MS Super Street Showdown

  Presented by Hiers Construction

ENGINE OPTION 1:

1. GM PART NUMBER 88958602 ,  WEIGHT 3,000

2. THESE ENGINES ARE SEALED AT THE INTAKE MANIFOLD, CYLINDER HEAD, FRONT COVER, AND OIL PAN WITH

SPECIAL TWIST OFF BOLT HEADS ORIGINALLY FROM GM.  CRATE USA SEALS ALLOWED, NO RM BOLTS, FOR ANY

OTHER SEALING SYSTEM CONTACT CRATE RACIN USA FOR APPROVAL.  CRATE ENGINES MUST NOT BE

ALTERED, MODIFIED OR CHANGED FROM FACTORY SPECS.

3. 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.

4. 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.

5. NO VACUUM PUMPS.

6. 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.

7. ENGINE’S GM SERIAL NUMBER AND WHEN APPLICABLE CRATE USA BUILD CERTIFICATION NUMBER, MUST BE

CLEARLY VISIBLE TO SERIES TECHNICAL INSPECTORS.

8. ANY VIOLATION OF THE ENGINE RULES AND/OR FACTORY SPECS INSIDE THE SEALING SYSTEM OF THE ENGINE

WILL RESULT IN THE DRIVER AND/OR OWNER BEING DISQUALIFIED FROM THAT EVENT, AND SUSPENDED FROM

SERIES COMPETITION FOR 365 DAYS AND PAY A $1,000 FINE.  AFTER THAT PERIOD, THE DRIVER CAN ONLY

COMPETE IN SERIES EVENTS WITH AN ENGINE EQUIPPED WITH ORIGINAL FACTORY GM SEALING BOLTS, OR

CRATE USA SEALS FROM AN AUTHORIZED REBUILDER  APROVED AND, AUTHORIZED BY CRATE RACIN USA

OFFICIALS.  DRIVER AND/OR OWNER WILL BE NOTIFIED IN WRITING OF SERIES DECISION, ALL DECISIONS ARE

FINAL.

9. ANY VIOLATION OF THE ENGINE RULES AND/OR FACTORY SPECS OUTSIDE THE SEALING BOLTS OF THE ENGINE

WILL RESULT IN THE DRIVER BEING DISQUALIFIED FROM THAT EVENT.  DRIVER AND/OR OWNER COULD BE

SUSPENDED FROM SERIES COMPETITION FOR UP TO BUT NOT MORE THAN 30 DAYS, AND FINED UP TO BUT NOT

MORE THAN $500.00, AT SERIES OFFICIALS DISCRETION.  DRIVER AND/OR OWNER WILL BE NOTIFIED IN WRITING

OF SERIES DECISION, ALL DECISIONS ARE FINAL.

 

ENGINE OPTION 2:

1. MINIMUM WEIGHT 3200 LB. 362 CUBIC INCH MAXIMUM,  FACTORY STEEL BLOCKS, AND OEM STREET

PRODUCTION STRAIGHT PLUG STEEL HEADS, RHS VORTEC PART #12407, or ENGINE QUEST PART #350C,  STOCK

REPLACEMENT HEAD OK(173CC MAX INTAKE RUNNER VOLUME NO TOLERANCE). NO PORTING OR POLISHING HEADS .

MAX. VALVE SIZE, 2.02” INTAKE, AND 1.6” EXHAUST. ANY INTAKE MANIFOLD, NO PORTING AND POLISHING.  ANY

OTHER CAST IRON HEAD ADD 100LB,  AFTERMARKET CAST IRON HEAD MUST HAVE MAX 2.02” AND 1.6”

EXHAUST, AND NO PORTING OR POLISHING OF HEADS..  NO ALUMINIMUM HEADS. STEEL OR CAST CRANKS AND

RODS, AFTERMARKET REPLACEMENT CRANKS AND RODS OK.   NO LIGHTENED OR KNIFE EDGED CRANKS, NO

EXOTIC MATERIAL CRANKS OR RODS (EX.  ALUMINUM OR TITANTIUM).

2. FLAT TOP PISTONS ONLY. ANY FLAT TAPPET CAMSHAFT ONLY. NO ROLLER CAMS. TIMING CHAINS ONLY NO

GEAR DRIVES.

