| 🇮🇹Italian Grand Prix 1970 | 6 Sept 1970 | Lotus-Borgward | 0 | Withdrew | |
| 🇦🇹Austrian Grand Prix 1970 | 16 Aug 1970 | Lotus-Borgward | 10 | Brakes | |
| 🇩🇪German Grand Prix 1970 | 2 Aug 1970 | Lotus-Borgward | 10 | Engine | |
| 🇬🇧British Grand Prix 1970 | 18 Jul 1970 | Lotus-Borgward | 7 | Engine | |
| 🇫🇷French Grand Prix 1970 | 5 Jul 1970 | Lotus-Borgward | 18 | 8 | |
| 🇳🇱Dutch Grand Prix 1970 | 21 Jun 1970 | Lotus-Borgward | 8 | 7 | |
| 🇧🇪Belgian Grand Prix 1970 | 7 Jun 1970 | Lotus-Borgward | 13 | Gearbox | |
| 🇿🇦South African Grand Prix 1970 | 7 Mar 1970 | Lotus-Borgward | 14 | 5 | 2 |
| 🇲🇽Mexican Grand Prix 1969 | 19 Oct 1969 | Lotus-Ford | 11 | Fuel pump | |
| 🇨🇦Canadian Grand Prix 1969 | 20 Sept 1969 | Lotus-Ford | 11 | Gearbox | |
| 🇮🇹Italian Grand Prix 1969 | 7 Sept 1969 | Lotus-Ford | 14 | Engine | |
| 🇬🇧British Grand Prix 1969 | 19 Jul 1969 | Lotus-Ford | 14 | 10 | |
| 🇫🇷French Grand Prix 1969 | 6 Jul 1969 | Lotus-Ford | 12 | Fuel pump | |