F3


This class applies for any motorcycle that does not fall within the guidelines of the above listed classes.  Riders may bump up into this class with any of the above-mentioned racing class machines.  Motorcycles must not exceed the following guidelines:

  • Dirt Bike Chassis
  • Unlimited modification to frame
  • Unlimited modification to suspension.
  • Unlimited wheel size.
  • Unlimited modification to braking system.
  • Unlimited modifications to exhaust with sufficient silencer.
  • Unlimited modification to carburetor.
  • Engine displacement must not exceed
  • 125cc air cooled 4-stroke 2 valve
  • 75cc air cooled 2-stroke
  • 63cc liquid cooled 2-stroke
  • No liquid cooled 4-strokes