | | nq |