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| RULES |
STREET LICENSED GASOLINE 4X4 TRUCKS
The rules promulgated in these rules are intended as guidelines for the sport of Street Licensed Gasoline 4x4
truck pulling. These rules have been adopted by Smithton Raceway. for the 2010 season. Nothing herein should
be construed as a guarantee against injury or death to participants, crewmen, family members, bystanders or
spectators. Each participant at a Smithton Raceway pulling event must assure that their equipment and
replacement equipment throughout the season meets the requirements for this class.
1. THIS IS A STREET LEGAL 4X4 TRUCK CLASS AVAILABLE TO CURRENTLY LICENSED OWNERS OF
GASOLINE-FUELED TRUCKS THAT ARE LEGAL FOR HIGHWAY USE. THIS CLASS IS DESIGNED FOR THE
LOCAL ‘DAILY DRIVER’ TRUCK WITH THE INTENT TO PROVIDE AN OPPORTUNITY FOR AN ENTRY LEVEL
CLASS FOR GASOLINE 4X4 TRUCKS. ANY TRUCK THAT DOMINATES THIS CLASS MAY BE REQUIRED TO
COMPETE WITHOUT THE OPPORTUNITY TO WIN TROPHIES AND/OR CASH PAYMENTS.
2. IF YOUR TRUCK IS STREET LEGAL AND IS BUILT TO THE RULES SET FORTH HEREIN, YOU CAN
ENTER THIS CLASS. REGISTRATION PAPERS ARE REQUIRED TO PROVE THAT THE TRUCK IS LICENSED
FOR STREET USE. A LICENSE PLATE WITH A CURRENT STICKER TAG IS REQUIRED TO BE AFFIXED TO
THE TRUCK. REGISTRATION PAPERS AND LICENSE PLATE AND STICKER TAG MUST MATCH. WHERE
APPLICABLE, A CURRENT INSPECTION STICKER IS REQUIRED. TRUCKS MAY BE HAULED TO THE PULL.
3. TRUCK MUST BE STOCK IN APPEARANCE. THE TRUCK SHOULD LOOK AND SOUND LIKE AN
EVERYDAY ROAD-USE VEHICLE. ENGINE MUST IDLE SMOOTH, NO ROUGH OR CHOPPY IDLE. FLOOR IN
BED MUST BE SOLID. THE WHEELBASE MAY NOT BE CHANGED FROM ORIGINAL MANUFACTURER.
WOODEN FLATBEDS ARE PERMITTED. ALL BODY PANELS INCLUDING IN THE INNER AND OUTER SKINS OF
THE TRUCKS BED WELL AS THE FLOOR OF TRUCK BED MUST BE O.E.M OR HEAVIER BUILT. FIBERGLASS
HOODS AND/OR FIBERGLASS HOOD SCOOPS ARE PERMITTED. OTHER DESIGN MODIFICATIONS TO
REDUCE WEIGHT ARE NOT PERMITTED.
4. USA-TECH OFFICIALS RESERVES THE RIGHT TO DETERMINE LEGALITY OF TRUCK BY VARIOUS
METHODS
5. WEIGHT CLASS IS 6400 POUNDS. NO WEIGHT BRACKETS OR HANGING WEIGHTS ALLOWED ON
FRONT OF VEHICLES. WEIGHTS MUST BE IN THE BED OF THE TRUCK ONLY AND SECURELY FASTENED OR
CONTAINED SAFELY THEREIN. NO WEIGHTS ALLOWED UNDER HOOD OR IN THE WHEEL WELLS. NO
WEIGHTS MAY BE SUSPENDED UNDER THE BODY/CHASSIS OR BEHIND PANELS/PARTS.
6. NORMAL STREET LEGAL TIRES (AS PROVIDED BY AND INTENDED BY MANUFACTURER) ARE
REQUIRED. NO DUAL WHEELS, STUDDED TIRES, TIRE CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED
FOR STREET USE ARE PERMITTED. ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT
NUMBER MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO CUT, ALTERED OR SHARPENED
TIRES.
7. FRONT BUMPERS MUST BE FACTORY STOCK. NO WEIGHTED FRONT DEVICES ARE PERMITTED -
THIS INCLUDES BUT IS NOT LIMITED TO: HOMEMADE BUMPERS, BRUSH GUARDS AND WINCHES. LOWER
BRACKETS (ONLY) FOR SNOW PLOW FRAMES ARE PERMITTED SO LONG AS NO MODIFICATIONS THAT
WOULD ADD WEIGHT ARE DETERMINED. AN UNALTERED DECORATIVE BRUSH GUARD MAY BE PERMITTED
AT THE OPTION OF THE HEAD OFFICIAL. A TRUCK IS PERMITTED TO COMPETE WITHOUT A FRONT
BUMPER.
8. A REAR BUMPER OR ‘REESE STYLE’ HITCH IS THE ONLY ACCEPTABLE TYPE OF HITCH. NO OTHER
TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26" FROM GROUND. HOOK
POINT MUST BE PAST THE BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE
BUMPER. SHORTENING OF THE BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH
TRUCK DRIVER MUST SUPPLY A TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A
MINIMUM OF 3.75 INCHES ACROSS.
9. GASOLINE IS THE ONLY FUEL PERMITTED. GASOLINE TANK MUST BE IN THE FACTORY LOCATION
NO ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS O.E.M. NO ALUMINUM HEADS ARE PERMITTED
UNLESS O.E.M. ABSOLUTELY NO ALCOHOL, NITROUS OXIDE OR OTHER OXYGEN EXTENDERS. TURBO-
BLUE AND CAM-2 ARE PERMITTED. HEADERS WITH A MAXIMUM TUBE SIZE OF 1.750” ARE APPROVED BUT
ALL EXHAUST MUST RUN THROUGH A MUFFLER SYSTEM. NO OPEN HEADERS WILL BE ALLOWED. NO
FENDER WHEEL OR RACING STYLE HEADERS. NO SUPERCHARGERS OR TURBOCHARGERS PERMITTED.
SWAPS BETWEEN MANUFACTURERS ARE NOT PERMITTED.
10. NO DOMINATOR, DEMON, OR ANY OTHER RACING CARBURETTORS. ALL CARBURETTORS MUST
HAVE CHOKE HORNS AND FUNCTIONING CHOKES.
11. AIR CLEANERS ARE REQUIRED. BATTERY MUST REMAIN INSIDE THE ENGINE COMPARTMENT AND
MUST BE SECURELY FASTENED.
12. NO SOLID SUSPENSIONS ARE PERMITTED. NO TRACTION BARS ARE PERMITTED. SUSPENSION
MUST HAVE A MINIMUM OF TWO INCHES OF DOWNWARD MOVEMENT AT ALL TIMES. NO BLOCKS ARE
ALLOWED BETWEEN AXLE HOUSING AND TRUCK FRAME THAT WOULD RESTRICT THE NECESSARY TWO
INCHES OF MOVEMENT. IF A TRUCK HAS AIRBAGS, THE SYSTEM MUST BE DISABLED.
13. TRANSMISSION & TRANSFER CASE MUST BE O.E.M. AND AVAILABLE IN ONE TON (OR SMALLER)
TRUCKS. POSI-TRACTION CARRIERS ARE PERMITTED. NO WELDED CARRIERS OR SPOOLS PERMITTED IN
FRONT OR REAR DIFFERENTIAL.
14. DRIVER’S WINDOW MUST BE ROLLED UP SO THAT NO MORE THAN THREE INCHES OF AIR SPACE
IS VISIBLE WHILE COMPETING. DRIVERS MUST WEAR A SEATBELT or SHOULDER HARNESS WHEN HOOKED
TO THE SLED. PASSENGERS ARE NOT PERMITTED AT ANY TIME EITHER IN THE PITS OR ON THE TRACK.
STREET LICENSED GASOLINE 4X4 TRUCKS
1. THIS IS AN OPEN STREET LEGAL 4X4 TRUCK CLASS AVAILABLE TO CURRENTLY LICENSED OWNERS
OF GASOLINE-FUELED TRUCKS THAT ARE LEGAL FOR HIGHWAY USE. IF YOUR TRUCK IS STREET LEGAL
AND IS BUILT TO THE RULES SET FORTH HEREIN, YOU CAN ENTER THIS CLASS. REGISTRATION PAPERS
ARE REQUIRED TO PROVE THAT THE TRUCK IS LICENSED FOR STREET USE. A LICENSE PLATE WITH A
CURRENT STICKER TAG IS REQUIRED TO BE AFFIXED TO THE TRUCK. REGISTRATION PAPERS AND
LICENSE PLATE AND STICKER TAG MUST MATCH. WHERE APPLICABLE, A CURRENT INSPECTION STICKER
IS REQUIRED. TRUCKS MAY BE HAULED TO THE PULL.
