9500 NA

  1. Engine 

A. Tractor must have factory engine or factory replacement for that make and model.

B. No Cube Limit

C. No Water injection

D. 2800 RPM maximum

E. No intercoolers/aftercooler

F. OEM Manifolds only

G. Maximum 2 valves per cylinder

   2. Chassis-

  1. No component tractors allowed
  2. 20” drawbar Maximum height, 18” from center of the rear axle
  3. Hitches must not exceed 10 degree pitch/angle
  4. Hitches must be rigid (No floating hitches)
  5. No weights to extend 2 foot past the furthest most point of the tractor
  6. Wheelie bars Required
  7. Factory frame rails must be used
  8. Engine,transmission, and rear end must match Manufactured hoods for that tractor

 3. Transmission

  1. No Aftermarket Transmissions allowed (ex: pro-fab, Atlas Max)

4. Tires

  1. 18.4-38 480/85R38 maximum tire size 
  2. No Cut Tires
  3. No purpose built pulling tires

5. Safety 

  1. Wheelie Bars
  2. Kill Switch and/or Air shut off at rear of tractor
  3. Seat Belt
  4. Fire Extinguisher
  5. Dead Man Throttle