Keystone Automotive Wildcats Division

BODIES:  Cars must be of domestic manufacturer. Cars must be street legal for make and model. Passenger cars only. No convertibles, vans, station wagons, pickup truck type vehicles, Chrysler Imperials, or full frame Toronados. Front or rear wheel drive. No four wheel drive vehicles. Bodies may be changed from different manufacturers. Must be stock appearing steel and must have complete roofs, floorboards, firewalls, and rocker panels. Doors and fenders may be replaced with 22 gauge steel. May run aftermarket bumper covers for body being used. No dirt or wedge type noses or tail pieces. Windshield opening must be of stock measurements. Fiberglass hood allowed. Must be stock dimensions. Any engine component can not exceed engine compartment. Air cleaner must be enclosed in engine compartment. No more then 3” hood scoop. Any other alterations subject to weight penalty. May remove inner body panels. Front half or rear fender wells must remain. Rear quarters must remain of stock length and will be measured. Minimum 101” wheelbase. All cars must start the race meet with all body panels in place. Body components found to be illegal must be replaced before that vehicle will be allowed to compete. Removal of an illegal component once the race meet has begun does not make that car legal. All Doors must be welded shut. May run 5” x 60” spoiler.

FRAME: Full roll cage is Mandatory. Square tubing allowed from center of rear-end back. Must be in stock position. Roll cage cannot be set back any closer then 24 inches from center of rear end.

WEIGHT: Must weigh a minimum of 3000lbs.  Maximum left side weight is 53%(53/47). Rear leaf spring Camaro/Firebird/Nova must weight minimum of 3000lbs. Maximum left side weight is 52%(52/48). Strut Camaro/Firebird must weigh a minimum of 3000lbs. Maximum left side weight is 53%(53/47). All cars being weighed for compliance with technical rules will be weighed with each wheel centered on a scale, the driver belted in the seat and sitting in the upright position with his/her helmet on or resting in his/her lap.

SUSPENSION:  Adjustable cups allowed. No moving of suspension parts except for left front upper A-frame may be moved for camber adjustment. Stock sway bars only in stock location – Maximum diameter 1 3/8”. Stock frame mounts may be adjustable on one side. NO HIGH PERFORMANCE, NO QA-1 OR ADJUSTABLE SHOCKS ALLOWED.  Shocks $60 retail cost per each shock.  Tech may impound shocks for testing at any time. Strut type cars will use stock, over the counter replacement struts only. NO RACING STRUTS ALLOWED.  Minimum height of any part of the body or frame is 5” from the ground at the lowest point with the driver in the car. Racing springs allowed. Three point arm allowed on metric chassis. Upper rear control arms may be re-drilled. Stock lower control arms in the stock mounts. No lengthening allowed. Straight rear mounted pan-hand bar only.  NO J-BAR. NO COMPOSITE LEAF SPRINGS ALLOWED. Camaro/Firebird/Nova rear leaf springs 6” maximum steel shackle. No more then (3) adjustable mounting holes allowed. No more the 4” lowering blocks.

FIVE POINT SAFETY HARNESS REQUIRED.

WHEELS: May use aftermarket wheel. Track width no more then 64”. 1990 and newer Thunderbird may run 65” track width. Must achieve track width with offset wheels, NOT SUSPENSION PARTS. With a maximum wheel width of 7”. May use aftermarket wheels minimum of 19 lbs. All hubcaps must be removed. 5/8” studs must be used.

TIRES:  Unity Raceway approved Hoosier 7” track tire. Tires must be purchased from the authorized tire representative. Unity Raceway limits tire purchases to one per week. Two tires maybe purchased every fourth week. Tires will be branded with numbers. Eight numbers will be kept in the car’s tire inventory. Four numbers will have to be on the car at the end of the race event or automatic disqualification will occur. Non Track tire must be approved by tech prior to racing and may be subject to weight penalty.      NO TIRE SOFTENER ALLOWED.  If caught with tire softener will lose all points to date and tires. Track has the right to make stiffer penalties if deemed necessary. Once tires leave the track, ABSOLUTELY NO RETURNS.

ENGINES:  G.M. maximum engine size 350 plus .060 over. Ford maximum 351w plus .060 over. Chrysler maximum 360 plus .060 over. Engine block cylinder heads must be cast iron and O.E.M. stock. Crankshaft must be cast or forged. No modifications or lightening. Pistons must be dished or four valve relief flat top. Stock steel connecting rods aftermarket stock replacement. Oil pan must be stock appearing. Claimer pan allowed.  Cam shaft must be hydraulic flat tappet only. Stock lifter bore maximum lift 450 at the valve. Stock type rockers. Ratio 10.2.1.

HEADS: Cylinder heads must be O.E.M. castings straight plug. World Product head #4361 will be allowed. Maximum valve size 1.94 intake/1.6 exhaust. Vortec allowed. 906-062 casting numbers only. Intake may be stock O.E.M. cast iron two barrel, emissions type aluminum quadrajet, or 2101 & 2116 Edelbrock Intake.

CARBURETORS: Will be stock Holley #4412. Only modifications are the removal of choke plate assembly, jet change, power valve change, and accelerator pump change. No adjustable or changeable air bleeds. MUST PASS TECH TOOLS. 

To discourage the use of specialty carburetors, the track has the right to swap carburetor at any time.

Must use MR gasket #1929 or #1937. No exceptions. Rochester must not use more then ½” gasket.

IGNITION: Stock O.E.M. only.

FUEL CELLS: Maybe mounted through trunk floor. Securely fastened to car. Fuel cell minimum ride height 12” from ground.

EXHAUST: O.E.M. log type cast iron manifolds. Racing mufflers mandatory. Exhaust must exit under car pointed toward track. If the track deemed you race car to be to loud, you will be required to run track muffler. Down and Under headers allowed with 50lb penalty. Tube type O.E.M header allowed with 50lb penalty. Maximum tube diameter 1 ½”.

BUMPERS: Must remain stock appearing. Aftermarket bumper covers allowed for year, make, and model. Malibu may use Monte Carlo SS front and rear bumper covers. 90 and newer Thunderbirds may use 85 Thunderbird nose and rear bumper covers.

GLASS: All window glass(except for windshield) must be removed. All broken glass must be removed from the car before it will be allowed to compete.

TRANSMISSION: All forward gears must work. Two speed power glide, three speed turbo, and three speed standard steel case transmissions are allowed. Stock torque converters only. Three speed must run 15 lb. steel flywheel, steel pressure plate, and stock disc. 1” inspection hole mandatory.

REAR END:  Locked rear ends allowed. Maximum rear gear 3.73.  No cambered rear ends.

Rear end with non-racing axles must run Unity Raceway approved tire catcher.

RADIATORS:  No ANTI-FREEZE ALLOWED. Water and Keep Kool only. All cars must have an overflow jug in working order.

BATTERY:  Battery may be removed behind the driver’s seat.

BRAKES:  All cars must have four wheel brakes in working condition. No Aluminum calipers.

The tech committee reserves the right to add weight at their discretion for each item not meeting specifications.

Any alteration to any part of the car not specifically covered in these rules must be cleared with the technical inspector or it will be considered illegal.

Any specification not covered by these rules may be decided upon by tech management and made a rule for the rest of the season.

If it cost more than $100.00, you must have it approved first.

IF IT DOESN’T SAY YOU CAN DO IT, YOU CAN’T.