2. WEIGHT CLASS IS 6200 POUNDS. NO WEIGHT BRACKETS OR HANGING WEIGHTS ALLOWED ON
FRONT OF VEHICLES. WEIGHTS MUST BE IN CARGO AREA ONLY AND SECURELY FASTENED OR
CONTAINED SAFELY THEREIN. NO WEIGHTS ALLOWED UNDER HOOD OR IN THE WHEEL WELLS. NO
WEIGHTS MAY BE SUSPENDED UNDER THE BODY/CHASSIS OR BEHIND PANELS/PARTS.
3. NO DUAL WHEELS, STUDDED TIRES, TIRE CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED FOR
STREET USE ARE PERMITTED. ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT
NUMBER MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO CUT, ALTERED OR SHARPENED
TIRES.
4. FRONT BUMPERS MUST BE UNALTERED FACTORY STOCK. NO WEIGHTED FRONT DEVICES ARE
PERMITTED - THIS INCLUDES BUT IS NOT LIMITED TO: HOMEMADE BUMPERS, BRUSH GUARDS AND
WINCHES. LOWER BRACKETS (ONLY) FOR SNOW PLOW FRAMES ARE PERMITTED SO LONG AS NO
MODIFICATIONS THAT WOULD ADD WEIGHT ARE DETERMINED. AN UNALTERED DECORATIVE BRUSH
GUARD MAY BE PERMITTED AT THE OPTION OF THE HEAD OFFICIAL. A TRUCK IS PERMITTED TO
COMPETE WITHOUT A FRONT BUMPER.
5. THE HITCH POINT WILL BE FROM THE REAR BUMPER ONLY OR FROM A “REESE TYPE” HITCH ON A
LEVEL PLANE WITH THE POINT OF ATTACHMENT TO THE TRUCK’S FRAME BEHIND THE PUMPKIN OF THE
REAR END. NO OTHER TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26"
FROM GROUND. HITCH POINT MUST BE HORIZONTAL – PARALLEL TO THE GROUND. NO ANGLED, LEVER,
PIVOT, AXIS OR OTHER TYPES OF ‘TRICK’ HITCHES ARE ALLOWED AND THE HITCH MUST BE STATIONARY
IN ALL DIRECTIONS. THE HOOK POINT MUST BE THE FURTHEST POINT TO THE BACK OF TRUCK. HOOK
POINT MUST BE PAST THE BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE
BUMPER. SHORTENING OF THE BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH
TRUCK DRIVER MUST SUPPLY A TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A
MINIMUM OF 3.5 INCHES ACROSS.
6. GASOLINE IS THE ONLY FUEL PERMITTED. NO ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS
O.E.M. NO OPEN HEADERS WILL BE ALLOWED. ABSOLUTELY NO ALCOHOL, NITROUS OXIDE OR OTHER
OXYGEN EXTENDERS. TURBO-BLUE AND CAM-2 ARE PERMITTED. HEADERS ARE APPROVED BUT ALL
EXHAUST MUST RUN THROUGH A MUFFLER SYSTEM. NO SUPERCHARGERS OR TURBOCHARGERS
PERMITTED. SWAPS BETWEEN MANUFACTURERS ARE NOT PERMITTED.
7. NO SOLID SUSPENSIONS ARE PERMITTED. SUSPENSION MUST HAVE A MINIMUM OF TWO INCHES OF
DOWNWARD MOVEMENT AT ALL TIMES. NO BLOCKS ARE ALLOWED BETWEEN AXLE HOUSING AND
TRUCK FRAME THAT WOULD RESTRICT THE NECESSARY TWO INCHES OF MOVEMENT. LIFT KITS ARE
ACCEPTABLE.
8. TRUCK MUST BE STOCK IN APPEARANCE. FLOOR IN BED MUST BE SOLID. THE WHEELBASE MAY
NOT BE CHANGED FROM ORIGINAL MANUFACTURER. WOODEN FLATBEDS ARE PERMITTED.
9. TRANSMISSION & TRANSFER CASE MUST BE O.E.M. AND AVAILABLE IN ONE TON (OR SMALLER)
PICK-UP TRUCKS.
10. DRIVER’S WINDOW MUST BE ROLLED COMPLETELY UP WHILE COMPETING. DRIVERS ARE URGED
TO WEAR A SEATBELT or SHOULDER HARNESS AND A MOTOR SPORT TYPE HELMET WHEN HOOKED TO
THE SLED. PASSENGERS ARE NOT PERMITTED IN THE TRUCK AT ANY TIME EITHER IN THE PITS OR ON
THE TRACK.
LIMITED PRO STOCK -- SUPER FARM TRACTOR RULES
The rules promulgated in these rules are intended as guidelines for the sport of LIMITED PRO STOCK and
SUPER FARM tractor pulling. Each owner or driver who participates in pulling events operated under these rules
is fully responsible for the safety of his equipment. Nothing herein should be construed as a guarantee against
injury or death to participants, crewmen, family members, bystanders or spectators. Each participant at a
Smithton Raceway pulling event must assure that their equipment and replacement equipment throughout the
season meets the safety requirements for this class.
WEIGHT
Limited Pro Stock Tractors: 8700lbs. Super Farm Tractors: 9300lbs.
Weight may be adjusted through the course of the season in order to keep the class competitive
TIRES
Maximum tire size is 24.5. Double Cut Tires are permitted.
ALL TRACTORS are required to have the following approved safety equipment:
1. Driver’s safety uniform shall be the same as Pro Stock Tractor requirements
2. Approved blanket or blow proof bell-housing required. Blanket must be of sufficient size and length to
completely cover the ‘rear most part’ of the bell housing.
3. Clutch must be a high-performance type. Absolutely NO cast iron components allowed.
4. ROPS style roll over protection is required
5. A five-point harness is required (See Pro Stock rules)
6. Approved kill switch is required (See Pro Stock rules)
7. Wheelie bars must support the weight of the tractor
8. All tractors must have side shields
9. All tractors must have fenders
10. A second (safety) hitch is not required for this class.
LIMITED PRO TRACTORS
1. 540 cubic inch maximum
2. No overhead cams. No component rear ends. No aluminum heads. No Intercoolers.
3. OEM intake only. Any exhaust is permitted.
4. OEM stock head for the series of engine used is required.
5. Diesel is the only approved fuel – use of ALCOHOL is strictly prohibited in either the fuel or the water
injection. Each tractor is subject to both fuel and water sampling at each event. Failure to submit to immediate
testing will result in disqualification from that event and barring from competition for the remainder of the season.
6. Pressurized containers for fuel are not permitted.
7. Any tractor using a deck plate must be cube checked prior to the 1st day that the tractor is entered into
competition by a certified official and at the full cost to the owner of the tractor. This may not be done on the same
calendar day as competition!!
8. Tractors are allowed a single (1) turbo charger with any manifold modifications necessary to the mount the
turbo charger. Manifold pressure may be a single stage only.
9. Legality of the injector pump by officials is based on the visual inspection of the outside housing and not
the inner workings of the injector pump.
10. ‘A’ PUMP: Only one plunger per cylinder and one injector per cylinder are permitted. All ‘A’ pumps must
be derived from the German Bosch design. Tractors will weigh in at 8500lbs.
11. ‘P’ PUMP: The use of a ‘P’ Pump in this class in 2008 will be strictly limited to those tractors with a cubic
inch displacement of 400 cubic inches or less. Tractors will weigh in at 9300lbs.
12. No sigma pumps OR MW pumps are permitted.
SUPER FARM TRACTORS
1. 640 cubic inch maximum
2. No overhead cams. No component rear ends. No aluminum heads.
3. Intercoolers are permitted
4. OEM stock intake and exhaust manifolds for that model or series engine.
5. Turbo housing may not be altered to accommodate a smaller foot or base. Such as a T18 with a smaller
foot or base welded to it.
