RULES

REVISED 1/22/2025

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R​DRIVERS: 

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ANY DRIVER UNDER (18) YEARS OLD MUST HAVE THE OFFICIALS' APPROVAL AND PARENTS' CONSENT FORM FILLED OUT PRIOR TO GOING ON TRACK.

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DRIVERS MAY HAVE EXPERIENCE FROM ANY OTHER LEVEL OF RACING AND STILL BE ALLOWED TO PARTICIPATE. 

 

COMPETING MODELS:

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ANY 1960 AND LATER MODEL WITH A MAXIMUM WHEELBASE LENGTH OF 102 INCHES FOR RWD. 

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NO 2 SEATERS, NO CONVERTIBLES, NO AWD, NO FWD.

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PEREMITER-BUILT TUBE CARS ALLOWED, NO OFF-SET CHASSIS.

 

CHASSIS AND ROLLCAGE:

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*THE TECH PERSON WILL HAVE THE AUTHORITY TO DISALLOW ANY CAR WITH COMPROMISED STRUCTURAL INTEGRITY OR PROTRUDING PARTS THAT MAY BE DANGEROUS TO A COMPETITOR.*

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ANY CHASSIS USED MUST HAVE COME WITH A 4-CYLINDER ENGINE OPTION.

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COMPLETE 6-POINT CENTER SECTION AND REAR DOWN BARS MUST BE 1-1/2 INCHES MINIMUM DIAMETER AND .090 WALL THICKNESS MINIMUM. NO EXHAUST TUBING OR CRIMPED EXHAUST PIPE BENDS IN THE MAIN CAGE.

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MAIN 4 POINTS OF THE ROLL CAGE MUST BE WELDED TO THE FRAME RAIL OR ROCKER PANEL. IF WELDED TO FLOORBOARD, IT MUST BE WELDED ONTO A 6 X 6 METAL PATCH AND MUST BE LOCATED NO MORE THAN 6 INCHES FROM THE FACTORY ROCKER PANEL. 

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OFFSET ROLL CAGES AND HALO BARS ARE ALLOWED AT TECH DISCRETION. MAY RESULT IN WEIGHT PENALTIES.

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MINIMUM OF 4 DOOR BARS ON DRIVER SIDE, WITH 1/8 METAL PLATE WELDED TO OUTSIDE OF ROLL BARS.

 

MINIMUM OF 3 DOOR BARS ON THE PASSENGER SIDE. 

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ALL PERIMETER BARS AND BUMPER BARS MUST BE SHAPED WITH SAFE AND REASONABLY ROUNDED ENDS TO ELIMINATE PUNCTURING OTHER DRIVERS DOORS, TIRES, FUEL CELLS, ETC. NO PUSH BARS OUTSIDE OF THE FRONT BUMPER COVER. 

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ALL BARS WITHIN DRIVERS' REACH MUST BE PADDED. 

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ALL CHASSIS SUSPENSION MOUNTING POINTS MUST BE IN STOCK OEM LOCATION. NO EXCEPTIONS.

ALL LEFT TO RIGHT, HEIGHT, AND "X" MEASUREMENTS MUST BE WITHIN 1/4 INCH OF FACTORY. 

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ROCKER PANELS MAY BE REMOVED AND REPLACED WITH TUBING PROVIDED THE FRONT AND BACK OF THE TUBING ARE SEALED. 

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ALL FRAMES MUST BE STOCK. UNIBODY FRAMES MAY BE TIED TOGETHER END-TO-END HALFWAY MAX ON FRAME RAILS. 

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FRONT FIREWALL, FLOORBOARD, AND ALL SUSPENSION POINTS MUST REMAIN IN THE FACTORY LOCATION. NO MODIFYING FOR ANY REASON. IF THE FLOORBOARD HAS RUSTED OR BROKEN, YOU MAY PATCH WELD BUT DO NOT REMOVE AND REPLACE. 

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MUST HAVE FULL FRONT AND REAR FIREWALLS WITH NO HOLES, COMPLETELY SEALED. 22 GAUGE STEEL MINIMUM FOR PATCHED SECTIONS. NO COMBUSTIBLE MATERIAL ALLOWED TO FILL HOLES. 

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MUST HAVE FACTORY FLOOR PAN FROM FRONT FIREWALL VERTICAL SECTION ABOVE TRANSMISSION TUNNEL 

BEHIND THE MOTOR TO FRONT MOUNT FOR BACK SEAT. 

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INNER STRUCTURES OF FENDERS, WHEEL WELLS, STRUT TOWERS, AND TRUNK FLOOR MAY BE REMOVED.

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FRAME MAY BE NOTCHED FOR OIL FILTER OR FUEL PUMP CLEARANCE.

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ALL THE RULES ABOVE FOR FLOOR PAN CAR, TUBE CARS DIFFER FROM THOSE DUE TO BEING CUSTOM BUILT STILL MUST RUN 4” RIDE HEIGHT AND MATCHING WHEELBASE NO MORE THAN 102”

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SUSPENSION: 

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STOCK OEM-STYLE SUSPENSION THAT CAME ON YOUR CAR. 

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TUBE CARS DO NOT HAVE STOCK SUSPENSION.

 

TUBULAR FRONT CONTROL ARMS. 

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FRONT CONTROL ARMS MAY BE INTERCHANGED WITHIN THE SAME MAKE AS LONG AS BOTH SIDES ARE THE SAME LENGTH. 

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MAY NOT LENGTHEN OR SHORTEN LOWER CONTROL ARMS ON ANY MAKE.

 

STOCK STYLE UPPER CONTROL ARMS MAY BE ADJUSTABLE FOR CAMBER/CASTER ADJUSTMENT ONLY. 

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PINTO MAY NOTCH FRAME AND SPACE UPPER FACTORY CONTROL ARM OR USE AFTERMARKET UPPER IN FACTORY LOCATION. 

 

​ANY BUSHING ALLOWED.