3. STUD MOUNT ROCKERS ONLY.  NO STUD GIRDDLES.  STOCK DIAMETER VALVE SPRINGS ONLY, 1.250” MAXIMUM

O.D.  BEEHIVE SPRINGS ALLOWED, 1.310” MAXIMUM O.D., ANY MANUFACTURE (CHEVY, FORD, OR DODGE), OR

ANY CYLINDER HEAD, NO DOUBLE VALVE SPRINGS.

 

ENGINE OPTION 3:

1. ANY ENGINE LARGER THAN 362 CUBIC INCHES, 3400LB. MINIMUM.  MUST USE ALL OTHER INTAKE, CAM,

CARBURETOR, AND CYLINDER HEAD RULES FROM ENGINE OPTION 2.

 

ENGINE SETBACK RULE:

1. ENGINE MUST BE MOUNTED IN STOCK LOCATION, CENTER OF CHASSIS.  #1 SPARK PLUG MUST BE IN FRONT OF

OR CENERLINE OF UPPER BALL JOINT.

2. WEIGHT PENALTIES OF 50LB PER ‚”  WILL BE ADDED FORWARD OF WATER PUMP FOR IMPROPER SET BACK.

 

CARBURETOR RULE:

1. HOLLEY 4412  500 CFM 2 BARRELL.  NO PORTING OR POLISHING CHANGING OF BOOSTERS OR ALTERING OF

BASE PLATE, AND THROTTLE SHAFTS IN ANY WAY.

2. 2 BARRELL CARBS CHECKED WITH GO-NO-GO GAUGES TOP TO BOTTOM.

3. MAY RUN 1” MAXIMUM CARBURETOR SPACER .040” TOLERANCE, AT NO POINT MAY SPACER EXTEND INTO INTAKE

MANIFOLD AREA. WITH 2 STANDARD THICKNESS CARBURETOR GASKETS, .070” MAXIMUM THICKNESS. EITHER

ENGINE.

4. 602 ENGINE MAY RUN ANY 4 BARRELL CARBURETOR.

 

DISTRIBUTOR RULE:

1. ANY STANDARD DISTRIBUTOR TYPE ELECTRONIC IGNITION ALLOWED. MSD OK.  NO MAGNETO’S, AND NO CRANK

TRIGGER SYSTEMS.

 

STARTER RULE:

1. ALL CARS MUST HAVE STARTER IN WORKING ORDER.  STARTER MUST ME MOUNTED IN STOCK LOCATION, NO

REVERSE MOUNT STARTERS.

WEEKLY WATER PUMP RULES:

1. STOCK TYPE CAST OR ALUMINUM PERMITTED.

2. NO ELECTRIC WATER PUMP.

3.    MANUAL FANS ONLY, NO ELECTRIC FANS

 

EXHAUST RULES:

1. COLLECTOR TYPE HEADERS REQUIRED. MUST HAVE FOUR (4) TUBES INTO ONE (1) COLLECTOR OF A 

CONSISTENT DIAMETER.

2. MUFFLERS NOT REQUIRED UNLESS TRACK MANDATES.  WHEN MANDATED MUFFLER’S MUST HAVE SOME TYPE

OF INTERNAL NOISE DAMPENING CHARACTERISTICS, BAFFLES, EXTRUDED HOLES, SCREEN, CHAMBERED, ETC. 

MUFFLER’S MUST MEET LOCAL SPEEDWAY’S NOISE DECIBAL REQUIREMENTS.

3. NO TRI-Y HEADERS OR MERGED HEADERS ALLOWED.

 

FUEL - FUEL CELL - FUEL PUMP RULES:

1. AN APPROVED FUEL CELL MUST BE SECURELY MOUNTED IN THE TRUNK AREA OF THE

CAR, INSIDE A .20 GAUGE METAL BOX SUPPORTED BY A MINIMUM OF TWO 2" BY 1/8" STEEL STRAPS.