6. Exhaust housing bolt pattern shall be no larger than 2.75 x 3.5 inches.
7. INTAKE –
a) Intake housing to be no larger than 3” at the face of the wheel.
b) Compressor wheel must protrude into 3” bore.
c) Map width enhancement is allowed.
8. EXHAUST –
a) Turbine wheel to be no less than 2.90” in diameter at intersection of turbine wheel face and tip diameter.
b) Turbine housing to be no larger than 3” at intersection of turbine wheel face and tip diameter.
c) All turbine wheel blades to protrude into 3” bore. All air must exit through 3” opening.
d) Exhaust housing will be measured at intersection of turbine wheel face and tip diameter.
9. No waste gates permitted.
10. No variable geometric turbos permitted.
**Tech Officials reserves the right to refuse any turbos that are in question based on the above specifications.
**Any 2nd turbo disqualification will lead to a year and ten day suspension.
11. P-pump with 1 plunger per cylinder. No sigma pumps OR MW pumps are permitted.
SUPER FARM TRACTORS WITHIN THE LIMITED PRO STOCK DIVISION
1. Super Farm Tractors may participate and enjoy the same rights and privileges as Limited Pro Stock
Tractors in all events and at all times in 2008. Super Farm Tractors may collect points and will be full members of
the point race in 2008 and will be eligible for end of season point fund payments.
2. Base weight of 9300lbs. is subject to review and may be altered during the course of the season.
3. Super Farm Tractors will follow ALL rules for the Super Farm class when competing at ALL events in
conjunction with the Limited Pro Stock Tractors.
PRO STREET GASOLINE 4x4 TRUCKS
The rules promulgated in these rules are intended as guidelines for the sport of Pro Street Gasoline 4x4 truck
pulling. These rules have been adopted by Smithton Raceway. for the 2010 season. Nothing herein should be
construed as a guarantee against injury or death to participants, crewmen, family members, bystanders or
spectators. Each participant at a Smithton Raceway’ pulling event must assure that their equipment and
replacement equipment throughout the season meets the requirements for this class.
CLASS REQUIREMENTS
Weight:
6500 LBS. MAXIMUM. WEIGHT WITH DRIVER. ALL VEHICLES MUST CROSS THE SCALES PRIOR TO
PARTICIPATING. FUEL AND WATER MAY NOT BE ADDED AFTER CROSSING THE SCALES – EXCEPT IF
QUALIFIED FOR A PULL-OFF.
Ballast:
ADDITIONAL ADDED WEIGHT IS PERMITTED. HANGING WEIGHTS AND BRACKETS MAY NOT EXTEND MORE
THAN 195 INCHES FROM THE CENTERLINE OF THE REAR AXLE. TRUCKS WITH LONGER WHEELBASES ARE
WELCOME TO PARTICIPATE AND MAY PLACE WEIGHTS INSIDE THE ENGINE COMPARTMENT, BUT NOT
INSIDE THE CAB.
Body/Chassis:
TRUCK EXTERIOR MUST BE STOCK IN APPEARANCE. THE COMPLETE TRUCK BODY MUST HAVE FACTORY
SHEET METAL AND FACTORY GLASS WINDOWS. THE CAB MUST HAVE O.E.M. FIREWALL AND O.E.M.
FLOOR FOR SAFETY. BED FLOOR, INNER AND OUTER SKINS MUST BE OF O.E.M. OR O.E.M.
REPLACEMENT MATERIAL. DESIGN MODIFICATIONS TO REDUCE WEIGHT ARE NOT PERMITTED. WOODEN
FLATBEDS ARE PERMITTED AS LONG AS THEY ARE FACTORY BUILT OR HEAVIER THAN FACTORY BUILT.
FIBERGLASS HOODS AND FIBERGLASS HOOD SCOOPS ARE PERMITTED.
Frame/Suspension:
FACTORY O.E.M. FRAMES ARE REQUIRED. NO TUBE FRAMES OR HOMEMADE FRAMES ARE ACCEPTED. A
SOLID BLOCKED REAR SUSPENSION IS PERMITTED. MUST STILL USE OEM MOUNTING POINTS AND LEAF
SPRINGS. THE UPPER MOUNTING POINT FOR STRUT ASSEMBLIES MUST BE IN THE FACTORY LOCATION.
ADJUSTABLE CASTER/CAMBER PILLOW BALL MOUNTS ARE PERMITTED. THE LOWER CONTROL ARM MAY
BE STRENGTHENED PROVIDED FACTORY-MOUNTING POINTS TO CHASSIS ARE MAINTAINED. THE LOWER
MOUNTING POINT FOR THE STRUT ASSEMBLY MAY BE MODIFIED FOR IMPROVED CASTER OR CAMBER.
STRUT TOWER BRACES, LOWER TIE BARS, SWAY BARS, AND LIMIT STRAPS ARE PERMITTED. TRACTION
BARS AND DEVICES ARE PERMITTED. LIFT KITS ARE ACCEPTABLE.
Wheelbase:
THE VEHICLE MUST RETAIN THE ORIGINAL FACTORY WHEELBASE (+/- 1”); THE WHEELBASE MUST BE
COMPATIBLE TO THE BODY USED.
Engine:
THE MAXIMUM CUBIC INCH WILL BE 540 CU.IN. ENGINE MUST REMAIN IN THE STOCK LOCATION. NO
ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS O.E.M. CAST IRON BLOCKS ONLY, ALUMINIUM
INTAKES ARE PERMITTED. ANY CAST IRON OR CONVENTIONAL TYPE ALUMINIUM CYLINDER HEADS
PERMITTED. NO PRO STOCK TYPE CYLINDER HEADS, SHEET METAL, OR TUNNEL RAM INTAKES
PERMITTED. NO DRY SUMP OILING SYSTEMS. DOMINATOR CARBS ARE PERMITTED. NO TURBOS,
SUPERCHARGERS, INJECTION, EFI, SPLIT OR DUAL CARBS. HEADERS ARE APPROVED BUT ALL EXHAUST
MUST RUN THROUGH A MUFFLER SYSTEM. NO OPEN HEADERS ARE PERMITTED. SWAPS BETWEEN
MANUFACTURERS ARE NOT PERMITTED.
Fuel and Fuel Tanks:
GASOLINE IS THE ONLY TYPE FUEL PERMITTED. TURBO-BLUE AND CAM-2 ARE PERMITTED. E-85
(ETHANOL) IS PERMITTED. ABSOLUTELY NO ALCOHOL, OR OTHER OXYGEN EXTENDERS. FUEL TANKS
MUST IN THE STOCK LOCATION or MAY BE IN THE BED. EXCEPTION: FUEL TANKS MAY ALSO BE MOUNTED
ON THE FRONT, BUT MUST BE COMPLETELY ENCLOSED WITHIN THE WEIGHT BOX AND NOT VISIBLE. IN
THIS CASE A MANUAL FUEL SHUTOFF IS REQUIRED ON THE WEIGHT BOX.
Nitrous Oxide:
NITROUS OXIDE IS PROHIBITED. ALL OTHER OXYGEN EXTENDERS ARE PROHIBITED. SYSTEM
COMPONENTS MUST BE REMOVED FROM THE TRUCK.
Batteries:
BATTERIES MUST BE SECURELY MOUNTED; BATTERIES MUST EITHER BE IN THE STOCK LOCATION OR
THESE MAY BE MOVED INTO THE BED.
Cooling System:
RADIATORS MUST BE IN THE STOCK LOCATION AND AT LEAST OF STOCK SIZE.
Hitch:
THE HITCH POINT WILL BE FROM A “REESE TYPE” HITCH ON A LEVEL PLANE WITH THE POINT OF
ATTACHMENT TO THE TRUCK’S FRAME BEHIND THE PUMPKIN COVER OF THE REAR END. NO OTHER
TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26" FROM GROUND. HITCH
POINT MUST BE HORIZONTAL – PARALLEL TO THE GROUND. NO ANGLED, LEVER, PIVOT, AXIS OR OTHER
TYPES OF ‘TRICK’ HITCHES ARE ALLOWED AND THE HITCH MUST BE STATIONARY IN ALL DIRECTIONS. THE
HOOK POINT MUST BE THE FURTHEST POINT TO THE BACK OF TRUCK. HOOK POINT MUST BE PAST THE
BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE BUMPER. SHORTENING OF THE
BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH TRUCK DRIVER MUST SUPPLY A
TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A MINIMUM OF 3.75 INCHES ACROSS.
