2008 PRO "CRATE" LATE MODEL RULES
ENGINE RULES:
GM PART NUMBER 88958602 & GM PART NUMBER 88958604.
THESE ENGINES ARE SEALED AT THE INTAKE MANIFOLD, CYLINDER HEAD, FRONT COVER, AND OIL PAN WITH SPECIAL TWIST OFF BOLT HEADS. CRATE ENGINES MUST NOT BE ALTERED, MODIFIED OR CHANGE FROM FACTORY SPECS.
THE SEALED ENGINES MUST REMAIN INTACT AND NOT BE TAMPERED WITH; ANY SEALS THAT HAVE BEEN REMOVED OR TAMPERED WITH WILL MAKE THE ENGINE ILLEGAL AND NOT ELIGIBLE FOR COMPETITION. THE PENALTY FOR ANYONE TAMPERING WITH SEALS, MODIFYING ANY INTERNAL ENGINE PARTS, CHANGING THE PARTS FROM STOCK AS DELIVERED SEALED FROM THE FACTORY WILL BE SUBJECT TO EXPULSION FROM RACING WITH ANY CRATE RACIN' USA SANCTIONED EVENT FOR THE REMAINDER OF SEASON AND FUTURE SEASONS.
NO CHANGES ARE ALLOWED TO THE ENGINE - INTAKE MANIFOLD, HEADS, VALVE COVERS, FRONT COVER, OIL PAN, HARMONIC BALANCER OR ANY OTHER PART / OR PARTS ON / OR IN ENGINE.
NO VACUUM PUMPS.
ALL CRATE ENGINES MUST REMAIN STOCK AS THEY CAME SEALED FROM THE FACTORY. CRATE ENGINES MUST NOT BE ALTERED, MODIFIED OR CHANGED FROM FACTORY SPECS.
ENGINE SETBACK RULE:
ENGINE SETBACK WILL BE 6" FROM CENTER OF TOP BALL JOINT TO THE MOST FORWARD SPARK PLUG ON THE JIG-FRAME CAR WITH 1-INCH TOLLERANCE ON ENGINE SETBACK. THERE WILL BE A 50 POUND PENALTY FORWARD OF THE MOTOR PLATE FOR EACH 1/2-INCH OF SET BACK BEYOND SEVEN (7) INCHES OF ENGINE SETBACK, AND UP TO A 100 POUND PENALTY. NO CARS WITH MORE THAN AN EIGHT (8) INCH ENGINE SETBACK WILL BE ALLOWED TO COMPETE.
CARBURETOR RULES:
ONE FOUR-BARREL CARBURETOR ONLY OF ANY MANUFACTURE.
ENGINE MUST BE NATURALLY ASPIRATED.
604 - MAY USE ONE CARBURETOR SPACER (1 INCH-ONE PIECE WITH .040 TOLERANCE MAXIMUM) AND TWO STANDARD PAPER GASKETS (MAXIMUM 0.070 INCH THICK), ONE GASKET BETWEEN INTAKE TO SPACER AND ONE GASKET BETWEEN SPACER TO CARBURETOR.
602 - MAY USE ONE CARBURETOR SPACER (2 INCH-ONE PIECE WITH .040 TOLERANCE MAXIMUM) AND TWO STANDARD PAPER GASKETS (MAXIMUM 0.070 INCH THICK), ONE GASKET BETWEEN INTAKE TO SPACER AND ONE GASKET BETWEEN SPACER TO CARBURETOR
DISTRIBUTOR RULE:
ANY IGNITION WITH THE EXCEPTION OF MAGNETOS. (NO MAGNETOS)
STARTER RULE:
ALL CARS MUST HAVE STARTER IN WORKING ORDER.
WATER PUMP RULES:
CAST OR ALLUMINUM PERMITTED.
NO ELECTRIC WATER PUMP.
EXHAUST RULES:
COLLECTOR TYPE HEADERS REQUIRED. MUST HAVE FOUR (4) TUBES INTO ONE (1) COLLECTOR OF A CONSISTANT DIAMETER.
MUFFLERS NOT REQUIRED UNLESS TRACK MANDATES.
NO TRI-Y HEADERS OR MERGED HEADERS ALLOWED
FUEL - FUEL CELL - FUEL PUMP RULES:
AN APPROVED FUEL CELL (32 GALLON MAXIMUM) MUST BE SECURELY MOUNTED IN THE TRUNK AREA OF THE CAR, INSIDE A .20 GUAGE METAL BOX SUPPORTED BY A MINIMUM OF TWO 2" BY 1/8" STEEL STRAPS.
ALL FUEL CELLS MUST BE COMPLETELY VISIBLE FROM REAR OF CAR.
GAS ONLY - NO ALCOHOL - NO NITROUS OXIDE, NITRO METHANE OR OTHER NITRATE ADDITIVES OR PROPYLENE OXIDE.
MECHANICAL PUMP ONLY. NO ELECTRIC PUMP.