2. GASOLINE OR RACING GAS ONLY – NO METHANOL, OR ALCOHOL - NO NITROUS OXIDE.  NO PROPYLENE OXIDE,

OR CHEMICAL ADDITIVES.  FUELS MUST HAVE A SPECIFIC GRAVITY OF LESS THAN .745.  ANY FUEL WITH A

SPECIFIC GRAVITY OF .745 OR GREATER WILL BE DISQUALIFIED.  IT IS THE RACERS RESPONSIBILITY TO KNOW

WHAT HE/SHE IS PUTTING IN THE FUEL CELL. 

3. E85 FUEL IS ALLOWED. FUEL MUST CHECK WITHIN 1% AT ANY TIME CHECKED,(MIN 84% ETHANOL-MAX 86%

ETHANOL. SEASONAL BLENDS AT THE PUMP VARY GREATLY FOR STREET CARS, FOR BEST PERFORMANCE AND

THE FEWEST PROBLEMS MAKE SURE E85 MEETS THIS SPEC).  IT IS YOUR RESPOSIBILTY TO KNOW WHAT YOUR

PUTTING IN YOUR FUEL TANK, E85 TESTERS ARE READILY AVAILABLE AND EASY TO USE TO INSURE YOUR WITH

IN THE RULES.  E85 FUEL TESTERS CAN BE PURCHASED EASILY FROM YOUR LOCAL RACE PARTS DISTRIBUTOR,

OR SUMMIT OR JEGS.  QUICK FUEL AND WILLY’S HAS A VERY AFFORDABLE TESTER RANGING FROM $16-$25.  E85

MUST REMAIN NATURAL CLEAR COLOR, ANY SAMPLE TAKEN OF ANY OTHER COLOR WILL BE TESTED AS GAS. 

E85 ENGINES MUST HAVE SMOOTH IDLE LIKE EVERYONE ELSE, MAKE SURE CARB IS PROPERL ADJUSTED, ANY

CAR WITH ERADIC IDLE WILL NOT BE ALLOWED ON THE TRACK UNTIL PROPERLY ADJUSTED.

4. MECHANICAL FUEL PUMP ONLY, MOUNTED IN STOCK LOCATION. NO ELECTRIC FUEL PUMPS. NO BELT DRIVE

FUEL PUMPS.

 

EVENT ENGINE PROTESTS:

1. THE PROTEST FEE FOR A COMPLETE TEAR DOWN AN ENGINE THAT FINISHES THE FEATURE EVENT IS $500, FOR

COMPLETE ENGINE TEAR DOWN.  $250 FOR TOP END PREOTEST.  602 ENGINE COMPLETE TEAR DOWN IS ONLY

OPTION AVAILABLE.  THE PROTEST FEE MUST BE PAID TO THE RACE DIRECTOR OR TECHNICAL DIRECTOR, IN

CASH, WITHIN 10 MINUTES AFTER THE CHECKERED FLAG HAS FALLEN ON THE FEATURE.   MUST FINISH IN THE

TOP 5 TO BE ELIGIBLE TO PROTEST.  $100 OF PROTEST FEE WILL GO THE SERIES/ TRACK, REMAINING WILL GO

TO WINNER OF PROTEST. ANY PART OR PARTS FOUND TO BE ILLEGAL WILL BE CONFISCATED.

2. AT ANY TIME AN ENGINE IS PROTESTED, AND DRIVER/CAR OWNER ACCEPTS PROTEST AND AGREES TO TEAR

DOWN, THE ENGINE BEING PROTESTED MUST BE REMOVED AND INSPECTED OR IMPOUNDED BY RACE TRACK

RIGHT THEN.  ARRANGEMENTS FOR NATIONAL TECHNICAL DIRECTOR FOR INSPECTION CAN BE MADE IF

NECESSARY.  ANY REFUSAL AT THIS POINT FOR ANY REASON WILL RESULT IN DISQUALIFICATION, AND DEALT

WITH ACCORDINGLY.

3. ANY CRATE RACING USA SANCTIONED RACE TRACK IS AUTHORIZED TO CALL FOR AN ENGINE INSPECTION OR

TEAR DOWN BY TRACK OR CRATE RACING USA NATIONAL TECHNICAL DIRECTOR.  IF THIS HAPPENS TRACK WILL

REMOVE ENGINE AT RACE TRACK, AND INSPECT OR IMPOUND UNTIL INSPECTION DAY CAN BE ARRANGED FOR

ALL PARTIES INVOLVED.

