Iso Marlboro
Gijs van Lennep finished P20 in the 1973 World Drivers' Championship with 1 point. Across 3 races: 0 wins, 0 podiums and 0 pole positions, with a best finish of P6.
| Round | Race | Team | Grid | Finish | Points | Status |
|---|---|---|---|---|---|---|
| 10 | Dutch Grand Prix | Iso Marlboro | 20 | P6 | 1 | +2 Laps |
| 12 | Austrian Grand Prix | Iso Marlboro | 23 | P9 | +2 Laps | |
| 13 | Italian Grand Prix | Iso Marlboro | 23 | P21 | Overheating |