THUNDER MOUNTAIN SPEEDWAY

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rules

 

 

General Track Rules

 

 

Enduro Rules/Bomber rules

 

 

Sport Stock/IMCA Hobby Stock Transition Rules

 

Wissota Midwest Mod/IMCA Sportmod Transition Rules for 2017:

  1. --IMCA Tires on the rear -- Midseason All tires must be IMCA
  2. --Wissota stamped wheels allowed for 2017
  3. --Must run 4412 even with concept engine
  4. --Aftermarket transmission must weigh 2650, with 50lbs mounted in front of midplate
  5. --No intermarriage of suspension

 

Please contact IMCA promoter Jason Laducer for more info or questions on rules.

 

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