 

MUST MEET TRACKING WIDTH RULE OF 75". MEASURED FROM THE OUTSIDE EDGE OF THE TIRE TO OUTSIDE EDGE OF TIRE. 

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MAY USE ANY TYPE OR ARRANGEMENT OF SPACERS WITH A MAX WIDTH OF 1 INCH PER WHEEL TO MEET TRACK WIDTH. 

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WHEELBASE MUST BE WITHIN +/- 1" OF STOCK FACTORY LENGTH FOR CAR MODEL CLAIMED. LEFT AND RIGHT SIDE OF CAR MUST BE WITHIN 1" OF LENGTH OF EACH OTHER. 

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STRUT RODS ON LOWER CONTROL ARMS SUCH AS PINTO AND TOYOTA MAY BE ADJUSTABLE IN LENGTH BUT RETAIN STOCK MOUNTING POINTS.

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OEM OR DIRECT FIT AFTERMARKET SWAY BARS ONLY. NO SPLINED TYPE. 1 5/16 INCH OR 33MM MAXIMUM DIAMETER. 

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TUBE CHASSIS MAY HAVE SPLINED SWAY BAR SET UP DUE TO THE WAY THEY WERE ORIGINALLY BUILT

MOUNTING OPTIONAL. END LINK DESIGN OPTIONAL. MAY BE ADJUSTABLE ON BOTH ENDS.

FLOOR PAN CARS WITH TUBE FRONT CLIP CAN RUN SPLINED SWAYBAR.

 

HEIM JOINTS ARE ALLOWED ON THE SWAY BAR AND IN PLACE OF TIE RODS FOR BUMP STEER CORRECTION.

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ANY UPPER STRUT PLATE/CONNECTION MAY BE USED IN PLACE OF STRUT TOWER. 

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LEMANS BAR BETWEEN STRUT TOWERS ALLOWED.

 

ANY FRONT CASTER/CAMBER SETTINGS ALLOWED. 

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ADJUSTABLE REAR SHACKLES AND SLIDER BLOCKS ALLOWED ON LEAF SPRING CARS. 

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FRONT EYE OF LEAF SPRING MUST REMAIN IN STOCK LOCATION. 

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REAR PANHARD BARS ALLOWED ONLY ON CARS THAT CAME STOCK WITH THEM . IT MAY BE ADJUSTABLE FROM UNDER THE CAR ONLY AND WITH A POSITIVE BOLT PATTERN. (NO SCREW JACK) 

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AFTERMARKET UPPER AND LOWER TRAILING ARMS FOR THE REAR ARE ALLOWED. 

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REAR LOWER TRAILING ARMS MUST BE FACTORY LENGTH.

 

SOLID ENGINE AND TRANSMISSION MOUNTS ALLOWED. 

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SPINDLES AND ROTORS MUST BE OEM STYLE OR STOCK STYLE APPEARING BUT MAY BE INTERCHANGED WITHIN DIFFERENT YEAR MODELS OR VERSIONS OF YOUR SAME CHASSIS. 1 AFTERMARKET CALIPER ALLOWED IN PLACE OF OEM CALIPER. 

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NO JIG BUILT SPINDLES.

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DRUM BRAKES MAY BE INTERCHANGED WITH DISC BRAKES. 

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BRAKE ADJUSTERS, FLOW CONTROL, AND METERING VALVES ARE ALLOWED BUT MUST BE OUT OF REACH OF THE DRIVER AND CAN NOT BE USED DURING RACE. 

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SINGLE OR DOUBLE MASTER CYLINDERS ALLOWED. AFTERMARKET PEDALS ARE ALLOWED AND MAY BE RELOCATED. 

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STEERING BOX AND RACK MAY BE INTERCHANGED AMONG THE SAME MAKE. 

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AFTERMARKET POWER STEERING PUMP ALLOWED.

 

BRAKE AIR DUCTS ALLOWED. MUST BE DIRECTED TOWARD THE ROTOR/ CALIPER AND NOT INTO THE ENGINE COMPARTMENT. 

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BRAKE HATS ALLOWED. 

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DRILLING OF ROTOR FOR COOLING ALLOWED. 

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STEERING QUICKENER ALLOWED.

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QUICK-RELEASE STEERING WHEEL HIGHLY RECOMMENDED. NO ALUMINUM STEERING WHEELS.

 

BODIES: 

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ANY STOCK OR AFTERMARKET BODY, INCLUDING STRAIGHT-SIDED DIRT, FIBERGLASS, ALUMINUM, OR STEEL ALLOWED. OPEN WHEEL TYPE MUST SUBMIT PHOTOS FOR APPROVAL AND WILL BE ALLOWED FOR ONE RACE MAXIMUM IF APPROVED. 

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FULL WINDSHIELD REQUIRED. REAR SIDE AND REAR ARE OPTIONAL. THE SIDE VENT WINDOW ALLOWED NO MORE THAN 1/3 OF THE TOTAL OPENING OF THE WINDSHIELD, MUST BE LEXAN OR SAFETY GLASS LAMINATED. NO PLEXIGLASS. 

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TWO VERTICAL BRACES AT LEAST 1" WIDE X 1/8" THICK ARE REQUIRED ON THE WINDSHIELD. 

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SIDE VIEW AND REAR-VIEW MIRRORS ALLOWED. 

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SIDE VENT FOR DRIVER COOLING ALLOWED. 

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ROOF ESCAPE FLAPS  REQUIRED BY BOWMAN GREY ARE ALLOWED. 

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ALL DOORS MUST BE BOLTED, WELDED, OR RIVETED SHUT. 

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ALL HOODS MUST BE SEALED TO THE FENDERS, COWL, OR WINDSHIELD WITH NO MORE THAN 1/2 "GAP. 

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NO HOOD SCOOPS, HOLES IN THE HOOD, OR ANYTHING ELSE FUNNELING AIR TO THE FILTER/INTAKE. 

