Hobby

General Rules Super Late Model Late Model Sportsman Mini Stock Pure Street Stock

HOBBY DIVISION

BODIES

MUST BE AMERICAN O.E.M. STOCK APPEARING. AFTER-MARKET STOCK APPEARING FIBERGLAS OR ALUMINUM BODIES PERMITTED. NOSE PANEL AND BUMPER COVERS MUST MATCH BODY BEING USED (FORD / FORD) CHEVY / CHEVY MOPAR / MOPAR) MUST USE O.E.M. STOCK STEEL ROOF OR FIBERGLASS ROOFS WITH 20 GAUGE STEEL WELDED TO TOP OF ROLL CAGE. ALL HOLES IN BODY AND FLOOR PAN MUST BE COVERED. REAR SPOILER 6” MAX HEIGHT NO WIDER THAN BODY. ALL BODIES MUST MEET TRACK APPROVAL

ENGINES

SAME AS SPORTSMAN

HEADS

MUST BE O.E.M. STEEL HEADS OR DART S.R. (NO SPORTSMAN, WINDSOR OR W-2 HEADS ALLOWED) MAX. INTAKE VALVE SIZE 1.94 MAX. EXHAUST VALVE SIZE 1.50

(FORD OR DART SR 1.60 EXHAUST ONLY) NO PORTING NO POLISHING NO GRINDING IN ANY BREATHING AREA OF THE HEAD OTHER THAN 3 ANGLE VALVE JOB. A BOWL CUT MAY BEMADE TO NARROW THE 3RD ANGLE ON VALVE JOB BUT MAY

NOT EXCEED 75 DEGREES

PISTONS INTAKE

SAME AS SPORTSMAN

CARBURETORS

ANY FOUR BARREL WITH THROTTLE BORE NO LARGER THAN 1 11/16

FUEL AND FUEL CELL

RACING GAS ONLY NO ADDITIVES ALLOWED / FUEL CELL MANDATORY / NO ELECTRIC FUEL PUMPS

IGNITION SYSTEMS

O.E.M. ELECTRONICS OR POINTS TYPE IGNITION PERMITTED / EXTERNAL AFTER-MARKET COILS O.K. NO M.S.D. OR CAPTIVE DISCHARGE SYSTEMS

BRAKES

MUST BE O.E.M. COMPONENTS / NO AFTER-MARKET HUBS, ROTORS, CALIPERS. AFTER-MARKET MASTER CYLINDERS PERMITTED

WHEELBASE

MINIMUM 104 INCHES / ENGINE MUST BE LOCATED SO THAT NUMBER (1) SPARK PLUG IS NO FURTHER TO THE REAR THAN THE UPPER BALL JOINT

REARENDS

MUST BE O.E.M. STOCK REARENDS (9” FORD PERMITTED) NO BIRD CAGES OF ANY TYPE PERMITTED MULTI-LEAF SPRINGS AND FACTORY TRAILING ARM FRAMES PERMITTED. LEAFS OR COILS ONLY MAY BE PLACED UNDER FACTORY TRAILING ARM FRAMES. ALL COIL SPRINGS MUST BE MIN. 5 INCH IN DIAMETER NO COILOVERS OR COILOVER ELIMINATORS ALLOWED

FLYWHEEL

ANY O.E.M. STEEL FLYWHEEL ALLOWED / NO RAM COUPLERS ALLOWED / NO MULTI-DISC CLUTCHES ALLOWED / NO DIRECT DRIVES ALLOWED / O.E.M. TRANSMISSIONS ONLY / AUTO-MATIC TRANSMISSIONS MUST RUN FULL FACTORY O.E.M. FLYWHEEL AND TORQUE CONVERTER (NO EXCEPTIONS) BLOW PROOF BELL HOUSING MUST BE USED WITH MANUAL TRANSMISSIONS AUTOMATICS MUST BOLT STEEL-PLACE OVER TRANSMISSION TUNNEL

SUSPENSION

FRAME OR FRONT CLIP MUST BE FACTORY O.E.M. / FRONT WEIGHT 2800 LBS. ANY TIMEFRAME SECTION MUST BE FULL CLIP EXTENDING TO THE FIREWALL / REAR SECTIONS MAY BE FABRICATED FROM SQUARE TUBING TUBULAR UPPER A-ARMS PERMITTED / O.E.M. STEERING COMPONENTS ALLOWED / MANUAL RACK AND PINIONS PERMITTED / TRACK AP-PROVED TORQUE DEVICES PERMITTED (NO 5TH COIL)

WHEELS

ANY STEELWHEEL ALLOWED WITH 12” MAX. WIDTH / STEEL BEADLOCK ALLOWED ON RIGHT REAR ONLY

TIRES

N.G.S. TRACK TIRE. HOOSIER D-55 SPEC NO SOFTENER ALLOWED / MUST CHECK MINIMUM 52 ANY TIME BY TRACK DUROMETER