4. FAILURE AND/OR REFUSAL TO TEAR DOWN AN ENGINE AND/OR FOR YOUR RACE CAR TO BE INSPECTED BY

SERIES OFFICIALS AT ANY TIME WILL RESULT IN A 365-DAY SUSPENSION AND FINE OF A DETERMINED AMOUNT

BY SERIES OFFICIALS.

5. ONLY TWO PEOPLE FROM THE PROTESTED CAR AND 1 PERSON DESIGNATED FROM THE TEAM PROTESTING

WILL BE ALLOWED IN THE TECH AREA DURING A PROTEST. ALL OFFICIALS DECISIONS ARE FINAL.

BODY RULES:

1. CAR MUST HAVE STOCK STEEL OEM ROOF OR THE FIBERGLAS STOCK APPEARING AR BODIER FIBERGLASS

ROOF’S, PREFERED AND RECOMMENDED. NO FLAT LATE MODEL STYLE ROOFS. ALL ROOFS MUST HAVE ROOF

SUPOORTS FRONT AND REAR SHOULD BE STOCK OR MADE JUST LIKE STOCK.  REMAINDER OF BODY MAY BE

OEM, OR OEM REPLACEMENT PARTS.  MAY USE AFTERMARKET BODY PANELS.  STEEL OR ALLUMINUM, HOODS,

FENDERS, DOORS, QUARTERS, OR TRUNK LIDS.  ALL BODIES MUST BE STOCK STYLE, HAVE BODY SEAMS AND

LOOK LIKE CAR BEING CLAIMED.  NO RAISED QUARTER PANELS. DECK HEIGHT 40” MEASURED BOTTOM OF

SPOILER TO THE GROUND. DECK WIDTH MAXIMUM 62”. NO FIBERGLASS SIDE BODY PANELS ANY WHERE.

2. ALL CARS MUST HAVE STEEL FIREWALL, AND STEEL FLOOR PAN TO REAR OF DRIVERS SEAT, AND EXTEND

FROM DRIVERS DOOR TO PASSENGER DOOR. May  MAKE A STEEL FLOOR PAN AND FIRWALL.  20 GAUGE

MINIMUM STEEL WITH DRIVE SHAFT TUNNEL, FULLY WELDED AND ENCLOSED.  MAY MAKE FIREWALL AND

FLOOR PAN OUT OF THICK HEAVY GAUGE ALUMINUM, .080” MINIMUM THICKNESS, AND MEET THE SAME

CRITERIA AS STEEL FIREWALL AND FLOOR PANS. NO TUNNELLING FLOOR PANS LIKE LATE MODEL OR

MODIFIED.  IF PASSENGER SIDE ENCLOSED AN INSPECTION DOOR MUST BE INSTALLED 8” X 8” MINIMUM. BODY

MUST BE CENERED ON CHASSIS, BE STOCK APPEARING IN ALL WAYS.  INSTALL IT RIGHT THE FIRST TIME.

