This class is for Elan or Spirit 250 models. Engines must be completely stock 250 single cylinder Elan / Spirit engines.
- 250 Single cylinder Rotax engines
- Over boring allowed, max .020
- Stock Elan / Spirit skis
- No ski spreaders.
- Carbides allowed
- Stock Elan / Spirit rear suspensions, bogie or slid rail is allowed.
- Stock drive clutch or duster / power bloc replacement
- Stock driven clutch
- Slide rail or Bogie Elan / Spirit suspensions allowed.
- Stock HR Carb or stock Elan Mikuni carb allowed.
- Stock exhaust systems only.
- No handlebar modifications
- Stock elan / spirit ignition systems
- Stock cylinder head, no modifications
- Stock cylinder, no modifications.
- Studs allowed, 3/8 above track lug max.
- Working Tether required