Lotus-Climax → Brabham
Jack Brabham terminó P7 en el Campeonato del Mundo de 1963 con 14 puntos. En 10 carreras: 0 victorias, 1 podio y 0 pole positions — mejor resultado P2.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Monaco Grand Prix | Lotus-Climax | 16 | P9 | Gearbox | |
| 2 | Belgian Grand Prix | Brabham | 6 | P15 | Injection | |
| 3 | Dutch Grand Prix | Brabham | 4 | P13 | Accident | |
| 4 | French Grand Prix | Brabham | 5 | P4 | 3 | Finished |
| 5 | British Grand Prix | Brabham | 4 | P19 |
| Engine |
| 6 | German Grand Prix | Brabham | 8 | P7 | +1 Lap |
| 7 | Italian Grand Prix | Brabham | 7 | P5 | 2 | +2 Laps |
| 8 | United States Grand Prix | Brabham | 5 | P4 | 3 | +2 Laps |
| 9 | Mexican Grand Prix | Brabham | 10 | P2 | 6 | Finished |
| 10 | South African Grand Prix | Brabham | 2 | P13 | Accident |