Roger De Coster
| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Tarare | 1973.04.01 | Maico |  | |
| 2 |  Sittendorf | 1973.04.15 | CZ | | |
| 3 |  Ruskeasanta | 1973.05.20 | Yamaha | | |
| 4 |  Pinerolo | 1973.05.27 | Suzuki | | |
| 5 |  Holice | 1973.06.03 | Maico | | |
| 6 |  Carlsbad | 1973.06.24 | Maico | | |
| 7 |  Bielstein | 1973.07.15 | Suzuki | | |
| 8 | Namur | 1973.08.05 | Maico | | |
| 9 |  Ettelbruck | 1973.08.12 | Yamaha | | |
| 10 |  Saint Anthonis | 1973.08.19 | Yamaha | |
