Sion Thomas
- Races
- 7
- Best class position
- 30th M
- Moel Tryfan
- Best category position
- 7th MV40
- Moel Tryfan
- Best series position
- 64th
- North Wales Mid Week Series 2025
- Average score
- 108.23
Series standings
| Season | Position |
|---|---|
| North Wales Mid Week Series 2026 M 250 MV40 55 73.42 | 344 |
| North Wales Mid Week Series 2025 M 53 MV40 16 370.70 | 64 |
| North Wales Series 2025 M 237 MV40 44 108.49 | 293 |