Pure Stock

2012 PURE STOCK RULES

Car: American made rear wheel drive, front engine car. Min, wheel base 108”.

Engine: Must have v-8 engine, OEM size and configuration. 360 Max C.I.D. No stroker or destroke combinations allowed. No 400 blocks. Motors must be in stock location. May use solid motor mounts. OEM flat top or dish pistons only, no dome pistons. No performance parts of any kind allowed. Cast iron OEM heads only, no vortech, no double humps, no late model center bolt heads, no small chamber (283- 305) style heads, 350 heads only. 3/8 screw in studs and guide plates allowed. No porting, polishing, milling, or altering of combustion chambers of any kind. Smooth idle cams only. Cams must pull 17" of vacuum at 800 rpms and have a  maximum cam lift of .420 at the rocker arm. Hyd cams only, no hyd roller cams. No anti-pump up lifters allowed. Cast iron exhaust manifolds only, no center dump ram horn type allowed. Cast iron intakes only. No Bowtie or Marin style intakes allowed.

Motor Claim:  Any driver may claim motor of another car as long as they both ran in the feature, on lead lap, and with the approval of track owner. Claim will be as follows: $350.00 for swap of motor, intake to oil pan. Carb, ignition system, clutch, flywheel, exhaust manifolds and starter excluded, or $750.00 outright buy. The owner of the motor being claimed has the choice of which they prefer. Any driver or owner that refuses claim will forfeit all points and monies, will not be allowed back in Pure Stock, and the car will move up to another class.  And the track holds the right to claim any motor .

Carb: Unmodified 4412 2-brl 500 cfm Holley or 1850 600cfm Holley or Edelbrock 600cfm.  Must have full choke horn. May remove the choke butterfly. Must meet go-no-go gauge, no performance models allowed, Willey’s, quick fuel, etc. Must be original replacement Holley carb. Mr. Gasket part #1933 or #1929 adapters only. Or you may run a unmodified 4-brl Quadra jet carb, must have choke horn, may remove choke butterfly, no carb spacers on 4-brls.

Carb Claim: Any driver may claim carburetor from another car as long as they both ran in the feature race.  Claim will be $250 outright to buy with approval of track owner.  The track also holds the right to claim any carburetor.  

Ignition: OEM HEI Ignition only. No point type ignitions.

Transmission: Stock trans only. Standard trans must have all working forward and reverse gears, stock OEM flywheel, min 11” clutch, and pressure plates. No aluminum flywheels or nodular iron Corvette style allowed. Automatics must have min 11” converter. No dummy converter.

Driveshaft: Must be painted white and have car # on it. Safety loop required and within 12” of front u-joint. OEM size shafts only.

Rearends: OEM original rear ends in stock location. 9" rear ends are allowed with stock drum brakes only.  All the mounting points must match same points of factory rear end being removed.  Gears may be locked by welding of spiders. Pinion angle will be checked. 

Body: No gutting of any kind except for door bar clearance. May cut under fuel cell in trunk area only. May cut fenders for tire clearance, plastic nose piece ok. No spoilers or wings allowed . Trunk lid and hood must not be gutted.

Tires & wheels: 8” or 10” asphalt take offs allowed. 10” steel wheels max. May run the kk704 mod tire but must run 8" wheels. No mixing of tires, sipping and grooving are allowed. NO BEADLOCKS allowed. All tires must durometor 50 or higher. 

Driver’s area: Must have 5-point safety harness no more than 2 years old. Must have arm restraints or window net. Steering column in stock location, quick release wheel ok. No quickners allowed. Stock brake pedal in stock location. 3 bars min in front of driver in windshield.

Bumpers: Must have stock bumpers, must cut wrap around off the ends. No sharp edges. No bars connected to bumpers.

Weight: 3,300 lbs after race with driver. Added weight ballast must be painted white and have car # on it. Must be mounted with 2- ½ “ bolts min.

Brakes: Must be OEM front and rear with OEM master cylinder. No shut offs allowed. No proportioning valves. All brakes must work at all times. 

Suspension: OEM suspension only. Stock mounts in stock location only. No racing shocks allowed, THIS MEANS NONE! Racing springs allowed, must be same size on both sides. No adjustable spring spacers on front or rear. May use cut to fit type only.

General: We reserve the right to change any of these rules at any time for the improvement or safety of the sport. Min age 13 years old with parental release form on file.

IF YOU ARE RACING IN ANY OTHER CLASS YOU ARE NOT ELIGIBLE TO RUN IN PURE STOCK. YOU MUST HAVE THE APPROVAL FROM THIS TRACK TO RUN THIS CLASS.