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AT LEAST 4 POSITIVE FASTENERS MUST BE USED TO HOLD HOOD AND TRUNK. OEM OR FABRICATED HINGES MAY ACCOUNT FOR 2 OF THESE 4 TOTAL. 

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REAR SPOILERS WILL BE A MAXIMUM OF 5" TALL AND 54" WIDE. 

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SPOILERS MUST BE MOUNTED AT THE BACK OF THE TRUNK AREA NEAR THE TAIL SECTION. 

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ROOF SPOILERS MAY BE NO TALLER THAN 1.5" AND MUST BE WITHIN THE FRONT AND REAR OPENINGS OF THE ROOF. 

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SHOCK, SPRINGS, AND STRUTS: 

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1 STEEL BODIED SHOCK OR STRUT PER WHEEL. AT LEAST ONE END MUST BE MOUNTED IN THE FACTORY LOCATION. 

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AFTERMARKET RACING SHOCKS ALLOWED. HEIM JOINT ENDS ALLOWED. 

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NO ALUMINUM BODIED SHOCKS ALLOWED. 

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NO REVALVEABLE OR SHRADER VALVE TYPE WITH EXTERNAL RESERVOIR ALLOWED. 

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STRUT TYPE CAN BE ADJUSTABLE. STEEL NON-REBUILDABLE

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REAR SHOCK NONE ADJUSTABLE.STEEL NON-REBUILDABLE

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REPLACEABLE CARTRIDGE STYLE ONLY IF AVAILABLE FROM FACTORY (MUST BE REMOVABLE FOR INSPECTION). 

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ANY AFTERMARKET COIL SPRING ALLOWED. RATES OPTIONAL. SPRING DIMENSIONS ARE OPTIONAL, INCLUDING COILOVERS.

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AT LEAST ONE END OF THE SPRING MUST BE IN THE OEM LOCATION. 

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NO BUMP STOPS, BUMP SPRINGS, OR TRAVEL LIMITING OF ANY KIND. COILOVERS ALLOWED ON TUBE CARS OR FLOOR PAN CARS, MUST BE STEEL AND NON-REBUILDABLE OR ADJUSTABLE. 

 

ENGINE LOCATION AND TYPES: 

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ENGINE MUST BE INSTALLED IN THE STOCK LOCATION. THERE IS TO BE NO LESS THAN 1/2 "BETWEEN THE BACK SECTION OF THE CYLINDER HEAD AND THE VERTICAL PLANE OF THE STOCK FIREWALL. NO BEATING THE FIREWALL BACK AT THIS LOCATION. 

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ALL ENGINES MUST USE STOCK OEM PARTS WITH THE ONLY EXCEPTIONS STATED HERE. (SEE ENGINE RULES) 

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4 CYLINDER PISTON ENGINES ONLY. NO ROTARY ENGINES. YOU MAY INTERCHANGE ENGINES AND CHASSIS.

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NO TURBOCHARGERS OR SUPERCHARGERS. 

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TRANSMISSION, FLYWHEELS, AND CLUTCHES: 

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MANUAL TRANSMISSIONS ALLOWED. ALL GEARS MUST FUNCTION FROM THE DRIVER COMPARTMENT. 

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MANUAL ALL GEARS MUST BE FUNCTIONAL FROM DRIVER COMPARTMENT. (3), (4), (5), OR (6) SPEED TRANSMISSIONS.

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ANY TYPE OF FLYWHEEL AND PRESSURE PLATE COMBINATION WITH A MINIMUM WEIGHT OF 19 LBS. WEIGHT WILL INCLUDE FLYWHEEL, CLUTCH DISC, PRESSURE PLATE, AND BOLTS. MAY WEIGHT LESS THAN 19 LBS. WITH A 75 LB. PENALTY TO RIGHT SIDE OF CAR. MUST BE DECLARED IN ADVANCE AND VERIFIED BY TECH OFFICIAL. 

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REINFORCEMENT IN THE AREA OF FLOORBOARD FOR SAFETY IS REQUIRED. 

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NO AFTERMARKET TRANSMISSION. MUST BE FACTORY STANDARD PRODUCTION ONLY. NO LIGHTENING OF INTERNAL ROTATING COMPONENTS. 

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DRIVESHAFTS: 

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STANDARD 1 OR 2 PIECE, MINIMUM DIAMETER OF 2 ". STEEL ONLY. 

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MUST BE PAINTED WHITE WITH CAR NUMBER ON IT. 

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DRIVE SHAFT SAFETY LOOPS FRONT AND REAR MANDATORY. 

 

REAR ENDS:

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ANY CAR OR TRUCK REAR END. INTERCHANGING ALLOWED WITHIN THE SAME MAKE.

 

MOUNTS ON INTERCHANGED REAR-ENDS MUST MATCH THE STOCK REAR END TO EXACT OEM MEASUREMENTS. 

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9 "FORD REAR ENDS ARE ALLOWED. 

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ANY DIFFERENTIAL: OPEN, WELDED, FULL SPOOL, MINI SPOOL, LOCKER, LIMITED SLIP, OR HELICAL GEAR TYPES ALLOWED. 

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QUICK CHANGE REAR ENDS ALLOWED. MUST RUN SAME GEAR AS QUALIFYING.

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ANY GEAR RATIO ALLOWED. 

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+ OR - 0.5 DEG REAR CAMBER ON ALL CARS.

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ANY AFTERMARKET AXLE ALLOWED. 

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ENGINES: 

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NO 2.5, NO STROKER, NO HONDA JOURNAL, NO FUEL INJECTION, NO DURATECH

 

BLOCK: 

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MUST BE STOCK OEM PRODUCTION. NO AFTERMARKET BLOCKS. 

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BLOCK MUST MATCH DECLARED ENGINE MODEL.

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NO BLOCK IS TO BE COATED, POLISHED, OR ANY MACHINE WORK EXCEPT WHAT IS LISTED HERE.

