6200 National Sportsman 4x4 Rules


Rules
 

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

- 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
 
Purse
 

1-$500

2-$400

3-$300

4-$250

5-$200

6-$150

7-$125

8-$ 75
Also in 6200 National Sportsman 4x4

6200 National 4x4 Overview
6200 National 4x4 Points
General Rules