United Kingdom
Harley Marczak stats
| Year | Category | N° | Team | Starts | Victories | Poles | Podiums | Points | Standings |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | EMX85 | 581 | ACU | 1 | 0 | 0 | 0 | 0 | 40 |
| 2025 | MX Junior 85 | 581 | ACU | 2 | 0 | 0 | 0 | 21 | 10 |
