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| Drivers Standings | Constructors Standings | Season Statistics | The Champions | General Statistics | Specific Statistics | F1RA Drivers Ranking | Drivers Performance | Countries | Indy |
| Back |
| Fastest laps | Jo Siffert | ||
| Year | Race | Constructor | Time |
| 1968 | Britain | Lotus-Ford | 1:29.7 |
| 1968 | Canada | Lotus-Ford | 1:35.1 |
| 1968 | Mexico | Lotus-Ford | 1:44.23 |
| 1971 | Austria | BRM | 1:38.47 |