COMMUNICATIONS :

All competitors must have raceciever 1600 in car radio to compete

Bodies:

Minimum 108 inch wheelbase, except 1983 or newer t-birds or chrysler products may be 105 inch wheelbase. Any year american made production car . All cars to remain stock . Full frame cars may remove inner fender wells , unibodies may not. Bumpers must remain stock with no bracing outside frame horns . Radiator may have protection bar. steering column  may be stock or fabricated with removable steer wheel. Car may be stripped ,fire wall from front to rear stock with all holes patched no mirrows , must have safety bars or screen over drivers side windshield. Hood fenders, and bumpers required. Engine hoop and snout bars allowed.

Cage:

Must have at least 3 left side and 2 right side door bars, 4 up right bars, cross brace behind driver, middle bar in top, down bars off rear of cage going through rear fire wall into trunk ok, must not connect to rear bumper. Tubing must be round & at least 1.5 inches in diameter .095 wall minimum thickness.

Engine/Motor:

Stock motor, stock location, stock solid motor mounts in stock location. Must be same make as car.

Size of engine: Max. compression 9 to 1

350 gm .060 max.

351 windsor ford .060 max.

360 chry. .060 max.

Harmonic balancer on GM 8 inch minimum.

Smaller engine allowed no stroker engines allowed!!!!!!!!!

Heads:

GM OEM approved head numbers are: 14079267, 3986336, 3986339, 3986339X, 3986388, 3932441, 376445, 3928454, 3932454, 3876487, 3973487, 3973487X, 3973493, 3951598, 468642, 330862, 333882, 3998920, 3998991, 3998993, 3998997, 3970126. Maximum size valves on these heads are 1.94 inch intake and 1.50 inch exhaust. No performance heads (no double humps, no 292 castings, no LT1, no bowtie, no center bolt valve cover, or aftermarket allowed.) Porting or polishing, screw in studs with shoulders, or guide plates are not permitted.     305 heads on 305 only!!!!!! No bee Hive or high performance valve springs.

Camshaft:

Hydraulic camshaft only, must pull at least 15 inches of vacuum, no tolerance. 430 maximum lift at valve, stock 1.5 ratio rockers only, no tolerance. No roller cams ,no roller tip or roller rockers allowed.

Crankshaft and rods:

Stock appearing, no light weight cranks. No H-beam rods. Press fit rods only, 5.7 rod on GM maximum. Aftermarket Eagle, Scat, stock type ok. 3.48 maximum stroke. No lightning of any kind to crankshaft.

Intake manifold:

Stock cast iron, no aluminum, no bowtie, ford d5 or newer chrysler no high rise. Intake must be unaltered.

Carb:

4412 Holley only 2bbl, no modifications. Except jets and choke removed. No modifications to choke tower. Carb subject to claim by any driver in a feature in lead lap with winner. Claim is 250 dollars outright or 125 dollars exchange. Failure to sell /points and finish for the night ,2 week susp. And 50 dollar fine paid to a charity before returning to race. No electric fuel pumps /stock man. Pump only. Spacer plate for carb. From intake to carb only /claim $25 outright /$15 exchange.

Exhaust:

Stock cast iron exhaust manifolds only (no ram horn no lt1 no high performance) 2 inch od pipe must extend past driver.

Pistons:

Flat top 4 valve relief only. Hypereutectic 4 valve relief ok. No JE, Ross, or ect. No high performance.

Radiators:

Aluminum radiator ok, aluminum pulleys ok , no alum. Water pumps.  Unless factory installed.

OIL PANS:

Racing style oil pans allowed. Must have 1” inspection hole above the oil line on the driver’s side. Failure to do so will result in removal of pan for tech. inspection. No aluminum oil pans.

Transmission:

OPTION 1 :All forward and reverse gears must be operational, plus a neutral position. With engine running and car in still position, driver must be able to engage car in gear and move forward, then backward. Only OEM production transmissions allowed. No ‘in and out’ boxes or quick-change devices allowed. Functioning shift levers must be in OEM location. One steel or aluminum OEM style/size flywheel allowed, must be bolted directly to end of crankshaft.10.4 IN MIN. CLUTCH STOCK APPEARING PRESSURE PLATE MUST WEIGH MIN. OF 15 LBS. Pressure plate will be weighed by itself. STOCK SPRING TYPE DISC NO SOLID HUB. A MIN. OF 15 LB. Flywheel will be weighed by itself. Must be unaltered three or four speed in OEM production case. No five (or more) speeds allowed.  Must have working clutch inside explosion-proof steel bell housing with one hole for throw out bearing lever or hose, must be 270 degrees around top of clutch and flywheel area ,NO  MINI-CLUTCH ALLOWED.NO RACING CLUTCHES.   Components must rotate, consistent with engine rpm, while car is in any gear.  No Bert, Brinn, or Falcon type transmissions allowed.

OPTION 2: Stock automatic transmission with full size working torque convertor

No Power Glides,3 Spd Automatics only no TCI CNR, ETC. TYPE TORQUE CONVERTORS Mandatory must have approved scatter shield constructed of minimum 0.125 inch by three inch steel, 270 degrees around flex plate. Only external lines allowed are for transmission cooler.

Claim on torque convertors $75.00

REAR ENDS:

Stock for car, may be locked, no 9” rear ends. 4:56 maximum gear allowed. Rear trailing arms must be stock. No shortening or lengthening of trailing arms. Pinion angle must remain stock. Leaf spring cars must have plates welded to axle tubes to prevent pinion angle from moving.

SUSPENSION:

All components must be stock OEM for make and model no moving brackets or shortening lengths. OEM bushings only. No steering quickners, weight jacks, or spring spacers.

Shocks: Stock mount racing shocks allowed. No heim end or adjustable.

Springs: Stock appearing racing springs allowed.

Front: OEM diameter and minimum 11” height

Rear: Minimum 7” diameter and 12” height

Weight:

No added weight. 46 max.rear percentage, no tolerance.

IGNITION:

Must be stock!!! No DUI or MSD, ect.

FUEL TANK:

Must be fuel cell, mounted in trunk. 22 gallon max, at least 2 straps both directions.Must have steel outer can.

TIRES:

Stock street tires, dot, no all terrain tires, max. 8 inch tread, will be checked with track gauge, P235/70r15 max., 255/60r15 max., 8 inch asphalt take offs allowed. 50 minimum compound.

WHEELS:

8 inch max, steel wheels, no bead locks, must have 1” lug nuts.

DRIVESHAFT:

Stock length, painted white, no aluminum.

BRAKES:

Must have 4 wheel working brakes. No shut off valves, bias valves, or aftermarket pedals permitted. Must use OEM type master cylinder. May remove power booster. Pedal must be in stock location. No 4 wheel disc brakes.

FIRE EXTINGUISER:

Required, must be in drivers reach.

UNIFORM:

Must wear full racing suit and gloves

HELMET:

Snell rating of at least 2000

BELTS:

3 inch belts 2 years old max!!!!!!

SEAT:

Aluminum racing seat, mounted to cage, securely mounted, stock location. No setbacks!!!!!

MISCL:

This is a stock class, no high performance parts; if you think it is a grey area ask track or tech before doing it, will be tech'd by tracks interpretation of rules!!!!!