Mason Kosko #711
Mason Kosko (#711) is a New England amateur motocross rider who races 65cc Open 7-11. TrackMyMoto has recorded 2 results since 2025 at 1 track, with 0 overall wins and 0 podiums. MTPR power rating: 833. Last raced September 21, 2025 at Winchester Speed Park.
Bike: Kawasaki.
Recent results
| Date | Track | Class | Motos | Overall |
|---|---|---|---|---|
| September 21, 2025 | Winchester Speed Park | 65 10-11 | 11 / 10 | 10th of 11 |
| September 21, 2025 | Winchester Speed Park | 65cc Open 7-11 | 15 / 0 | 15th of 15 |
Results come from official track and series timing. They are never estimated.
Live page: https://trackmymoto.com/rider/mason-kosko