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NO MACHINING TO BLOCK FOR AFTERMARKET ROD CLEARANCE. 

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BLOCKS CAN NOT BE OFFSET BORED BUT MAY BE SLEEVED WITH ORIGINAL BORE CENTERLINE. 

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STOCK OEM-TYPE ROD, CAMSHAFT, AND CRANKSHAFT BEARINGS. 

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NO MAXIMUM OVERBORE. 

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BLOCKS MAY BE DEBURRED BUT CAN NOT WEIGH BELOW FACTORY LB/CC. 

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AFTERMARKET PULLEYS AND WATER PUMP ALLOWED. 

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CRANKCASE EVACUATION SYSTEM TO HEADER ALLOWED. 

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AFTERMARKET OIL PAN ALLOWED. 

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CRANKSHAFTS: 

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MUST BE STOCK OEM CAST OR STEEL, NO AFTERMARKET SUCH AS SCAT, LUNATI, ETC. ALLOWED. 

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CRANKSHAFT MUST MATCH DECLARED ENGINE MODEL 

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STOCK OEM STROKE OF CRANKSHAFT BEING USED MUST BE MAINTAINED WITHIN +/-.010" 

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NO LIGHTNING OR KNIFE EDGING OF THROWS OR COUNTERWEIGHTS. 

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MAY POLISH BETWEEN #4 ROD JOURNAL AND #5 MAIN JOURNAL SURFACE AREAS FOR THE PURPOSE OF IDENTIFYING. CRACKS MORE EASILY AND ELIMINATING SURFACE STRESS RISERS, NOT TO LIGHTEN. 

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ENGINE BALANCING ALLOWED. MUST BE DONE IN STANDARD PRODUCTION MANNER. 

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STUD GIRDLE KIT ALLOWED ON MAIN BEARINGS. 

 

*CC MUST BE POSTED ON THE HOOD AND MUST BE CORRECT FOR YOUR BORE. ENGINES WILL BE P&G TESTED.*

 

CONNECTING RODS: 

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ANY STEEL AFTERMARKET OR FACTORY ROD ALLOWED. 

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MAXIMUM LENGTH IS 5.7 INCHES 

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MAY POLISH STOCK OEM RODS 

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NO HOLLOW AFTERMARKET RODS 

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TOYOTAS MAY USE H-BEAM RODS IF NO BLOCK MACHINING IS NEEDED 

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MINIMUM 2.0" DIAMETER ROD JOURNAL 

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ANY ROD BOLT ALLOWED 

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PISTONS AND RINGS: 

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ANY FLAT TOP PISTON WITH 3 RING GLANDS ALL 3 RINGS MUST BE RAN.

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MUST HAVE ZERO DECK HEIGHT 

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GAS PORTING IN RING GLANDS ONLY. 

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ANY STEEL WRISTPIN ALLOWED. NO TITANIUM PINS.

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ANY OEM DOME PISTON ENGINE MAY RUN ANY DOME PISTON. THE FLAT PART OF THE DOME PISTON MAY EXTEND 0.010 "ABOVE DECK HEIGHT. 

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ANY STYLE RINGS ALLOWED. MINIMUM 3 RINGS PER PISTON 

 

BEARINGS, FASTENERS, AND GASKETS:

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ALL ENGINE BEARINGS MUST BE STOCK OEM-TYPE SLEEVE BEARING. NO ROLLER BEARINGS ALLOWED. 

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NO TITANIUM FASTENERS ALLOWED. ANY OTHER FASTENER ALLOWED. 

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HEAD AND MAIN BEARING STUDS ALLOWED. 

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ANY BRAND GASKETS ALLOWED. NO O-RING STYLE SEALING ALLOWED IN PLACE OF THE HEAD GASKET.

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CYLINDER HEAD: 

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MUST BE STOCK OEM CASTING. NO AFTERMARKET HEADS ALLOWED.

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HEADS MAY BE INTERCHANGED ON BLOCKS WITHIN THE SAME MAKE ONLY IN DIRECT FIT APPLICATIONS. 

CROSS BREEDING WITHIN THE SAME MAKE IS ALLOWED ON CARBURETED ENGINES ONLY. (EX: 2300 HEAD ALLOWED ON 2000 BLOCK)

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ANGLE MILLING ALLOWED.

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TWO VALVES PER CYLINDER MAXIMUM ON CARBURETED ENGINES.

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STAINLESS STEEL OEM CONFIGURATION VALVES AND SWIRL TYPE ALLOWED.

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VALVE STEMS MAY NOT BE SMALLER DIAMETER THAN STOCK FOR THE HEAD BEING USED.

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NO TITANIUM VALVES. NO 7MM VALVES.

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VALVES MAY BE BACKCUT 30 DEGREES MAXIMUM.

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VALVE STEMS MAY NOT BE CANTED IN HEAD.

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NO INTERIOR DE-BURRING, POLISHING, EXTRUDE HONING, OR ACID PORTING ALLOWED. 

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PORTS MUST BE STOCK AS CAST FROM OEM.

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LIFTER BORE MAY BE MACHINED FOR SOLID ADJUSTERS.

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VALVES MUST RETAIN STOCK DIAMETER HEAD.

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ANY STEEL OR STAINLESS-STEEL RETAINER/KEEPER/ SHIMS ALLOWED. ANY TYPE OF VALVE JOB ALLOWED. VALVE ANGLE JOBS OPTIONAL.

 

ANY VALVE SPRING COMBINATION OR DESIGN.

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REINFORCEMENT ON CAM BOSS ALLOWED. 

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LATE MODEL STOCK STYLE BOWL CUT ALLOWED. 1 ANGLE UNDER THE SEAT, 1 INCH MAXIMUM DEPTH OF CUT.

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NO BLENDING OF BOWL CUT TO PORTS OR ROUNDING EDGES THAT BOWL CUT CREATES. 

