| 🇫🇷French Grand Prix 1975 | 6 Jul 1975 | Parnelli | 15 | 5 | 2 |
| 🇸🇪Swedish Grand Prix 1975 | 8 Jun 1975 | Parnelli | 15 | 4 | 3 |
| 🇲🇨Monaco Grand Prix 1975 | 11 May 1975 | Parnelli | 13 | Oil leak | |
| 🇪🇸Spanish Grand Prix 1975 | 27 Apr 1975 | Parnelli | 4 | Suspension | |
| 🇿🇦South African Grand Prix 1975 | 1 Mar 1975 | Parnelli | 6 | 17 | |
| 🇧🇷Brazilian Grand Prix 1975 | 26 Jan 1975 | Parnelli | 18 | 7 | |
| 🇦🇷Argentine Grand Prix 1975 | 12 Jan 1975 | Parnelli | 10 | Transmission | |
| 🇺🇸United States Grand Prix 1974 | 6 Oct 1974 | Parnelli | 3 | Disqualified | |
| 🇨🇦Canadian Grand Prix 1974 | 22 Sept 1974 | Parnelli | 16 | 7 | |
| 🇺🇸United States Grand Prix 1972 | 8 Oct 1972 | Ferrari | 10 | 6 | 1 |
| 🇮🇹Italian Grand Prix 1972 | 10 Sept 1972 | Ferrari | 7 | 7 | |
| 🇪🇸Spanish Grand Prix 1972 | 1 May 1972 | Ferrari | 5 | Oil pressure | |
| 🇿🇦South African Grand Prix 1972 | 4 Mar 1972 | Ferrari | 6 | 4 | 3 |
| 🇦🇷Argentine Grand Prix 1972 | 23 Jan 1972 | Ferrari | 9 | Engine | |
| 🇨🇦Canadian Grand Prix 1971 | 19 Sept 1971 | Ferrari | 13 | 13 | |
| 🇩🇪German Grand Prix 1971 | 1 Aug 1971 | Ferrari | 11 | 4 | 3 |
| 🇳🇱Dutch Grand Prix 1971 | 20 Jun 1971 | Ferrari | 16 | Fuel pump | |
| 🇪🇸Spanish Grand Prix 1971 | 18 Apr 1971 | Ferrari | 8 | Engine | |
| 🇿🇦South African Grand Prix 1971 | 6 Mar 1971 | Ferrari | 4 | 1 | 9 |
| 🇦🇹Austrian Grand Prix 1970 | 16 Aug 1970 | March | 18 | Accident | |
| 🇩🇪German Grand Prix 1970 | 2 Aug 1970 | March | 9 | Gearbox | |
| 🇬🇧British Grand Prix 1970 | 18 Jul 1970 | March | 9 | Suspension | |
| 🇪🇸Spanish Grand Prix 1970 | 19 Apr 1970 | March | 16 | 3 | 4 |
| 🇿🇦South African Grand Prix 1970 | 7 Mar 1970 | March | 11 | Overheating | |
| 🇺🇸United States Grand Prix 1969 | 5 Oct 1969 | Lotus-Ford | 5 | Suspension | |
| 🇩🇪German Grand Prix 1969 | 3 Aug 1969 | Lotus-Ford | 15 | Accident | |
| 🇿🇦South African Grand Prix 1969 | 1 Mar 1969 | Lotus-Ford | 6 | Gearbox | |
| 🇺🇸United States Grand Prix 1968 | 6 Oct 1968 | Lotus-Ford | 1 | Clutch | |