This class is open to expert riders and to Intermediate riders only at the discretion of the CNMRA.

3.14.1 Maximum 65cc single vertical cylinder liquid-cooled two stroke engine, maximum 100cc single vertical cylinder air-cooled two stroke or maximum 230cc single vertical cylinder air cooled four stroke engines.

3.14.2 There are no restrictions on modifications. Only OEM oversized piston sizes or equivalent permitted.

3.14.3 Must use approved D.O.T. tires, race compound tires or slicks.

3.14.4 Must use off road style frame.