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NO ROLLER CAM FOLLOWERS ALLOWED EXCEPT ON GM 151 ENGINES.

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CAM BUTTON ALLOWED.

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CAMSHAFTS: 

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ANY AFTERMARKET HYDRAULIC OR SOLID CAM ALLOWED. CAM LIFT OPTIONAL WITHOUT ANY PENALTY. 

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ADJUSTABLE CAM GEAR ALLOWED.

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STOCK OEM STEEL OR DOUBLE ROLLER TIMING CHAIN AND GEARS WITH HEX ADJUSTMENT ALLOWED. 

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ANTI-PUMP UP HYDRAULIC LIFTERS ALLOWED. SOLID ADJUSTERS ALLOWED.

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NO LIGHTWEIGHT PUSHROD.

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ONLY STOCK OEM ROCKER ARMS AND LIFTERS THAT WERE FACTORY OEM IN THE HEAD BEING USED.

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CAN RUN PADDED FOLLOWERS.

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OIL RETURN SCREENS ALLOWED.

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LIFTER VALLEY BAFFLES ARE ALLOWED.

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LIFTERS MUST BE STOCK SIZE FOR HEAD BEING USED.

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ROLLER ROCKER ARMS ALLOWED ON GM ENGINES WITH FACTORY ROLLER ROCKERS. 

 

INTAKES: 

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FORD ARGENTINA INTAKE ALLOWED. 

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STOCK OEM FACTORY INTAKES WITH FACTORY PART NUMBER.

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FUEL INJECTION INTAKE ALLOWED.

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HIGH-PERFORMANCE AFTERMARKET INTAKE MANIFOLDS ALLOWED.

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NO PORTING, POLISHING, COATING, DIPPING, PORT MATCHING, ETC. 

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INTAKE MAY ONLY BE MODIFIED TO ACCEPT CARBURETORS. NO OTHER MODIFICATIONS ALLOWED.

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CARBURETOR ADAPTER PLATE MUST NOT PROTRUDE DOWN INTO PLENUM.

 

CARBURETORS, SPACERS, AND ADAPTERS:

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BUILT HOLLEY 350 CFM. WILL BE CHECKED WITH A NO GO GAUGE. NO 500 CFM CARBS ALLOWED. 

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CHOKE HARDWARE MAY BE REMOVED. 

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CHOKE HORNS MUST REMAIN ON THE CARBURETOR, NO EXCEPTIONS.

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ALL VACUUM PORTS MUST BE PLUGGED.

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2 GASKETS @.065 MAXIMUM ALLOWED. MAY RUN MORE THAN 2 GASKETS IF IT HAS 2 PLATES (MEANING ADAPTOR AND SPACER PLATE NO SUCKING AIR PERMITTED).

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ANY CARBURETOR ADAPTER OR SPACER, 2-INCH-THICK MAXIMUM.

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2 CIRCULAR HOLES, 1 OVAL HOLE, BEVELED AND/OR TAPERED ALLOWED. SUPER SUCKER PLATES ARE ALLOWED.

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NO MODIFICATION TO CARBURETOR FOR MOUNTING. 

 

AIR CLEANER: 

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ALL CARS MUST HAVE A METAL AIR CLEANER HOUSING.

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AFTERMARKET AIR CLEANER UP TO 14 INCHES IN DIAMETER X 5 INCHES TALL MAXIMUM ALLOWED.

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PAPER ELEMENT OR K&N TYPE ALLOWED.

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NO FUNNELING OF ANY AIR TO THE AIR CLEANER OR CARBURETOR. 

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BASE OF THE AIR CLEANER MUST BE BELOW THE CHOKE HORN.

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NO CARBURETOR HATS, BAFFLES, ETC. 

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TOP AND BOTTOM OF AIR CLEANER HOUSING MUST BE THE SAME SIZE.

 

FUEL & FUEL SYSTEM: 

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TRACK FUEL OR PUMP GAS ALLOWED. MUST DECLARE FUEL TYPE PRIOR TO QUALIFYING. NO E85. 

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NO ADDITIVES.

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NO FUEL COOLING DEVICES.

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12 GALLON FUEL CELL MAXIMUM.

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FUEL CELL MUST BE MOUNTED IN A CAN MADE OF AT LEAST 22 GAUGE STEEL. 

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FUEL CELL MUST BE MOUNTED IN THE CENTER OF THE TRUNK AREA BETWEEN THE FRAME RAILS. NO MORE THAN 2" DEVIATION FROM THE CENTER OF THE REAR OF THE TREAD WIDTH. 

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FUEL CELL MUST BE PROTECTED WITH A SUFFICIENT AMOUNT OF STRUCTURE, INCLUDING A BAR BELOW AND TO THE REAR OF THE CAN. 

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FUEL CELL VENTING HIGH AND TO THE DRIVERS SIDE RECOMMENDED.

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MAY RUN HIGH-PERFORMANCE MECHANICAL FUEL PUMP OR ELECTRIC. IF ELECTRIC PUMP IS USED, YOU MUST HAVE ROLL OVER VALVE AND SAFETY SWITCH. THIS MUST BE APPROVED BY TECH PERSON. 

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FUEL WILL BE CHECKED RANDOMLY.

 

ELECTRICAL SYSTEMS: 

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BATTERY MUST BE SECURELY MOUNTED AND ENCLOSED TO GUARD THE DRIVER FROM SPILLS OR EXPLOSIONS.

 

BATTERIES MUST BE MOUNTED IN THE TRUNK OR THROUGH THE FLOORBOARD BUT NO LOWER THAN FRAME RAILS OR IN FRONT LIKE A LATE MODEL.

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ONLY ONE BATTERY IS ALLOWED IN CAR.

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ONLY 12 VOLT ELECTRICAL SYSTEM ALLOWED.

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STANDARD OR ELECTRONIC DISTRIBUTOR MAY BE MODIFIED FOR RELIABILITY ONLY.