Tires:
MAXIMUM TIRE SIZE FOR ALL TRUCKS WILL BE 35x12.50 AS STAMPED. (METRIC CONVERSION OF THIS TIRE
SIZE IS 315/70 OR 315/75). ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT NUMBER
MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO DUAL WHEELS, STUDDED TIRES, TIRE
CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED FOR STREET USE ARE PERMITTED.
Tire Altering:
NO CUT, ALTERED OR SHARPENED TIRES ARE PERMITTED.
Brakes:
FOUR-WHEEL HYDRAULIC BRAKES ARE MANDATORY.
Driveline:
TRANSMISSION AND TRANSFER CASE AND FRONT AND REAR DIFFERENTIALS MUST BE O.E.M. AND
AVAILABLE IN A ONE TON (OR SMALLER) PICK-UP TRUCK. THIS RULE WILL BE ENFORCED BY THE
OFFICIALS IN 2010.
Driveshaft Loops:
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
TRUCKS MUST HAVE AT LEAST SIX INCH WIDE U-JOINT SHIELDS AROUND THE REAR U-JOINTS
CONSTRUCTED OF AT LEAST 1/4 INCH STEEL OR 3/8 INCH ALUMINUM THAT WILL SAFELY CONTAIN THE U-
JOINT AND THE ENDS OF EACH SHAFT. IN ADDITION THERE WILL BE AT LEAST ONE SHAFT LOOP IN THE
MIDDLE OF THE DRIVE SHAFT. ALL SHIELDS MUST BE SECURELY MOUNTED TO THE VEHICLE. ANY FRONT
SHAFT U-JOINT THAT IS VISIBLE FROM THE SIDE OF THE TRUCK MUST BE SHIELDED TO CONTAIN THE U-
JOINT AND THE END OF THE SHAFT.
Flywheel Shield (Manual Transmissions):
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
ALL VEHICLES EQUIPPED WITH A MANUAL TRANSMISSION MUST HAVE A FLYWHEEL SHIELD. APPLICATIONS
FOR WHICH A FLYWHEEL SHIELD IS NOT AVAILABLE MAY USE A PROPERLY ATTACHED BLANKET THAT
COMPLETELY COVERS THE BELL HOUSING. IT MUST BE ATTACHED TO THE BLOCK AND EXTEND
REARWARD TO THE TRANSMISSION WITH A MINIMUM SIX INCH OVERLAP WHERE IT IS FASTENED.
Transmission, Manual:
NON-OEM TRANSMISSIONS ARE PROHIBITED. A CLUTCH MEETING MINIMUM SFI SPEC 1.1 OR 1.2 IS
MANDATORY ON ALL VEHICLES. ALL TRANSMISSIONS MUST BE CLUTCH ASSISTED. SEQUENTIAL SHIFTERS
ARE PROHIBITED.
Automatic Transmission Blanket:
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
MUST USE A PROPERLY ATTACHED BLANKET THAT COMPLETELY COVERS THE BELL HOUSING. IT MUST
BE ATTACHED TO THE BLOCK AND EXTEND REARWARD TO THE TRANSMISSION WITH A MINIMUM SIX INCH
OVERLAP WHERE IT IS FASTENED.
Driver Restraint System:
THE OEM RESTRAINT SYSTEM IS MANDATORY AND MUST BE UTILIZED WHEN HOOKED TO SLED.
Helmet:
MOTOR SPORT TYPE HELMET IS REQUIRED FOR ALL DRIVERS OF TRUCKS THAT ARE NOT CURRENTLY
LICENSED, INSURED AND INSPECTED FOR STREET USE.
Engine Cube Checking:
OFFICIALS MAY (AT THEIR DISCRETION) USE A PUMP TO CHECK CUBIC INCHES. THE USA-EAST
PROTEST RULE WILL BE IN EFFECT FOR THIS CLASS OF COMPETITION.
Event Operation:
DRIVER’S WINDOW MUST BE ROLLED COMPLETELY UP WHILE COMPETING. OTHER WINDOWNS ON THE
TRUCK MAY BE LOWERED HALF-WAY. PASSENGERS ARE NOT PERMITTED IN THE TRUCK AT ANY TIME
EITHER IN THE PITS OR ON THE TRACK
Class Jumping:
TRUCKS MAY COLLECT POINTS IN BOTH THE PRO STREET GASOLINE CLASS AND THE RWYB
CLASS. ANY TRUCK THAT COMPETES IN THE PRO STREET GASOLINE DIVISION IN 2010 WILL
BE RESTRICTED FROM COMPETITION IN THE STREET STOCK 4X4 DIVISION AT USA-EAST PULLS.
Credentials:
• MEMBERSHIPS ARE NOT REQUIRED IN ORDER TO ENTER AND PARTICIPATE. A CURRENT AND
VALID MEMBERSHIP WITH THE USA-EAST SANCTIONING BODY IS REQUIRED IN ORDER
TO COLLECT POINTS.
• ALL DRIVERS MUST HAVE A VALID STATE DRIVER’S LICENSE.
• TRUCKS IN THIS CLASS DO NOT HAVE TO BE LICENSED OR INSPECTED OR INSURED.
• ANY STREET LICENSED TRUCK THAT CHOOSES TO ENTER THIS CLASS MUST BE FULLY LICENSED
AND INSURED.
MODIFIED 4x4 TRUCKS {RWYB SERIES}
This is an open modified 4x4 truck class available to owners of trucks that may or may not be licensed for the
highway. Trucks do not have to be registered in order to compete in this class. Trucks may be hauled to the
pulling site.
ANY PRO STREET DIESEL 4X4 TRUCK THAT IS ALTERED OR MODIFIED FROM PRO STREET DIESEL RULES
WILL WEIGH 7800LBS AND THAT TRUCK WILL BE REQUIRED TO RETURN TO THE EXACT RULES FOR PRO
STREET DIESEL CLASS IN ORDER TO COMPETE IN THE PRO STREET DIESEL CLASS.
The provision for ‘bumping up’ from the STREET LICENSED CLASSES lies with the head official and may or may
not be available at every event. Trucks that regularly ‘bump up’ will be required to have full safety equipment.
Weight Class:
GASOLINE TRUCKS: 7300lbs DIESEL TRUCKS: 7800lbs
Weights may be adjusted by the officials during the season in order to keep the class competitive.
Weights:
Added weights are permitted. Hanging weights may not extend more than 60 inches from the centerline of the
front axle. Any loss of ballast while hooked to the sled is cause for disqualification. No fuel or water may be added
to the truck after it has crossed the scales.
Hitch:
The hitch must be stationary in all directions. The hitch's height from the ground may not exceed 26 inches. The
length of the hitch measured from the center of the rear axle to the hitch point may be no shorter than 27% of the
actual wheelbase of the truck. The area where the hook point is at must be free and clear of any obstructions. A
truck may compete with a Reese style hitch or may pull from the bumper as long as it meets the 27% rule. The
hooking point must have a minimum 3.5 inch inside diameter opening. No lever, pivot, axis or other types of ‘trick’
hitches are prohibited. No vertical hitches, all hitches must be 33 degrees or less parallel to the ground. A
second hitch is not required in this class.
Throttle:
Either the normal foot throttle or an approved spring-loaded hand throttle will be permitted in this class. (See
General Rules)
Kill Switch:
All trucks must be equipped with a Kill Switch per USA-EAST General Rules.
Tires:
Maximum tire size for all trucks will be 35 x 12.50R with a maximum ground contact patch or footprint of no larger
than 10.5” Tires must be DOT street-approved tires with the DOT number made visible by highlighting so that
officials can easily see the number. Any tire without a DOT number is prohibited. Cut tires are not permitted.
Studded tires and chains are not permitted. Dual rear wheels are ONLY permitted for DIESEL trucks that
completely meet all the rules for the Pro Street division, Dual wheels must fit within the original wheel wells for a
dually pick-up. An original equipment bed is required for all dual wheel applications.
