1 | 4 | Dutch Grand Prix | 4 | Innes Ireland | Lotus 18 | Climax 2.5 L4 | 3 | 2 |
2 | 7 | British Grand Prix | 9 | John Surtees | Lotus 18 | Climax 2.5 L4 | 11 | 2 |
3 | 7 | British Grand Prix | 7 | Innes Ireland | Lotus 18 | Climax 2.5 L4 | 5 | 3 |
4 | 8 | Portuguese Grand Prix | 14 | Jim Clark | Lotus 18 | Climax 2.5 L4 | 8 | 3 |
5 | 10 | United States Grand Prix | 10 | Innes Ireland | Lotus 18 | Climax 2.5 L4 | 7 | 2 |