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STOCK TYPE COILS ONLY.

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MSD, ACCELL, MALLORY, ETC. INTERNAL PARTS, COILS, OR MODULES ARE ALLOWED, STOCK TYPE ONLY.

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NO MAGNETOS.

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NO MULTI-SPARK DISCHARGE BOXES (MSD) ALLOWED.

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POINTS TYPE ALLOWED.

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NO FULL AFTERMARKET DISTRIBUTOR ALLOWED.

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NO ADJUSTABLE TIMING CONTROLS.

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NO TRACTION CONTROL DEVICES.

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ALL WIRING IN THE CAR MUST BE SECURELY INSULATED AND FASTENED.

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ANY SPARK PLUG WIRES ALLOWED.

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ANY SPARK PLUGS ALLOWED.

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NO DUAL POINT DISTRIBUTORS ALLOWED.

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MELS DISTRIBUTORS ALLOWED.

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MELS OR MSD TYPE REV LIMITERS ALLOWED (MUST BE MOUNTED IN PLAIN VIEW). 

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COOLING SYSTEM: 

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*NO ANTIFREEZE- $100.00 FINE FOR FIRST OFFENSE* 

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STOCK COOLING SYSTEM ONLY IN STOCK LOCATION.

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ANY RADIATOR ALLOWED.

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MAY USE WATER WETTER TYPE PRODUCTS.

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ELECTRIC FAN ALLOWED.

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OVERFLOW HOSE MUST BE ROUTED TO THE BASE OF THE WINDSHIELD ON THE PASSENGER SIDE TO ALERT THE DRIVER IN CASE OF OVERFLOW OR TO A SEALED CATCH CONTAINER IN THE TRUNK AREA. 

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FABRICATED MOUNTING FOR THE RADIATOR ALLOWED. MUST BE MOUNTED BETWEEN FRAME RAILS. 

 

EXHAUST SYSTEM: 

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ANY STOCK OR AFTERMARKET EXHAUST MANIFOLD OR HEADER ALLOWED.

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4-INTO-1 AND TRI-Y STYLE ALLOWED.

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EXHAUST PIPES MUST ROUTE OUTSIDE THE CAR, AND MAY NOT PROTUDE THE FOOTPRINT OF THE CAR.

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IT IS ACCEPTABLE TO EXIT OUT FENDER.

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NO EXPOSED PIPES IN THE DRIVERS AREA. 

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EXHAUST MAY RUN THROUGH THE INSIDE OF THE CAR IF TOTALLY BOXED, SEALED, AND APPROVED BY TECH PERSON.

 

NO TURNED DOWN PIPES.

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MUFFLERS ALLOWED.

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CRANKCASE TO EXHAUST EVACUATION SYSTEMS ARE ALLOWED. ONLY QUALITY CHECK VALVES WILL BE PERMITTED.

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OILING SYSTEM: 

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STOCK TYPE WET SUMP ONLY.

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EXTERNAL OIL FILTER AND COOLERS ALLOWED. MUST REMAIN UNDER THE HOOD WITH STEEL BRAIDED HOSE AND "AN" TYPE FITTINGS. NO RUBBER HOSE OR HOSE CLAMPS ALLOWED.

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NO DRY SUMP OR ACCU-SUMP SYSTEMS ALLOWED.

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ANY AFTERMARKET RACING OIL PAN ALLOWED.

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SCREEN KITS IN THE OIL RETURN SYSTEM ALLOWED.

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OIL PAN BAFFLES PREVENTING OIL FROM FLOWING AWAY FROM THE OIL PUMP PICKUP ALLOWED. 

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WINDAGE TRAYS ALLOWED.

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GROUND CLEARANCE:

 

ALL HEIGHTS ARE MEASURED WITH THE DRIVER IN CAR WITH RACE TRIM.

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RIDE HEIGHT MINIMUM OF 4 INCHES, MEASURED AT THE LOWEST PORTION. FRAME RAIL AND ROCKER COVERS MUST CLEAR WHEEL ROLLER. WE WILL MEASURE RIDE HEIGHTS AT THE ROCKER AND FRAME RAIL WITH THE DRIVER IN THE CAR, IF HITS YOU CAN BE DISQUALIFIED ANY VALANCE AREA IN FRONT OF THE FRONT TIRES WILL NOT BE CONSIDERED IN POST-RACE TECH. 

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FUEL CELL AND/OR FUEL CELL FRAME MINIMUM 8 INCHES FROM LOWEST POINT TO THE GROUND.

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OIL PAN MINIMUM TO THE GROUND IS 4 INCHES.

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WHEEL AND WHEEL SPACERS: 

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8-INCH MAXIMUM WIDTH WITH MINIMUM OF 2-INCH BACKSPACE EXCEPT TUBE CARS ARE ALLOWED  1” BACKSPACE TO GET TREAD WIDTH WIDE ENOUGH.

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STEEL WHEEL ONLY.

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ANY WHEEL STUD DIAMETER AND LENGTH ALLOWED.

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OFFSETS ON ALL 4 WHEELS DO NOT HAVE TO MATCH.

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NO PRESSURE RELIEF VALVES ALLOWED.

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NO WHEEL WEIGHTS ALLOWED.

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MAY USE ANY SIZE, TYPE, OR ARRANGEMENT OF WHEEL SPACERS TO MAKE RIDE WIDTH MAXIMUM.

 

WEIGHT:

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ALL WEIGHT AND WEIGHT PERCENTAGES ARE MEASURED WITH THE DRIVER IN THE CAR IN RACE TRIM.

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ADVERTISED ENGINE SIZE IN CC AND LEFT SIDE WEIGHT PERCENTAGE TO BE LOCATED ON THE HOOD, SO TECH PERSON CAN READ IT WHEN YOU ROLL ONTO THE SCALES. 

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35 LBS OF LEAD MAY BE ADDED TO THE CENTER OF THE FUEL CELL, OR 5 GALLONS OF FUEL ADDED FOR POST RACE WEIGHT IN. 