Engines:
Any Cast Iron OEM Block, or any Cast Iron OEM race or OEM reproduction performance block is permitted. The
engine must be able to support a stock crank (although a stock crank is not required). Open headers are
permitted. Any cast iron or aluminum or sheet metal intake is permitted. Unlimited engine swaps between or
within manufacturers are permitted. The engine must be in the stock location compartment. The engine, if
moved forward, must be behind the stock position of the front grill as intended by manufacturer. Grill position
must be stock and may not be altered. If engine is moved forward, the rear (back) of the engine block must be a
minimum of twelve inches (12") behind the centerline of the front axle. Mini Trucks (S-10, Ranger, Dakota, etc.)
are permitted to run V-8 engines - location to be the same as full-sized trucks.
GASOLINE ENGINES must be naturally aspirated – no superchargers or turbochargers. The use of a “split
carburetor” will be permitted. The fuel may be any pump gasoline or any racing type gasoline. No cubic inch
limits.
DIESEL ENGINES are restricted to 6 cylinder and 8 cylinder compression ignition engines. No cubic inch limits are
in place. Diesel engine must have been available in a one ton or less truck from the factory. The fuel must be
pump #1/#2 diesel only. Soy or Bio-diesel fuel is permitted. Diesel engines may use an unlimited size single (1)
turbo charger OR may use a twin turbo set-up with each turbo to measure no more than 3.00 inches at the
inducer measured closest to the wheel. Compressor wheel must protrude into three inch bore. A Diesel engine
truck running with out a muffler must have cross bolts installed in their exhaust system. All inline turbocharged
engines must have one cable totally surrounding the engine block and head.
a) The cable will be 3/8 inch diameter and lie between the 1st and 2nd cylinders.
b) Cable must pass through the exhaust manifold port area.
c) Cable must have a minimum of two clamps at all splices.
d) Cable will have 4” to 6” inches of slack.
Master Cutoff – Diesel Engines:
A sled- and driver- operated spring loaded emergency air shut off is mandatory. The cable must terminate into a
two inch diameter steel ring.
Fuel cutoff – Diesel Engines:
All trucks must be equipped with a driver operated fuel shutoff capable of blocking fuel flow to the injection pump.
A three way dump valve is required.
Driveshaft Loops:
All trucks must have at least six inch wide u-joint shields around the rear u-joints constructed of at least 1/4 inch
steel or 3/8 inch aluminum that will safely contain the u-joint and the ends of each shaft. In addition there will be at
least one shaft loop in the middle of the drive shaft. All shields must be securely mounted to the vehicle. Any front
shaft u-joint that is visible from the side of the truck must be shielded to contain the u-joint and the end of the shaft.
Flywheel Shield:
All vehicles equipped with a manual transmission must have a flywheel shield labeled as meeting minimum SFI
Spec 6.3 or greater. Applications for which an SFI Spec flywheel shield is not available may use a properly
attached SFI 4.1 or 4.2 blanket that completely covers the bell housing may be used in place of the shield; it must
be attached to the block and extend rearward to the transmission with a minimum six inch overlap where it is
fastened.
Transmission, Manual:
After market transmissions and transfer cases are permitted. A clutch meeting minimum SFI Spec 1.1 or 1.2 is
mandatory on all vehicles that are collecting points. All transmissions must be clutch assisted. Sequential shifters
are prohibited.
Transmission, Automatic:
Aftermarket transmissions are permitted. Aftermarket torque converters, valve bodies and internal components
are permitted. Transmission brakes are prohibited. Any non-OEM floor-mounted automatic transmission shifter
must be equipped with a spring-loaded positive reverse lockout device to prevent the shifter from accidentally
being put into reverse gear. A functional neutral safety switch is mandatory. All transmission lines must be metallic
or high-pressure type hose. All vehicles with engines running 4500 RPM or more and using an automatic
transmission must be equipped with a transmission shield meeting SFI Spec 4.1 and must be labeled accordingly.
A blanket-type shield, appropriately labeled as meeting SFI Spec 4.1 and extending from the rear of the block to
front of tail housing with a minimum six inch overlap where it is fastened, is permitted. All non-blanket-type shields
must incorporate two (or one, per manufacturer’s instructions) 3/4 inch by 1/8 inch straps that bolt to the shield on
each side and pass under the transmission pan unless the transmission pan is labeled as meeting SFI Spec 4.1.
All vehicles with engines running 4500 RPM or more and using an automatic transmission must be equipped with a
flex plate meeting SFI Spec 29.1 and be covered by a flex plate shield meeting SFI Spec 30.1.
Fuels and additives:
Alcohol in any form is prohibited. Nitrous oxide is prohibited. Propane is prohibited. All other oxygen extenders are
prohibited. System components used for these banned substances must be fully removed from the truck. Fuel
checks may be taken at any time by the officials.
Exhaust:
The exhaust on a GASOLINE vehicle may exit downward at the back of the truck or directly out the back of the
truck or straight up through the hood of the truck or straight up at the back of the cab.
All DIESEL vehicles must be equipped so as to direct exhaust upward. Exhaust through the hood is permitted.
Two 3/8 inch diameter bolts must be placed in a cross pattern within one inch of each other as close to the final
turbo as is practical.
Driveline:
After market transmissions and transfer cases are permitted.
Suspension:
No suspension is required. A solid suspension is permitted. Lift Kits are acceptable.
Body:
The body must be the OEM truck body with any OEM legal wheelbase. A wooden flatbed is permitted in this class
except for dual wheel applications.
Firewall:
The OEM firewall is mandatory.
Floor:
The OEM floor pan, front to rear of cab area, is mandatory. Removable sections are permitted.
Batteries:
Batteries must be securely mounted; they may not be located in the driver compartment.
Helmet:
Driver must wear a helmet meeting Snell 85, 90, 95, 2000, K98 or SFI Spec 31.1 or 41.1 standards.
Driver Restraint System:
The OEM restraint system is mandatory and must be worn.
2010 Diesel Truck Pulling Rules
STREET DIESEL
8,000 LBS.
General Rules Apply
1. A technical safety inspection required before pull.
2. Must be state licensed and inspected and insurance card.
3. Street Diesel trucks must be driven in.
4. Tires must be dot tire ( no cut tires).
5. Duals allowed on dually trucks only.
6. Turbo, stock appearing no swapping between makes
7. Factory DPF trucks must retain DPF systems.
7. NO drugs or water injection #2 fuel only.
8. NO front weights or heavy front bumpers.
9. Factory snow plow or winch brackets (NO winch allowed).
10. Weights in bed only. No weights in cab.
11. Must be drivin, no trailering street trucks in.
12. No frame or suspension modifications.
13. No suspension add ons, No air bags , No Traction Bars, No helper springs.
14. Exhaust will exit rear of truck or vertical stacks behind cab.
15. Reese style hitch, or bumper pulling hitches.
16. No vertical hitches. 3.5 twisted clevis or equivalent opening to allow sled hook. 26” hitch
height.
17. Driver who fails to hold position in line will forfeit his points for that class.
18. All decisions of officials are FINAL!!!
HOT STREET DIESEL
8,000 lbs.
General Rules Apply
1. A technical safety inspection required before pull.
2. Must be state licensed and inspected and insurance card.
3. Fire Extinguisher required in cab.
4. Tires must be DOT 35-12.50 limit (no cut tires).
5. Duals allowed.
6. Track width of truck must be no more than 96"
7. Turbo limit 2.6 inducer bore, bushings, steped covers allowed.
8. Fuel nothing allowed other than #2 fuel only and water injection.
9. Fuel injection pumps must be OE style pumps. Pump swaps allowed, DUal cp3s and HPOP's allowed, NO ag
governers.
10. Front Hanging weights allowed.
11. Weights will be no more than 60” from center of front diff.
12. No weights in cab.
13. Suspension traction bars, straps, airbags etc. are allowed
14. No solid suspension, removeable or adjustable stops are allowed.
15. Exposed u-joints must be shielded. ( ujoints visiable from side of truck)
16. Exhaust cannot exit toward spectators. Exhaust must exit to rear of truck or vertical stacks
behind cab any diameter.
17. Reese style hitch, no trick hitches, no vertical hitches, 3.5 twisted clevis or equivalent
opening to allow sled hook. 26” hitch height.
18. Driver who fails to hold position in line will forfeit his points for that class.
19. All decisions of officials are FINAL!!!
OPEN DIESEL
8,000 lbs.
