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Mini-Stock Division Rules as Follows:

1.    Rear wheel drive only.  Max. wheel base 104”.

2.    Stock firewall and floor pan in stock location or approved steel in stock location.

3.    After market bodies Ok, but must be stock appearing and track approved. 
5” spoiler maximum.

4.    All glass and lights must be removed, windshield must be removed and at least 3
bars in front of driver or screen to protect driver from rocks, etc.

5.    OEM transmission with all gears in working order.

6.    Stock clutch with steel bellhousing or protective shield ¼” thick that goes around
top and sides of bellhousing OR multi disc clutch with scatterscheild recommended.

7.     Roll cage:  Min 1 ½” x .095 steel full roll cage.  8 Anchor points recommended,
but must be track approved.

8.    4 driver door bars, at least 3 bars in right side door, all major stress points are to
have gussets.

9.    Stock chassis, OK to reinforce as long as you stay in factory lines.  No tubing chassis,
Engine must mount in stock location, valve cover in front of firewall.

10.    Shocks:  steel only, non-adjustable.

11.    Stock suspension components in stock location, front and rear.  May modify stock struts
on Toyota, homemade adjustable coil-over OK, NO production coil-overs.  May add jackscrews to others in stock location.

12.    Rear-end may be changed.  9” is OK.  No quick change.

13.    Stock type steering components.

14.    May use spool, or weld rear-end.  No limited slip.

15.     Wheels:  8”. Goodyear 45/ 50.

Mini-Stock Engine Rules

1. 1 lb. per c.c. as measured.  Minimum weight 2000 lbs. after race with driver.
2. Weight must be marked on hood or front fender near driver.
3. 4 cylinder OEM block, you may interchange engine and car model (i.e. Ford
   engine in Toyota).
4. OEM manifold
5. Stock crank, NO lightening.
6. Max. rod length 5.7”.
7. Box stock #7448 350 cfm. Or #4412 500 cfm carb. Only.
8. No roller tappets
9. Wet sump, internal oil pumps only
10. Valves:  steel only and no hollow valves.
11. No titanium or ceramic parts, all valves, keepers, retainers, push rods, wrist pins,
    etc. must be steel.
12. Stock ignitions, no ignitions boxes or add ons.
13. OEM passenger car heads only, no after market heads, no grinding, polishing,
    welding, glass beading,
    acid porting or other machine work allowed.  No bowl work.  Only work allowed is
    surfacing and valve job.
14. Ford stamped aluminum head must add 50 lbs.

Last modified: 06/15/10