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MAXIMUM OF 35 LBS OR 5 GALLONS REGARDLESS OF FUEL CELL SIZE OR NUMBER OF LAPS RAN.

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ALL CARS WILL WEIGH 1 LB. PER CC AFTER RACE WITH A MINIMUM OF 2300 LBS OR 1 LB PER CC ON ENGINE BEING RUN MUST COUNT OVER BORE. 

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FORD 2300 HEAD ON 2000 BLOCK MUST WEIGH 2300 LBS. 

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FORD PINTO/RANGER 2000CC (SMALL VALVE) MUST WEIGH 2300 LBS.

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FORD PINTO/LIMA STYLE ENGINE WITH 1.50" INTAKE AND 1.75" EXHAUST VALVES MAY COMPETE AT 2300 LBS.

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MAXIMUM LEFT SIDE WEIGHT IS 55% OF THE TOTAL WEIGHT UNLESS TOLD TO BE LESS BY THE TECH PERSON.

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ALL LEAD MUST BE IN BLOCKS AND PAINTED WHITE WITH CAR NUMBER ON IT. ALL WEIGHT MUST BE SECURELY BOLTED WITH NYLON LOCK NUTS OR DOUBLE NUTS. 

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ANY CHASSIS DESIGN OR CAR MAKE THAT HAS AN OBVIOUS ADVANTAGE OVER ANY OTHER MAY BE SUBJECT TO 

WEIGHT PERCENTAGE AND WEIGHT ADDITIONS FOR THE SAKE OF CLOSE COMPETITION.

THIS WILL BE DETERMINED BY THE TECH PERSON. 

 

SAFETY:

 

FULL CONTAINMENT SEAT IS ADVISED, NO WEIGHT BRAKES FOR SEAT OR NECK BRACES.

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SEAT BELTS MUST NOT BE ANY OLDER THAN 5 YEARS BY THE DATE ON THE BELTS. 5-POINT HARNESS MINIMUM. IF NO DATE, THEN REPLACE. 

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HELMET SNELL SA-95 OR BETTER REQUIRED.

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FLAME RETARDANT DRIVING SUIT WITH MINIMUM SFI-1 RATING REQUIRED. SFI-5 HIGHLY RECOMMENDED. 

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FLAME-RETARDANT GLOVES AND SHOE HIGHLY RECOMMENDED. 

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NECK COLLAR OR HEAD & NECK DEVICE, HIGHLY RECOMMENDED. (EX: R3, HANS, HUTCHENS, ETC.) 

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ALUMINUM RACING SEATS ONLY. 

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APPROVED WINDOW NET REQUIRED. 

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2 1⁄2 LB FIRE EXTINGUISHER WITH A DIAL, MUST BE LOCATED WITHIN REACH OF THE DRIVER OR A SWITCH TO ACTIVATE A FIRE SUPPRESSION SYSTEM. 

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MASTER KILL SWITCH MUST BE MOUNTED WITHIN EASY ACCESS OF DRIVER AND ALSO SAFETY CREW MEMBERS 

FROM OUTSIDE OF THE CAR. 

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IF YOUR CAR WON'T PASS PRE-RACE SAFETY TECH YOU CAN'T PRACTICE OR RACE UNTIL IT IS CORRECTED.

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RADIOS ALLOWED - MUST HAVE A SPOTTER DURING RACE. 

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TRANSPONDER MANDATORY. MUST BE MOUNTED ON OR BEHIND THE REAR AXLE. 

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*TECH PERSON MUST APPROVE ALL RACE CARS TO COMPETE AND THEIR DECISIONS ARE FINAL.*

 

TIRES:

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TRACK TIRE HOOSIER 800 FIRST RACE YOU WILL BUY 4 TIRES FROM DRP AND MUST BE SCANNED AND RAN FOR THAT NIGHTS RACE. IF YOU MISS THE FIRST RACE WHEN YOU COME TO YOUR NEXT RACE AT FCR YOU WILL BUY 4 TIRES, BUT MUST RUN 25 LAPS UNDER FULL SPEED TO SCUFF. PLEASE CHECK TRACK TIRE RULES ON THE WEBSITE.

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TIRES MUST BE INSPECTED, APPROVED, AND MARKED PRIOR TO RACE TO BE ELIGIBLE FOR COMPETITION. 

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THE DRIVER IS RESPONSIBLE FOR COMPETING WITH THE CORRECT TIRES. 

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IF YOU DO NOT COMPETE ON TRACK TIRES, YOUR RESULT WILL BE TOTAL DQ, LOSS OF POINTS, MONEY, AND/OR FINES & SUSPENSIONS. 

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TIRES MAY BE BRANDED AND/OR MARKED INSIDE AND OUT.

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AT LEAST ONE OF THE RIGHT-SIDE TIRES OF THE TOP 3 FINISHERS MAY BE DISMOUNTED FOR POST-RACE INSPECTION.

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THE 4 TIRES YOU START THE RACE ON MUST BE USED FOR THE ENTIRE RACE UNLESS THERE IS OBVIOUS DAMAGE TO THE TIRE RENDERING IT UNSAFE. 

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YOU MAY MOVE THESE FOUR TIRES AROUND ON THE CAR DURING THE HALFWAY BREAK, BUT DO NOT CHANGE 

UNLESS APPROVED BY A RACE OFFICIAL. 

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NO TIRE SOAKING ALLOWED, TIRES WILL BE CHECKED WITH A DUROMETER GAUGE,  ALL TIRES WILL BE SCANNED BEFORE, AND AFTER RACES, IF ASKED BY TECH.

 

PROTEST PROCEDURE:

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1 - IF A RACECAR PASSES INITIAL INSPECTION, IT IS NOT AUTOMATICALLY DECLARED LEGAL IN POST-RACE INSPECTION. IF YOU SUSPECT ANY PART OF YOUR CAR IS NOT COVERED IN OUR RULES, DISCUSS THIS WITH THE TECH MAN BEFORE THE RACE. 

