Pit Lane F1
Lotus-BRM → Brabham-BRM
Jo Siffert terminou em P10 no Campeonato Mundial de 1964 com 7 pontos. Em 10 corridas: 0 vitórias, 1 pódio e 0 pole positions — melhor resultado P3.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 1 | Monaco Grand Prix | Lotus-BRM | 16 | P8 | +22 Laps | |
| 2 | Dutch Grand Prix | Brabham-BRM | 18 | P13 | +25 Laps | |
| 3 | Belgian Grand Prix | Brabham-Climax | 13 | P12 | Engine | |
| 4 | French Grand Prix | Brabham-BRM | 17 | P17 | Clutch | |
| 5 | British Grand Prix | Brabham-BRM | 16 |
| P11 |
| +4 Laps |
| 6 | German Grand Prix | Brabham-BRM | 10 | P4 | 3 | Finished |
| 7 | Austrian Grand Prix | Brabham-BRM | 12 | P17 | Accident |
| 8 | Italian Grand Prix | Brabham-BRM | 6 | P7 | +1 Lap |
| 9 | United States Grand Prix | Brabham-BRM | 12 | P3 | 4 | +1 Lap |
| 10 | Mexican Grand Prix | Brabham-BRM | 13 | P17 | Fuel pump |