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6200 LB. MODIFIED STOCK 4 X 4 TRUCK
6200 LB. MODIFIED STOCK 4 X 4 TRUCK
These rules also apply for MSPA’s 5800 lb. Small Block Street Stock Truck Class
1. ALL DRIVERS MUST HAVE VALID DRIVERS LICENSE.
2. TRUCKS MUST BE OPERATED IN A SAFE MANNER AT ALL TIMES AND ALL PERSONAL BODY PARTS MUST STAY
INSIDE THE CAB WHILE YOU ARE PULLING. NO RIDERS IN OR ON TRUCK AT ANYTIME. MUST HAVE QUALIFIED
DRIVER IN TRUCK AT ALL TIMES WHEN ENGINE IS RUNNING. FAILURE TO COMPLY WILL RESULT IN
DISQUALIFICATION.
3. VEHICLE MUST BE EQUIPPED WITH OPERATIONAL SEATBELTS (LAPBELTS ACCEPTABLE). IT IS HIGHLY
RECOMMENDED TO WEAR SEATBELT WHILE OPERATING VEHICLE.
4. TRUCKS MUST BE EQUIPPED WITH D.O.T. APPROVED TIRES. MAXIMUM SIZE IS 36 X 12.50 X 16.5. NO
MODIFICATIONS ALLOWED, (IE. NO GROOVING, RECAPS, PADDLES, ETC).
5. UNIVERSAL JOINT SHIELDS ARE REQUIRED ON ALL DRIVE SHAFT U-JOINTS AND MUST BE AT LEAST 4" WIDE,
MADE OF AT LEAST 16 GUAGE METAL, AND CENTERED OVER U-JOINT. ALL DRIVESHAFTS OVER 30"
LONG, INCLUDING THOSE WITH CARRIER BEARINGS, MUST BE EQUIPPED WITH DRIVESHAFT LOOPS MADE OF
AT LEAST 1" WIDE METAL OR RIGID ½" ROD.
6. ALL HITCHES MUST BE SAFE, SECURE, RIGID IN ALL DIRECTIONS, AND MUST NOT EXCEED 22" IN HEIGHT.
HITCH OPENING MUST BE AT LEAST 3" IN DIAMETER. NO HYDRAULIC HITCHES ALLOWED. MINIMUM HITCH
LENGTH FROM CENTER OF REAR AXLE BACK MUST BE AT LEAST 36% OF WHEELBASE. HITCH MUST
BE HORIZONTAL – NOT VERTICAL.
7. FRONT END WEIGHTS PERMITTED, BUT NOT TO EXCEED MORE THAN 60" FROM CENTER OF FRONT REAR TO
FARTHEST POINT FORWARD OF WEIGHTS OR WEIGHT BRACKET. MAXIMUM WIDTH OF WEIGHTS OR WEIGHT
BRACKET CAN BE 80" OR 40" FROM CENTER OF TRUCK TO EACH SIDE. THERE NEEDS TO BE A METAL TAB
WELDED ON FRONT REAR AT CENTER POINT TO HOOK A TAPE FOR MEASURING. NO WEIGHTS INSIDE OF
CAB.
8. ANY LOSS OF BALLAST, PARTS, EXCESSIVE FLUIDS, ETC. EXCEPT DUE TO BREAKAGE WILL BE GROUNDS FOR
DISQUALIFICATION, UNLESS DONE AFTER FORWARD MOMENTUM HAS STOPPED (PULL IS OVER).
9. GAS AND DIESEL FUEL ONLY (NOS IS NOT PERMITTED).
10. TURBO CHARGERS ALLOWED ONLY IF FACTORY INSTALLED ON DIESEL ENGINES; NO SUPERCHARGERS.
11. DRIVETRAIN MUST BE FACTORY ONE TON OR LESS, AND MUST COMPLY WITH THE FOLLOWING:
A. NO SLIPPER CLUTCHES
B. ENGINE AND REARS MUST BE IN STOCK LOCATION
C. MUST HAVE FRONT AND REAR WORKING BRAKES
D. NO SOLID SUSPENSION ALLOWED. LADDER BARS AND SUSPENSION STOPS ARE PERMITTED..
12. ALL COMPETING VEHICLES MUST HAVE A WORKING BACKUP LIGHT(S). LIGHT(S) CAN BE IN STOCK POSITION.
LIGHT(S) MUST BE ACTIVATED WITH THE TRANSMISSION SHIFTER – DRIVER OPERATED TOGGLE SWITCH IS
NOT ALLOWED.
