| 🇲🇽Mexican Grand Prix 1966 | 23 Oct 1966 | Cooper-Maserati | 1 | 1 | 9 |
| 🇺🇸United States Grand Prix 1966 | 2 Oct 1966 | Cooper-Maserati | 4 | 3 | 4 |
| 🇮🇹Italian Grand Prix 1966 | 4 Sept 1966 | Cooper-Maserati | 4 | Fuel leak | |
| 🇩🇪German Grand Prix 1966 | 7 Aug 1966 | Cooper-Maserati | 2 | 2 | 6 |
| 🇳🇱Dutch Grand Prix 1966 | 24 Jul 1966 | Cooper-Maserati | 10 | Electrical | |
| 🇬🇧British Grand Prix 1966 | 16 Jul 1966 | Cooper-Maserati | 6 | Transmission | |
| 🇫🇷French Grand Prix 1966 | 3 Jul 1966 | Cooper-Maserati | 2 | Fuel system | |
| 🇧🇪Belgian Grand Prix 1966 | 12 Jun 1966 | Ferrari | 1 | 1 | 9 |
| 🇲🇨Monaco Grand Prix 1966 | 22 May 1966 | Ferrari | 2 | Transmission | |