General Rules Apply
1. A technical safety inspection required before pull.
2. Fire Extinguisher required in cab.
3. Helmets, seat belts, fire suits required.
4. Safety blanket on automatic transmissions and standard transmissions turning more than 4500rpms.
5. SFI approved FLywheel/clutch on standard transmissions.
6. Crank shaft damper shield required unless a SFI damper is used.
7. Kill switch required and or air shut off.
8. Drive shaft loops required. U-joint guards required.
9. Track width of truck must not exceed 102".
10. Pulling tires and Cut tires allowed
11. Turbo unlimited single or 3.2 atmosphere twin.
12. Must have 2 3/8" bolts in a cross pattern as close to the turbocharger exhaust outlet as possiable.
13. Hanging weights allowed. Weights will be no more than 60” from center of front diff.
14. Solid suspension allowed.
15. Exhaust anything vertical.
16. Hitch height 26”.
17. Pulling hitches allowed.
18. No vertical hitches allowed.
19. Fuel: Diesel, Nitrous, Propane, water/meth.
20. Driver who fails to hold position in line will forfeit his points for that class.
21. All decisions of officials are FINAL!!!
Tech avaliable,
Stacy Poole-304-692-7014
Caleb Baker-724-493-7639
Kevin Barr-304-282-7405
Charles Reckart-724-317-7430
Jamie Lent-724-323-4998
Mat Wiliams-814-442-6720
Andy Sebek-724-972-6073
The rules promulgated in these rules are intended as guidelines for the sport of Street Licensed Gasoline 4x4
truck pulling. These rules have been adopted by Smithton Raceway. for the 2010 season. Nothing herein should
be construed as a guarantee against injury or death to participants, crewmen, family members, bystanders or
spectators. Each participant at a Smithton Raceway pulling event must assure that their equipment and
replacement equipment throughout the season meets the requirements for this class.
1. THIS IS A STREET LEGAL 4X4 TRUCK CLASS AVAILABLE TO CURRENTLY LICENSED OWNERS OF
GASOLINE-FUELED TRUCKS THAT ARE LEGAL FOR HIGHWAY USE. THIS CLASS IS DESIGNED FOR THE
LOCAL ‘DAILY DRIVER’ TRUCK WITH THE INTENT TO PROVIDE AN OPPORTUNITY FOR AN ENTRY LEVEL
CLASS FOR GASOLINE 4X4 TRUCKS. ANY TRUCK THAT DOMINATES THIS CLASS MAY BE REQUIRED TO
COMPETE WITHOUT THE OPPORTUNITY TO WIN TROPHIES AND/OR CASH PAYMENTS.
2. IF YOUR TRUCK IS STREET LEGAL AND IS BUILT TO THE RULES SET FORTH HEREIN, YOU CAN
ENTER THIS CLASS. REGISTRATION PAPERS ARE REQUIRED TO PROVE THAT THE TRUCK IS LICENSED
FOR STREET USE. A LICENSE PLATE WITH A CURRENT STICKER TAG IS REQUIRED TO BE AFFIXED TO
THE TRUCK. REGISTRATION PAPERS AND LICENSE PLATE AND STICKER TAG MUST MATCH. WHERE
APPLICABLE, A CURRENT INSPECTION STICKER IS REQUIRED. TRUCKS MAY BE HAULED TO THE PULL.
3. TRUCK MUST BE STOCK IN APPEARANCE. THE TRUCK SHOULD LOOK AND SOUND LIKE AN
EVERYDAY ROAD-USE VEHICLE. ENGINE MUST IDLE SMOOTH, NO ROUGH OR CHOPPY IDLE. FLOOR IN
BED MUST BE SOLID. THE WHEELBASE MAY NOT BE CHANGED FROM ORIGINAL MANUFACTURER.
WOODEN FLATBEDS ARE PERMITTED. ALL BODY PANELS INCLUDING IN THE INNER AND OUTER SKINS OF
THE TRUCKS BED WELL AS THE FLOOR OF TRUCK BED MUST BE O.E.M OR HEAVIER BUILT. FIBERGLASS
HOODS AND/OR FIBERGLASS HOOD SCOOPS ARE PERMITTED. OTHER DESIGN MODIFICATIONS TO
REDUCE WEIGHT ARE NOT PERMITTED.
4. USA-TECH OFFICIALS RESERVES THE RIGHT TO DETERMINE LEGALITY OF TRUCK BY VARIOUS
METHODS
5. WEIGHT CLASS IS 6400 POUNDS. NO WEIGHT BRACKETS OR HANGING WEIGHTS ALLOWED ON
FRONT OF VEHICLES. WEIGHTS MUST BE IN THE BED OF THE TRUCK ONLY AND SECURELY FASTENED OR
CONTAINED SAFELY THEREIN. NO WEIGHTS ALLOWED UNDER HOOD OR IN THE WHEEL WELLS. NO
WEIGHTS MAY BE SUSPENDED UNDER THE BODY/CHASSIS OR BEHIND PANELS/PARTS.
6. NORMAL STREET LEGAL TIRES (AS PROVIDED BY AND INTENDED BY MANUFACTURER) ARE
REQUIRED. NO DUAL WHEELS, STUDDED TIRES, TIRE CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED
FOR STREET USE ARE PERMITTED. ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT
NUMBER MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO CUT, ALTERED OR SHARPENED
TIRES.
7. FRONT BUMPERS MUST BE FACTORY STOCK. NO WEIGHTED FRONT DEVICES ARE PERMITTED -
THIS INCLUDES BUT IS NOT LIMITED TO: HOMEMADE BUMPERS, BRUSH GUARDS AND WINCHES. LOWER
BRACKETS (ONLY) FOR SNOW PLOW FRAMES ARE PERMITTED SO LONG AS NO MODIFICATIONS THAT
WOULD ADD WEIGHT ARE DETERMINED. AN UNALTERED DECORATIVE BRUSH GUARD MAY BE PERMITTED
AT THE OPTION OF THE HEAD OFFICIAL. A TRUCK IS PERMITTED TO COMPETE WITHOUT A FRONT
BUMPER.
8. A REAR BUMPER OR ‘REESE STYLE’ HITCH IS THE ONLY ACCEPTABLE TYPE OF HITCH. NO OTHER
TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26" FROM GROUND. HOOK
POINT MUST BE PAST THE BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE
BUMPER. SHORTENING OF THE BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH
TRUCK DRIVER MUST SUPPLY A TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A
MINIMUM OF 3.75 INCHES ACROSS.
9. GASOLINE IS THE ONLY FUEL PERMITTED. GASOLINE TANK MUST BE IN THE FACTORY LOCATION
NO ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS O.E.M. NO ALUMINUM HEADS ARE PERMITTED
UNLESS O.E.M. ABSOLUTELY NO ALCOHOL, NITROUS OXIDE OR OTHER OXYGEN EXTENDERS. TURBO-
BLUE AND CAM-2 ARE PERMITTED. HEADERS WITH A MAXIMUM TUBE SIZE OF 1.750” ARE APPROVED BUT
ALL EXHAUST MUST RUN THROUGH A MUFFLER SYSTEM. NO OPEN HEADERS WILL BE ALLOWED. NO
FENDER WHEEL OR RACING STYLE HEADERS. NO SUPERCHARGERS OR TURBOCHARGERS PERMITTED.
SWAPS BETWEEN MANUFACTURERS ARE NOT PERMITTED.
10. NO DOMINATOR, DEMON, OR ANY OTHER RACING CARBURETTORS. ALL CARBURETTORS MUST
HAVE CHOKE HORNS AND FUNCTIONING CHOKES.
11. AIR CLEANERS ARE REQUIRED. BATTERY MUST REMAIN INSIDE THE ENGINE COMPARTMENT AND
MUST BE SECURELY FASTENED.
12. NO SOLID SUSPENSIONS ARE PERMITTED. NO TRACTION BARS ARE PERMITTED. SUSPENSION
MUST HAVE A MINIMUM OF TWO INCHES OF DOWNWARD MOVEMENT AT ALL TIMES. NO BLOCKS ARE
ALLOWED BETWEEN AXLE HOUSING AND TRUCK FRAME THAT WOULD RESTRICT THE NECESSARY TWO
INCHES OF MOVEMENT. IF A TRUCK HAS AIRBAGS, THE SYSTEM MUST BE DISABLED.