13. ALL TRUCKS MUST HAVE STOCK SHEET METAL, AND A FULL RIGID BED FLOOR THAT IS ABLE TO SUPPORT
A PAYLOAD OF AT LEAST 1000 LBS. TAILGATES MAY BE REMOVED.
14. ALL VEHICLES MUST BE STREET LEGAL, BUT DO NOT HAVE TO BE LISCESED OR INSURED. ALL WINDOWS
MUST BE STOCK GLASS AND SIDE WINDOWS MUST RAISE AND LOWER. ALL DOOR LATCHES MUST BE
STOCK, AND FIREWALL MUST BE STOCK. HEAD LIGHTS AND TAILLIGHTS MUST OPERATE AND BE STOCK.
ANY HOLES IN THE BODY MUST NOT PRESENT A HAZZARD TO PULL OFFICIALS OR TO ANY SPECTATOR.
15. ONLY TWO EXTERNAL MODIFICATION ALLOWED (MODIFICATION IS DEFINED AS ANYTHING THAT DIDN’T COME
STOCK ON THE TRUCK). CARBURETOR AND INTAKE ARE COUNTED AS TWO. ANY SINGLE LINE FEED,
VACUUM SECONDARY CARBURETOR IS ALLOWED. A DOUBLE PUMPER CARBURETOR IS COUNTED AS A
BOLT-ON. NO PREDATORS OR DOMINATORS ALLOWED. YOU MAY ONLY HAVE ONE CARBURETOR. NO
PERFORMANCE TYPE SPACERS ALLOWED (A 1" PLATE ADAPTER IS ACCEPTABLE). ALSO COUNTED AS
BOLT-ON OPTIONS ARE THE FOLLOWING: HEADERS, IGNITIONS (OTHER THAN STOCK ELECTRONIC),
REDUCTION PULLEYS, ELECTRIC FANS (ELECTRIC FANS ARE ALLOWED IF THE STOCK FACTORY FAN IS
PRESENT AND FUNCTIONAL). ALL TRUCKS MUST HAVE CATCH CONTAINERS FOR EXCESS WATER AND/OR
ANTIFREEZE THAT MAY DISCHARGE OUT OF THE VEHICLE
16. A DIFFERENT MANUFACTURED MOTOR IN A DIFFERENT MANUFACTURED TRUCK IS COUNTED AS A BOLT-ON.
17. BLOW PROOF BELLHOUSINGS OR TRANSMISSIONS BLANKETS ARE REQUIRED.
18. IGNITION KILL SWITCH (MUST ALSO KILL ELECTRIC FUEL PUMP); MUST BE MOUNTED IN CENTER OF
TRUCK/TAILGATE, AND AT LEAST 40" OFF THE GROUND .
19. HEADS AND BLOCKS MUST BE CAST STOCK MANUFACTURED; NO ALUMINUM. CUBIC INCH LIMIT OF 503".
ATTENTION: 5800 LB. SMALL BLOCKS - C. I. LIMIT OF 413.
20. ALL EXHAUST MUST BE AT LEAST 12" BEHIND THE CAB WHERE IT EXITS. ANY OVER-THE-COUNTER
MUFFLERS, REGARDLESS OF SHAPE, MAY BE USED. NO HOMEMADE MUFFLERS ALLOWED.
21. DAMPERS MUST BE SFI APPROVED, OR MUST BE SHIELDED 360 DEGREES.
22. ALL COMPETING VEHICLES MUST HAVE A TOW OFF HOOK ON THE FRONT OF THE VEHICLE. HOOK MAY BE
A DROP “D” STYLE, MAXIMUM WIDTH OF ‘‘D” TO BE FOUR INCHES, AND MAY EXTEND BEYOND THE 60 INCH
MAXIMUM FROM THE CENTER OF FRONT REAR. ANY SOLID TOW OFF HOOK MUST BE WITHIN THE 60 INCH
FRONT WEIGHT RULE.