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2 - OUTSIDE OF THE NORMAL RANDOM CHECKS MADE BY THE TECH PERSON, A TEAM MAY PROTEST THE CAR THAT FINISHED DIRECTLY IN FRONT OF THEM ONLY. 

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3 - ONLY A CAR IN THE TOP 4 FINISHING SPOTS MAY BE PROTESTED.

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4 - A VERBAL PROTEST MUST BE MADE WITHIN 15 MINUTES AFTER THE END OF THE RACE OR BY THE TIME THE CAR BEING PROTESTED LEAVES THE SCALES. AFTER VERBALLY ANNOUNCING THE PROTEST TO THE TECH PERSON, THE PROTESTING TEAM HAS 5 MINUTES TO SUBMIT CASH TO THE TECH PERSON AND STATE EXACTLY WHAT THEY ARE PROTESTING. ALL PROTEST MUST BE ACCOMPANIED BY CASH BEFORE THE TECH PERSON WILL IMPOSE PROTEST AND ASK PROTESTED CAR OWNERS IF THEY ACCEPT. WHEN CASH HAS BEEN SUBMITTED TO TECH A PERSON, THEN THE REPRESENTATIVE OF THE CAR BEING PROTESTED WILL ACCEPT OR DENY THE PROTEST. 

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 5 - ONLY 1 REPRESENTATIVE OF THE PROTESTING TEAM MAY OBSERVE ALL TECH PROCEDURES. THE TECH PERSON'S DECISION ON WHETHER OR NOT THE CAR IN QUESTION IS LEGAL BY THE RULES POSTED IS FINAL. 

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6 - IF THE CAR BEING PROTESTED HAS BEEN PENALIZED FOR AN INFRACTION ANNOUNCED PRE-RACE AND ALLOWED TO RACE, THE INFRACTION WILL BE DISREGARDED DURING TECH PROCEDURES. THIS PENALTY AND INFRACTION WILL BE ANNOUNCED AND THE PROTESTING TEAM WILL BE ALLOWED TO WITHDRAW THEIR PROTEST. THIS PENALTY SHOULD BE NOTED ON THE HOOD OF THE CAR NEAR THE CC'S AND WEIGHT SPEC FOR POST-RACE PROTEST RIGHTS. 

 

PRICE: 

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 - PROTEST THE ENTIRE CAR, BUMPER TO BUMPER: $900.00. $200.00 TO GO TO THE TECH PERSON AND $700.00 TO WINNER OF PROTEST. 

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 - PROTEST THE ENTIRE BOTTOM END OF THE ENGINE, INCLUDING CLUTCH AND FLYWHEEL: $500.00. $100.00 TO THE TECH PERSON AND $400.00 TO THE WINNER OF THE PROTEST. 

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 - PROTEST THE HEAD, CARBURETOR, EFI SYSTEM, INTAKE, SPACER, AND BORE AND STROKE: $300.00. $100.00 TO THE TECH PERSON AND $200.00 TO THE WINNER OF THE PROTEST. 

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 - PROTEST JUST BORE AND STROKE: $250.00. $100.00 TO TECH PERSON AND $150.00 TO THE WINNER OF THE PROTEST. IF THIS IS THE PROTEST, THE HEAD COMES OFF BUT THE PROTESTING TEAM IS NOT ALLOWED TO LOOK AT ANYTHING DEALING WITH THE HEAD. 

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 - PROTEST JUST CLUTCH AND FLYWHEEL: $150.00. $50.00 GOING TO THE TECH PERSON AND $100.00 GOING TO THE WINNER OF THE PROTEST. 

 

 - PROTEST SUSPENSION: $300.00 PER END OF CAR, INCLUDING VISUAL INSPECTION OF SHOCKS. $100.00 TO THE TECH PERSON AND $200.00 TO THE WINNER OF THE PROTEST. 

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 - IF THE PROTEST IS NOT ACCEPTED, $25.00 GOES TO THE TECH PERSON, AND THE REMAINDER GOES BACK TO THE TEAM THAT PROTESTED. 

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 - TEAMS FOUND ILLEGAL, BY WAY OF PROTEST AND TEARDOWN PROCEDURES WILL LOSE ALL POINTS AND MONEY FOR THE CURRENT RACE AND WILL CARRY AN ADDITIONAL 100 LBS FOR A TOTAL OF 2 SERIES RACES POST INFRACTION. 

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 - ILLEGAL PARTS WILL BE MARKED AND RETURNED TO THE OWNER AT THE TECH PERSON(S) DISCRETION. 

 

COMPETITION RULES:

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1 - CONE RESTART WILL BE A RACE PROCEDURE UNLESS CIRCUMSTANCES DO NOT ALLOW FOR IT. 

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2 - LUCKY DOG RULES WILL BE IN EFFECT FOR FIRST CAR 1 LAP DOWN.

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3 - CARS GOING MORE THAN 2 LAPS DOWN UNDER RACE CONDITIONS MAY BE REQUIRED TO RETIRE FROM RACE AT THE RACE DIRECTORS' DISCRETION. 

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4 - IN THE EVENT THAT A DRIVER DOES NOT COMPETE IN A MAIN EVENT DUE TO MEDICAL REASONS, HE MAY HAVE A SUBSTITUTE DRIVER COMPETE (1) TIME IN THE SEASON. THE SUBSTITUTE WILL START FROM THE REAR OF THE FIELD IN THE MAIN EVENT. (ORIGINAL DRIVER MUST QUALIFY CAR TO OBTAIN POINTS)

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** **ALL RULES SUBJECT TO CHANGE TO KEEP COMPETITION FAIR FOR EVERYONE** **

If anyone has any questions or concerns please contact Tim Meadows

at 540-798-6367 or email franklincountyraceway@gmail.com