BODY RULES:
UDTRA, “BOB”, OR UMP BODY RULE WILL APPLY.
SPOILER SIZE MAXIMUM 12".
SPOILERS MUST BE MADE OF A TRANSPARENT MATERIAL (SUCH AS LEXAN), SHEET ALUMINUM, OR MATERIALS OF EQUAL STRENGTH.
NO MIRRORS.
NO RADIOS.
FRAME RULES:
ALL FRAMES MUST BE OF STEEL CONSTRUCTION.
SQUARE OR RECTANGULAR FRAME MUST HAVE A MINIMUM OF 2" BY 2" MATERIAL, .083 WALL THICKNESSES.
ROUND TUBE FRAME, TUBING MUST HAVE A MINIMUM OF 1-3/4" OUTSIDE DIAMETER, .083 WALL THICKNESSES.
WHEEL BASE RULE:
MINIMUM WHEELBASE FOR JIG AND SNOUT CAR WILL BE 103".
ROLL CAGE RULES:
ALL CARS MUST HAVE A SUITABLE STEEL ROLL CAGE PROTECTING THE DRIVER'S COMPARTMENT, INCLUDING HEADREST.
SIDE ROLLBARS ARE MANDATORY, AND MUST EXTEND INTO THE DOOR PANELS. A MINIMUM OF THREE (3) BARS MUST BE ON THE LEFT SIDE.
EACH BAR MUST BE AT LEAST 1 - 1/2" DIAMETER, WITH A MINIMUM MATERIAL THICKNESS OF .083".
ROLL CAGES MUST BE WELDED TO FRAME.
SAFETY RULES:
ALL CARS MUST HAVE 3" SEAT BELTS WITH SHOULDER HARNESS AND MUST BE ATTACHED TO ROLL CAGE.
ALL CARS MUST BE EQUIPPED WITH A 2 POUND ABC FIRE EXTINGUISHER.
WE STRONGLY RECOMMEND A 5 POUND HALON SYSTEM.
ALL DRIVERS MUST WEAR A COMPLETE FIRE SUIT.
GLOVES ARE NOT REQUIRED, BUT HIGHLY RECOMMENDED.
TRANSMISSION RULES:
MUST HAVE AT LEAST ONE FORWARD AND ONE REVERSE GEAR IN WORKING ORDER.
NO STRAIGHT DRIVES OR IN AND OUT BOXES.
DRIVE SHAFTS MUST BE PAINTED WHITE - CARBON FIBER DRIVE SHAFTS ARE LEGAL.
WHEEL RULES:
ANY BRAND OR TYPE OF WHEEL ALLOWED MUST BE MOUNTED WITH LUG NUTS.
NO KNOCK-OFF OR CENTER LOCK WHEELS.
MAXIMUM WHEEL WIDTH - 14".
TIRE RULE:
HOOSIER: D21, SPEC.55 (WRS-OR HTS), OR D55
AMERICAN RACER: SPEC. 48, CRATE 48, SPEC 56, OR CRATE 56
GOODYEAR: G40 OR G50
ALL TIRES WILL BE DUROMETERED "COLD" AND MUST PUNCH 48.
TIRES MUST HAVE ALL NUMBERS AND NAME ON THE TIRE. NO GRINDING OFF OF NUMBERS OR NAMES, ANY TIRE THAT HAS BEEN ALTERED WILL BE ILLEGAL AND CONFISCATED.
WEIGHT RULES:
GM CRATE ENGINE #88958602 - 2200 LBS. AT ALL TIMES AND AFTER RACE.
GM CRATE ENGINE # 88958604 - 2350 LBS. AT ALL TIMES AND AFTER RACE
ATTACHED WEIGHT MUST BE SECURELY BOLTED TO FRAME WITH 1" OR LARGER BOLTS. WEIGHT MUST BE PAINTED WHITE WITH CAR NUMBER DISPLAYED. PENALTY FOR LOSING ATTACHED WEIGHT ON THE RACE TRACK IS DISQUALIFCATION FROM THE EVENT.
RULE BOOK DISCLAIMER
The rules and/or regulations set forth herein are designed to provide for the orderly conduct of racing events and to establish minimum acceptable requirements for such events. These rules shall govern the condition of all events, and by participating in these events, all participants are deemed to have compiled with these rules. NO EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM PUBLICATIONS OF OR COMPLIANCE WITH THESE RULES ANDIOR REGULATIONS. They are intended as a guide for the conduct of the sport and are in no way a guarantee against injury or death to a participant, spectator, or official.
The race director shall be empowered to permit reasonable and appropriate deviation from any of the specifications herein or impose any further restrictions that in his opinion do not alter the minimum acceptable requirements. NO EXPRESSED OR IMPLIED WARRANTY OF Safe SHALL RESULT FROM SUCH ALTERATION OF SPECIFICATIONS. Any interpretation or deviation of these rules is left to the discretion of the officials. Their decision is final.
Management of the Richmond Raceway.