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- All chassis rules that apply in the National Fwd class will be the same.  ( NTPA rules )

 

 

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- Must be a wedge head

 

- Valve angle on heads will be limited to nothing less than 12 degrees

 

- No "Twisted Wedge" or special canted valve heads will be allowed.

 

- Heads must be of the type that is readily available to the public.    ( Can be bought from Jegs Summit etc.)

 

- No one off specialty heads allowed of any kind.

 

- Must be stock bore space of engine manf. 4.840- Chev / 4.900 Ford / 4.800 Chrysler

 

- Engine Block, Cylinder heads must be in the cast form. Steel or Aluminum. No Billet Blocks or heads

 

- Max Cam lift of .950 at the valve

 

- 650 Cubic inch limit with 1% allowance

 

 

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1-$500