M 40 Speedway Mini Stock Rules 2012

M 40 Speedway 2012 Mini Stock Rules

 BODY RULES

* Must be a subcompact, 4, cylinder model. (No Firebirds, Camaro, Fairmont, ect.)
Station wagons, and pickups are allowed. No convertibles or 4 wheel drives.
No rear engine or mid-engine models..
* All suspension must be kept stock, no modifications of any kind. Officials
discretion is final.
* Body must be sheet metal or aluminum and stock appearing. Roof, windshield
post, and cowl must remain stock. Pickups must enclose bed. Stock appearing after
market noses are allowed.Complete stock appearing fiberglass, aluminum or steel aftermarket bodies are OK.
No Late Model look-alike bodies.
* Doors must be welded or bolted shut.
* Except windshield, remove all glass. No rear windows allowed.
* Safety constructed 4 post cage with minimum of three bars on drivers side and
one bar on passenger side.
* Full floorboards must remain intact. Must have firewall between driver and
engine, and driver and fuel tank.
* Fenders may be trimmed for tire clearance only.
* Hood and trunk must be pinned. No bolting down.
* No spoilers 
* Stock type A-arms, struts, and ball joints only.
* No aftermarket brake pedal assemblies.
* Minimum weight of car with driver after race is 2400 lbs. 
* Screw jacks allowed Steel non- adjustable shocks-No Canister shocks or shocks with Schrader valves.
 No coil over type adjusters.  Screw jacks OK. Shocks will be
in stock location. Stock shock ends only-No Heims ends.
* No coil-over type adjusters.
* Must have 4 wheel operating brakes, must be factory stock brake system.
* No quick change type or trick automatic transmissions or rear ends. No 4 wheel
drives.

 ENGINE

* Engine must be 4 cylinder, carburetor fed and remain in stock location.
Single carburetors only, not to exceed 2 barrels. Maximum 1” spacer including
gaskets. Holley 4412 or Webber Carburetor will be allowed. No reworking, grinding, or
altering carburetor in any way.
Carburetor may be impounded and or confiscated for a period of seven days for
inspection purposes.
* Heads and intakes must be of stock manufacturers original cast iron.  Aftermarket intake
allowed add 50 pounds..No aluminum heads or blocks.
* Exhaust must be single and completely sealed and must go past doors. Headers
will be allowed.
* Ignition system must remain stock. No aftermarket ignitions. Aftermarket cap
and wires allowed.

** Fuel cells are strongly recommended. Fuel tank must be safely secure with 4 steel
straps. If moving fuel tank into hatchback area or pickup bed must have
firewall between driver. Fuel cells must be enclosed in steel can.
Steel lines or braided hose must be used as fuel line from fuel tank to
carburetor. No fuel line in cockpit area.

TIRES AND WHEELS
Any 65. 70, 75, or 80 series D.O.T. radial tire, 195 or smaller.
Maximum 7” wide steel safety wheels. 6" Wheels ok

CAR AND DRIVER MUST MEET ALL SAFETY RULES OR WILL NOT RACE. ANY DEVIATION OF THESE
RULES ARE LEFT TO THE DISCRETION OF THE OFFICIALS AND THEIR DECISION IS FINAL.

For questions on the rules please email tony@michianaspeedzone.com