Lotus-Climax → Lotus-BRM
Jim Clark terminou em P6 no Campeonato Mundial de 1966 com 16 pontos. Em 8 corridas: 1 vitória, 2 pódios e 2 pole positions — melhor resultado P1.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Monaco Grand Prix | Lotus-Climax | 1 | P8 | Suspension | |
| 2 | Belgian Grand Prix | Lotus-Climax | 10 | P12 | Engine | |
| 4 | British Grand Prix | Lotus-Climax | 5 | P4 | 3 | +1 Lap |
| 5 | Dutch Grand Prix | Lotus-Climax | 3 | P3 | 4 | +2 Laps |
| 6 | German Grand Prix | Lotus-Climax | 1 |
| P10 |
| Accident |
| 7 | Italian Grand Prix | Lotus-BRM | 3 | P11 | Gearbox |
| 8 | United States Grand Prix | Lotus-BRM | 2 | P1 | 9 | Finished |
| 9 | Mexican Grand Prix | Lotus-BRM | 2 | P17 | Gearbox |