Sion Thomas
- Races
- 8
- Best class position
- 8th M
- Mynydd Twr/Holyhead Mountain 2025
- Best category position
- 3rd MV40
- Mynydd Twr/Holyhead Mountain 2025
- Best series position
- 64th
- North Wales Mid Week Series 2025
- Average score
- 108.57
| PositionPos | Date | Race | ||||
|---|---|---|---|---|---|---|
| 2026 | ||||||
| 56 | 14 Apr 2026 | TES Pendyffryn Hall M 50 MV40 14 | ||||
| 2025 | ||||||
| 8 | 28 Jun 2025 | Mynydd Twr/Holyhead Mountain 2025 M 8 MV40 3 | ||||
| 32 | 13 May 2025 | Moel Tryfan M 30 MV40 7 | ||||
| 50 | 6 May 2025 | Y Garn M 41 MV40 13 | ||||
| 44 | 29 Apr 2025 | Pen Dinas M 42 MV40 12 | ||||
| 62 | 22 Apr 2025 | 3 Hills Penmaenmawr M 50 MV40 14 | ||||
| 68 | 15 Apr 2025 | Moel Lus M 57 MV40 15 | ||||
| 74 | 8 Apr 2025 | Mynydd y Cilgwyn M 58 MV40 15 | ||||