| Sportsman |
| Age | 16+ years |
| Engines | Yamaha KT100S |
| ARC Spec 100A (air cooled) | |
| ARC Spec 100W (water cooled) | |
| Weights (Clubman) | |
| Light | 140k |
| Heavy | 160kg |
| Super Heavy | 180kg |
| Weights (ARC) | |
| Light | 145kg |
| Heavy | 165kg |
| Super Heavy | 185kg |
| Dry Tyres | MG REd |
| Wet Tyres | KT100S |