3. FIREWALL MAY BE CUT OR MOVED FOR DISTRIBUTOR CLEARANCE.

4. AFTERMARKET PLASTIC NOSE PIECES MANDATORY. FRONT AND TAIL MUST BE ENCLOSED, AND LOOK LIKE CAR

BEING CLAIMED. NO FLOPPERS OR FENDER SKIRTS ON FRONT END LIKE A LATE MODEL,  ALL FENDER

ENCLOSIERS MUST REMAIN TIGHT WITH BODY LINES & RIVETED TO FENDERS TUCKED IN TIGHT WITH BODY

LINES.  NOSE PIECES SHOULD BE MOUNTED HIGH AND TIGHT LIKE A STREET CAR, NO RAKED MOUNTING OF

NOSE, MAXIMUM OF 3” TAPER TO HOOD AND FENDERS. TO ALLOW FOR DIFFERENT RIDE HEIGHTS,

MEASUREMENT WILL BE TAKEN AT FIREWALL, THEN MEASUREMENT TAKEN AT TOP OF NOSE, MEASUREMENTS

SHOULD BE WITH IN THREE INCHES OF ONE ANOTHER, (SEE DIAGRAM BELOW). TAIL MUST BE COMPLETELY

ENCLOSED,  MOLDED PLASTIC TAIL PIECE FOR BODY BEING USED PREFERED, AND ATTACH AT QUARTER

PANELS, NO HOLES IN TAIL PIECES, SHEET METAL OR ALLUMNIMUM TAIL PIECES ALLOWED MUST EXTEND

QUARTER PANEL TO PANEL, NO GAPS, AND EXTEND BELOW FRAME HORNS IN A STRAIGHT HORIZONTAL LINE

QUARTER PANEL TO QUARTER PANEL. DECK HIEGHT 40”. NO WEDGE OR LATE MODEL STYLE NOSE PIECES

ALLOWED.

5. MUST USE STOCK BUMPERS, OR LIGHT WEIGHT TUBING FOR BUMBERS.  MAY HAVE TUBULAR PUSH BARS

OUTSIDE BUMPER COVERS REAR, NO SHARP EDGES OR CORNER TO CUT TIRES.  ALL CARS MUST HAVE A TOW

HOOK FRONT AND REAR. NO RUB BARS OR BRACES OUTSIDE THE BODY.

6. AR BODIES, FULL BODY KITS ARE THE ONLY FULL BODY KIT ALLOWED FOR USE IN COMPETITION, AR NOSE

FENDER, AND QUARTERPANELS ARE A DURABLE, REPAIREABLE, COMPOSITE PLASTIC COMPONENT, AND

STAMPED AR BODIES.  ANY COMPOSITE FENDERS, OR QUARTER PANELS NOT STAMPED AR BODIES WILL BE

DEEMED ILLEGAL. THIS RULE IS AN OPTION FOR ALL RACERS, AND NOT MANDATORY, YET IF YOU CHOOSE TO

RUN THIS OPTION WITH COMPOSITE FENDERS AND QUARTERS, IT MUST BE AN AR BODIES KIT.

7. ALL GLASS AND PLASTICS MUST BE REMOVED.

8. FOR SAFETY PURPOSES ALL CARS MUST HAVE MINIMUM 13” WIDE WINDOW OPENING ON BOTH LEFT AND

RIGHT SIDE, IN CASE OF EMERGENCY EXIT.

9. DRIVER COCKPIT ROCK SHIELDS CAN NOT EXTEND ANY FURTHER TO REAR OF THE STEERING WHEEL.

10. 4” MAXIMUM SPOILER, WITH 4” SIDE BOADS.  602 MAY RUN 8” SPOILER. 60” MAXIMUM WIDTH OF REAR SPOILER,

AND MUST BE CENTERED ON BODY. STOCK CAMARO SPOILERS ARE TOO TALL FOR ENGINE OPTION 1.  USE

BELOW SPOILER SUPPORT DIAGRAMS FOR WHEN MAKING SPOILER SUPPORTS.

 

FRAME AND SUSPENSION:

1. FRAMES MUST STOCK FRONT TO REAR, UNI-BODY CARS MAY CONNECT SUB FRAMES. X-BRACING ALLOWED. 

ALL CARS MUST REMAIN WITHIN 1/2 inch ‚ OF STOCK WHEEL BASE OF CAR BEING RACED.  WHEEL BASE MUST MATCH

THAT OF FRONT CLIP BEING RACED, AND REAR SUSPENSION MUST MATCH FRONT SUSPENSION (EX. 70’S

CAMARO FRONT CLIP MUST HAVE LEAF SPRING REAR SUSPENSION), FRAME AND SUSPENSION MUST BE SAME

MANUFACTURER OF BODY AND CAR BEING RACED. GM BODY=GM FRAME, FORD BODY=FORD FRAME, ETC.