23. ALL TRUCKS WILL BE INSPECTED PRIOR TO PULLING. OFFICIALS HAVE THE RIGHT TO INSPECT A VEHICLE AT
ANYTIME. ALL OFFICIAL(S) DECISIONS AR FINAL.
24. ALL 4X4 TRUCKS WILL BE REGISTERED WITH ITTP FOR ONE CLASS ONLY. IF A VEHICLE COMPETES IN A
CLASS FOR WHICH IT IS NOT REGISTERED, IT WILL PULL FOR PURSE ONLY – NO ITTP POINTS WILL BE
AWARDED FOR THAT CLASS.
25. ANY INTERFERENCE FROM TRUCK DRIVERS, CREW, OR FRIENDS/FAMILY ON THE TRACK, SCALE, OR TECH
STATIONS WILL BE GROUNDS FOR DISQUALIFICATION. ANY PARTICIPANT MAY BE SUBJECT TO A
BREATHALIZER TEST. REFUSAL TO COMPLY WILL RESULT IN DISQUALIFICATION. NO ALCOHOLIC
BEVERAGES ALLOWED. ANYONE CAUGHT DRINKING IS SUBJECT TO DISQUALIFICATION FOR THAT PULL
AND THE NEXT.
26. ALL PULLERS MUST BE REGISTERED 30 MINUTES BEFORE PULL STARTS.
27. 6200 LB. DRIVERS MUST WEAR A SINGLE LAYER, OR BETTER, FIRESUIT AND HELMET. 5800 LB. DRIVERS A
FIRESUIT AND HELMET IS RECOMMENDED.
ATTENTION ITTP PULLERS IN THIS CLASS:
* THE FOLLOWING ARE RULE CLARIFICATIOS FOR THE 6200 LB. STREET 4X4 CLASS: CHANGES ARE IN BOLD PRINT
6. ALL HITCHES MUST BE SAFE, SECURE, RIGID IN ALL DIRECTIONS, AND MUST NOT EXCEED 22" IN HEIGHT. HITCH OPENING MUST BE AT LEAST 3" IN DIAMETER. NO HYDRAULIC HITCHES ALLOWED. MINIMUM HITCH
LENGTH FROM CENTER OF REAR AXLE BACK MUST BE AT LEAST 36% OF WHEELBASE. DRAWBAR PIVOT (MOUNTING) CANNOT BE FARTHER FORWARD THAN THE CENTER LINE OF THE REAR AXLE. HITCH MUST
BE HORIZONTAL ΠNOT VERTICAL.
15. ONLY TWO EXTERNAL MODIFICATION ALLOWED (MODIFICATION IS DEFINED AS ANYTHING THAT DIDN'T COME STOCK ON THE TRUCK). CARBURETOR AND INTAKE ARE COUNTED AS TWO. ANY SINGLE LINE FEED,
VACUUM SECONDARY CARBURETOR IS ALLOWED ΠNON-OPERATING VACUUM SECONDARY IS COUNTED AS A BOLT-ON. A DOUBLE PUMPER CARBURETOR IS COUNTED AS A BOLT-ON. NO PREDATORS OR DOMINATORS ALLOWED. ONLY ONE CARBURETOR ALLOWED. A CARTER # P4594 ELECTRIC FUEL PUMP IS
ALLOWED IF THE BLOCK HAS NO FUEL PUMP BOSS. NO PERFORMANCE TYPE SPACERS ALLOWED (A 1" PLATE ADAPTER IS ACCEPTABLE). ALSO COUNTED AS BOLT-ON OPTIONS ARE THE FOLLOWING: HEADERS, IGNITIONS (OTHER THAN STOCK ELECTRONIC), REDUCTION PULLEYS, ELECTRIC FANS (ELECTRIC FANS ARE
ALLOWED IF THE STOCK FACTORY FAN IS PRESENT AND FUNCTIONAL). ALL TRUCKS MUST HAVE CATCH CONTAINERS FOR EXCESS WATER AND/OR ANTIFREEZE THAT MAY DISCHARGE OUT OF THE VEHICLE
19. HEADS AND BLOCKS MUST BE OEM (ORIGINAL EQUIPMENT MANUFACTURER) STOCK CAST IRON; NO ALUMINUM. CUBIC INCH LIMIT OF 503". ATTENTION: 5800 LB. SMALL BLOCKS - C. I. LIMIT OF 413.
HAPPY WRENCHING
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