13. TRANSMISSION & TRANSFER CASE MUST BE O.E.M. AND AVAILABLE IN ONE TON (OR SMALLER)
TRUCKS. POSI-TRACTION CARRIERS ARE PERMITTED. NO WELDED CARRIERS OR SPOOLS PERMITTED IN
FRONT OR REAR DIFFERENTIAL.
14. DRIVER’S WINDOW MUST BE ROLLED UP SO THAT NO MORE THAN THREE INCHES OF AIR SPACE
IS VISIBLE WHILE COMPETING. DRIVERS MUST WEAR A SEATBELT or SHOULDER HARNESS WHEN HOOKED
TO THE SLED. PASSENGERS ARE NOT PERMITTED AT ANY TIME EITHER IN THE PITS OR ON THE TRACK.
STREET LICENSED GASOLINE 4X4 TRUCKS
1. THIS IS AN OPEN STREET LEGAL 4X4 TRUCK CLASS AVAILABLE TO CURRENTLY LICENSED OWNERS
OF GASOLINE-FUELED TRUCKS THAT ARE LEGAL FOR HIGHWAY USE. IF YOUR TRUCK IS STREET LEGAL
AND IS BUILT TO THE RULES SET FORTH HEREIN, YOU CAN ENTER THIS CLASS. REGISTRATION PAPERS
ARE REQUIRED TO PROVE THAT THE TRUCK IS LICENSED FOR STREET USE. A LICENSE PLATE WITH A
CURRENT STICKER TAG IS REQUIRED TO BE AFFIXED TO THE TRUCK. REGISTRATION PAPERS AND
LICENSE PLATE AND STICKER TAG MUST MATCH. WHERE APPLICABLE, A CURRENT INSPECTION STICKER
IS REQUIRED. TRUCKS MAY BE HAULED TO THE PULL.
2. WEIGHT CLASS IS 6200 POUNDS. NO WEIGHT BRACKETS OR HANGING WEIGHTS ALLOWED ON
FRONT OF VEHICLES. WEIGHTS MUST BE IN CARGO AREA ONLY AND SECURELY FASTENED OR
CONTAINED SAFELY THEREIN. NO WEIGHTS ALLOWED UNDER HOOD OR IN THE WHEEL WELLS. NO
WEIGHTS MAY BE SUSPENDED UNDER THE BODY/CHASSIS OR BEHIND PANELS/PARTS.
3. NO DUAL WHEELS, STUDDED TIRES, TIRE CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED FOR
STREET USE ARE PERMITTED. ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT
NUMBER MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO CUT, ALTERED OR SHARPENED
TIRES.
4. FRONT BUMPERS MUST BE UNALTERED FACTORY STOCK. NO WEIGHTED FRONT DEVICES ARE
PERMITTED - THIS INCLUDES BUT IS NOT LIMITED TO: HOMEMADE BUMPERS, BRUSH GUARDS AND
WINCHES. LOWER BRACKETS (ONLY) FOR SNOW PLOW FRAMES ARE PERMITTED SO LONG AS NO
MODIFICATIONS THAT WOULD ADD WEIGHT ARE DETERMINED. AN UNALTERED DECORATIVE BRUSH
GUARD MAY BE PERMITTED AT THE OPTION OF THE HEAD OFFICIAL. A TRUCK IS PERMITTED TO
COMPETE WITHOUT A FRONT BUMPER.
5. THE HITCH POINT WILL BE FROM THE REAR BUMPER ONLY OR FROM A “REESE TYPE” HITCH ON A
LEVEL PLANE WITH THE POINT OF ATTACHMENT TO THE TRUCK’S FRAME BEHIND THE PUMPKIN OF THE
REAR END. NO OTHER TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26"
FROM GROUND. HITCH POINT MUST BE HORIZONTAL – PARALLEL TO THE GROUND. NO ANGLED, LEVER,
PIVOT, AXIS OR OTHER TYPES OF ‘TRICK’ HITCHES ARE ALLOWED AND THE HITCH MUST BE STATIONARY
IN ALL DIRECTIONS. THE HOOK POINT MUST BE THE FURTHEST POINT TO THE BACK OF TRUCK. HOOK
POINT MUST BE PAST THE BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE
BUMPER. SHORTENING OF THE BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH
TRUCK DRIVER MUST SUPPLY A TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A
MINIMUM OF 3.5 INCHES ACROSS.
6. GASOLINE IS THE ONLY FUEL PERMITTED. NO ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS
O.E.M. NO OPEN HEADERS WILL BE ALLOWED. ABSOLUTELY NO ALCOHOL, NITROUS OXIDE OR OTHER
OXYGEN EXTENDERS. TURBO-BLUE AND CAM-2 ARE PERMITTED. HEADERS ARE APPROVED BUT ALL
EXHAUST MUST RUN THROUGH A MUFFLER SYSTEM. NO SUPERCHARGERS OR TURBOCHARGERS
PERMITTED. SWAPS BETWEEN MANUFACTURERS ARE NOT PERMITTED.
7. NO SOLID SUSPENSIONS ARE PERMITTED. SUSPENSION MUST HAVE A MINIMUM OF TWO INCHES OF
DOWNWARD MOVEMENT AT ALL TIMES. NO BLOCKS ARE ALLOWED BETWEEN AXLE HOUSING AND
TRUCK FRAME THAT WOULD RESTRICT THE NECESSARY TWO INCHES OF MOVEMENT. LIFT KITS ARE
ACCEPTABLE.
8. TRUCK MUST BE STOCK IN APPEARANCE. FLOOR IN BED MUST BE SOLID. THE WHEELBASE MAY
NOT BE CHANGED FROM ORIGINAL MANUFACTURER. WOODEN FLATBEDS ARE PERMITTED.
9. TRANSMISSION & TRANSFER CASE MUST BE O.E.M. AND AVAILABLE IN ONE TON (OR SMALLER)
PICK-UP TRUCKS.
10. DRIVER’S WINDOW MUST BE ROLLED COMPLETELY UP WHILE COMPETING. DRIVERS ARE URGED
TO WEAR A SEATBELT or SHOULDER HARNESS AND A MOTOR SPORT TYPE HELMET WHEN HOOKED TO
THE SLED. PASSENGERS ARE NOT PERMITTED IN THE TRUCK AT ANY TIME EITHER IN THE PITS OR ON
THE TRACK.
LIMITED PRO STOCK -- SUPER FARM TRACTOR RULES
The rules promulgated in these rules are intended as guidelines for the sport of LIMITED PRO STOCK and
SUPER FARM tractor pulling. Each owner or driver who participates in pulling events operated under these rules
is fully responsible for the safety of his equipment. Nothing herein should be construed as a guarantee against
injury or death to participants, crewmen, family members, bystanders or spectators. Each participant at a
Smithton Raceway pulling event must assure that their equipment and replacement equipment throughout the
season meets the safety requirements for this class.
WEIGHT
Limited Pro Stock Tractors: 8700lbs. Super Farm Tractors: 9300lbs.
Weight may be adjusted through the course of the season in order to keep the class competitive
TIRES
Maximum tire size is 24.5. Double Cut Tires are permitted.
ALL TRACTORS are required to have the following approved safety equipment:
1. Driver’s safety uniform shall be the same as Pro Stock Tractor requirements
2. Approved blanket or blow proof bell-housing required. Blanket must be of sufficient size and length to
completely cover the ‘rear most part’ of the bell housing.
3. Clutch must be a high-performance type. Absolutely NO cast iron components allowed.
4. ROPS style roll over protection is required
5. A five-point harness is required (See Pro Stock rules)
6. Approved kill switch is required (See Pro Stock rules)
7. Wheelie bars must support the weight of the tractor
8. All tractors must have side shields
9. All tractors must have fenders
10. A second (safety) hitch is not required for this class.
LIMITED PRO TRACTORS
1. 540 cubic inch maximum
2. No overhead cams. No component rear ends. No aluminum heads. No Intercoolers.
3. OEM intake only. Any exhaust is permitted.
4. OEM stock head for the series of engine used is required.
5. Diesel is the only approved fuel – use of ALCOHOL is strictly prohibited in either the fuel or the water
injection. Each tractor is subject to both fuel and water sampling at each event. Failure to submit to immediate
testing will result in disqualification from that event and barring from competition for the remainder of the season.