2. FRONT SUSPENSION: MUST USE STOCK STEERING BOX, STOCK DRAG LINK, IDLE ARM, TIE RODS AND ENDS

MAY BE TUBULAR AND MADE HEIM JOINTED.  QUICK STEER ALLOWED.  STOCK SPINDLES, AND STOCK CAST

IRON BRAKE CALLIPERS.  STOCK LOWER CONTROL MANDATORY, NO SHORTENING OR LENGTHENING LOWER

CONTROL ARMS.  5” COIL SPRINGS MANDATORY, MOUNTED IN STOCK LOCATION.  WEIGHT JACKS ALLOWED,

TUBULAR AFTER MARKET UPPER CONTROL ARMS ALLOWED.  STEEL BODIED, NON ADJUSTABLE SHOCKS ONLY,

NO SCHRADER VALVE SHOCKS.  CROSS MEMBER MAY NOT BE CUT OR ALTERED EXCEPT FOR FUEL PUMP

CLEARANCE.

3. REAR SUSPENSION: STOCK REAR SUSPENSION ONLY, MUST BE THE SAME AS MAKE OF CAR BEING RACED. 

ANY STOCK TYPE REAR END HOUSING PERMITTED, (GM 10-12 BOLTS, OR FORD 9 INCH), IN ANY MAKE OF CAR. 

NO QUICK CHANGE REAR ENDS.  FLOATER AXLES PERMITTED, MUST USE STEEL STOCK LUG PATTERN HUBS,

NO WIDE 5 ALLUMINUM SAFETY HUBS.  REAR END MAY BE LOCKED. REAR TRAILING ARM MOUNTS AT FRAME

OR LEAF SPRING MOUNTS MUST REMAIN UNALTERED AND IN STOCK LOCATION, WITH ONE MOUNTING HOLE

ONLY. LEAF SPRING CARS MAY HAVE ADJUSTABLE SHACKLES ON REAR ONLY, NO SLIDERS.  REAR TRAILING

ARMS MUST BE STOCK (MAY BE BOXED FOR STRENGTH AND SAFETY), OR STOCK LENGTH TUBULAR NON

ADJUSTABLE  TRAILING ARMS OK, ARMS MUST WE WITH IN 1/2'” OF FACTORY LENGTH TRAILING ARMS FOR CAR

BEING RACED, 2 3/4" MAX FROM BOTTOM OF HOUSING TO CENTER OF CONTROL ARM BOLT. UPPER CONTROL MOUNTS MAXIMUM OF 3” FROM CENTER OF TOP OF REAR END HOUSING TO CENTER OF MOUNTING BOLTS, OR

ON 9” FORD, 7 3/4” MEASURED FROM SEAM CENTER OF AXLE TUBE TO CENTER OF MOUNTING BOLTS. 5 INCH

COIL SPRINGS MANDATORY, ANY LEAF SPRING ALLOWED.  WEIGHT JACKS ALLOWED.  STEEL BODIED, NON

ADJUSTABLE SHOCKS ONLY, NO SCHRADER VALVE SHOCKS.

4. BRAKES: MUST HAVE OPERATING BRAKES, DUAL MASTER CYLINDERS OK. STANDARD STEEL ROTORS ONLY,

NO SCALLOPPED OR GUN DRILLED ROTORS, NO EXOTIC BRAKE SYSTEMS.

'

CLUTCH AND TRANSMISSION:

1. STOCK OR MANUAL TRANSMISSIONS MAY RUN ANY CLUTCH, PRESSURE PLATE.

2. AUTOMATIC TRANSMISSION WITH, SHIFT KITS ALLOWED.

3. BERT OR BRINN TRANSMISSION ALLOWED, NO BALL SPIINE BERT OR BRINNS.

4. DRIVE SHAFT LOOP MANDATORY ALL CARS, MUST BE MOUNTED 5” TO 8” BEHIND FRONT U-JOINT OF DRIVE

SHAFT.  ALL DRIVE SHAFTS MUST BE PAINTED WHITE FOR SAFETY.

 

TIRES AND WHEELS:

1. 8” STEEL WHEELS MAXIMUM.  BEADLOCKS ALLOWED.  STOCK TYPE LUG PATTERNS ONLY, NO WIDE 5 WHEELS    

OR ADDAPTERS.

2. HOOSIER, H-500 TIRES ONLY.

3. SIPING ALLOWED. NO GROOVING,  NO CHEMICALLY ALTERING OF TIRES.

 

 All Officials decisions are final.