**2 classes**: Stock, Full Mod

• Stock class:  must be 49-111cc and air cooled 4 stroke. 14″ tire maximum.  Aftermarket exhaust, Bars, carb, pegs, seat, springs, are allowed. Inverted forks and Mx style swing arms are not allowed.

Full mod class: 49-212cc. 19″ tire maximum. 4 stroke only. Anything goes!!