6. Pressurized containers for fuel are not permitted.
7. Any tractor using a deck plate must be cube checked prior to the 1st day that the tractor is entered into
competition by a certified official and at the full cost to the owner of the tractor. This may not be done on the same
calendar day as competition!!
8. Tractors are allowed a single (1) turbo charger with any manifold modifications necessary to the mount the
turbo charger. Manifold pressure may be a single stage only.
9. Legality of the injector pump by officials is based on the visual inspection of the outside housing and not
the inner workings of the injector pump.
10. ‘A’ PUMP: Only one plunger per cylinder and one injector per cylinder are permitted. All ‘A’ pumps must
be derived from the German Bosch design. Tractors will weigh in at 8500lbs.
11. ‘P’ PUMP: The use of a ‘P’ Pump in this class in 2008 will be strictly limited to those tractors with a cubic
inch displacement of 400 cubic inches or less. Tractors will weigh in at 9300lbs.
12. No sigma pumps OR MW pumps are permitted.
SUPER FARM TRACTORS
1. 640 cubic inch maximum
2. No overhead cams. No component rear ends. No aluminum heads.
3. Intercoolers are permitted
4. OEM stock intake and exhaust manifolds for that model or series engine.
5. Turbo housing may not be altered to accommodate a smaller foot or base. Such as a T18 with a smaller
foot or base welded to it.
6. Exhaust housing bolt pattern shall be no larger than 2.75 x 3.5 inches.
7. INTAKE –
a) Intake housing to be no larger than 3” at the face of the wheel.
b) Compressor wheel must protrude into 3” bore.
c) Map width enhancement is allowed.
8. EXHAUST –
a) Turbine wheel to be no less than 2.90” in diameter at intersection of turbine wheel face and tip diameter.
b) Turbine housing to be no larger than 3” at intersection of turbine wheel face and tip diameter.
c) All turbine wheel blades to protrude into 3” bore. All air must exit through 3” opening.
d) Exhaust housing will be measured at intersection of turbine wheel face and tip diameter.
9. No waste gates permitted.
10. No variable geometric turbos permitted.
**Tech Officials reserves the right to refuse any turbos that are in question based on the above specifications.
**Any 2nd turbo disqualification will lead to a year and ten day suspension.
11. P-pump with 1 plunger per cylinder. No sigma pumps OR MW pumps are permitted.
SUPER FARM TRACTORS WITHIN THE LIMITED PRO STOCK DIVISION
1. Super Farm Tractors may participate and enjoy the same rights and privileges as Limited Pro Stock
Tractors in all events and at all times in 2008. Super Farm Tractors may collect points and will be full members of
the point race in 2008 and will be eligible for end of season point fund payments.
2. Base weight of 9300lbs. is subject to review and may be altered during the course of the season.
3. Super Farm Tractors will follow ALL rules for the Super Farm class when competing at ALL events in
conjunction with the Limited Pro Stock Tractors.
PRO STREET GASOLINE 4x4 TRUCKS
The rules promulgated in these rules are intended as guidelines for the sport of Pro Street Gasoline 4x4 truck
pulling. These rules have been adopted by Smithton Raceway. for the 2010 season. Nothing herein should be
construed as a guarantee against injury or death to participants, crewmen, family members, bystanders or
spectators. Each participant at a Smithton Raceway’ pulling event must assure that their equipment and
replacement equipment throughout the season meets the requirements for this class.
CLASS REQUIREMENTS
Weight:
6500 LBS. MAXIMUM. WEIGHT WITH DRIVER. ALL VEHICLES MUST CROSS THE SCALES PRIOR TO
PARTICIPATING. FUEL AND WATER MAY NOT BE ADDED AFTER CROSSING THE SCALES – EXCEPT IF
QUALIFIED FOR A PULL-OFF.
Ballast:
ADDITIONAL ADDED WEIGHT IS PERMITTED. HANGING WEIGHTS AND BRACKETS MAY NOT EXTEND MORE
THAN 195 INCHES FROM THE CENTERLINE OF THE REAR AXLE. TRUCKS WITH LONGER WHEELBASES ARE
WELCOME TO PARTICIPATE AND MAY PLACE WEIGHTS INSIDE THE ENGINE COMPARTMENT, BUT NOT
INSIDE THE CAB.
Body/Chassis:
TRUCK EXTERIOR MUST BE STOCK IN APPEARANCE. THE COMPLETE TRUCK BODY MUST HAVE FACTORY
SHEET METAL AND FACTORY GLASS WINDOWS. THE CAB MUST HAVE O.E.M. FIREWALL AND O.E.M.
FLOOR FOR SAFETY. BED FLOOR, INNER AND OUTER SKINS MUST BE OF O.E.M. OR O.E.M.
REPLACEMENT MATERIAL. DESIGN MODIFICATIONS TO REDUCE WEIGHT ARE NOT PERMITTED. WOODEN
FLATBEDS ARE PERMITTED AS LONG AS THEY ARE FACTORY BUILT OR HEAVIER THAN FACTORY BUILT.
FIBERGLASS HOODS AND FIBERGLASS HOOD SCOOPS ARE PERMITTED.
Frame/Suspension:
FACTORY O.E.M. FRAMES ARE REQUIRED. NO TUBE FRAMES OR HOMEMADE FRAMES ARE ACCEPTED. A
SOLID BLOCKED REAR SUSPENSION IS PERMITTED. MUST STILL USE OEM MOUNTING POINTS AND LEAF
SPRINGS. THE UPPER MOUNTING POINT FOR STRUT ASSEMBLIES MUST BE IN THE FACTORY LOCATION.
ADJUSTABLE CASTER/CAMBER PILLOW BALL MOUNTS ARE PERMITTED. THE LOWER CONTROL ARM MAY
BE STRENGTHENED PROVIDED FACTORY-MOUNTING POINTS TO CHASSIS ARE MAINTAINED. THE LOWER
MOUNTING POINT FOR THE STRUT ASSEMBLY MAY BE MODIFIED FOR IMPROVED CASTER OR CAMBER.
STRUT TOWER BRACES, LOWER TIE BARS, SWAY BARS, AND LIMIT STRAPS ARE PERMITTED. TRACTION
BARS AND DEVICES ARE PERMITTED. LIFT KITS ARE ACCEPTABLE.
Wheelbase:
THE VEHICLE MUST RETAIN THE ORIGINAL FACTORY WHEELBASE (+/- 1”); THE WHEELBASE MUST BE
COMPATIBLE TO THE BODY USED.
Engine:
THE MAXIMUM CUBIC INCH WILL BE 540 CU.IN. ENGINE MUST REMAIN IN THE STOCK LOCATION. NO
ALUMINUM ENGINE BLOCKS ARE PERMITTED UNLESS O.E.M. CAST IRON BLOCKS ONLY, ALUMINIUM
INTAKES ARE PERMITTED. ANY CAST IRON OR CONVENTIONAL TYPE ALUMINIUM CYLINDER HEADS
PERMITTED. NO PRO STOCK TYPE CYLINDER HEADS, SHEET METAL, OR TUNNEL RAM INTAKES
PERMITTED. NO DRY SUMP OILING SYSTEMS. DOMINATOR CARBS ARE PERMITTED. NO TURBOS,
SUPERCHARGERS, INJECTION, EFI, SPLIT OR DUAL CARBS. HEADERS ARE APPROVED BUT ALL EXHAUST
MUST RUN THROUGH A MUFFLER SYSTEM. NO OPEN HEADERS ARE PERMITTED. SWAPS BETWEEN
MANUFACTURERS ARE NOT PERMITTED.
Fuel and Fuel Tanks:
GASOLINE IS THE ONLY TYPE FUEL PERMITTED. TURBO-BLUE AND CAM-2 ARE PERMITTED. E-85
(ETHANOL) IS PERMITTED. ABSOLUTELY NO ALCOHOL, OR OTHER OXYGEN EXTENDERS. FUEL TANKS
MUST IN THE STOCK LOCATION or MAY BE IN THE BED. EXCEPTION: FUEL TANKS MAY ALSO BE MOUNTED
ON THE FRONT, BUT MUST BE COMPLETELY ENCLOSED WITHIN THE WEIGHT BOX AND NOT VISIBLE. IN
THIS CASE A MANUAL FUEL SHUTOFF IS REQUIRED ON THE WEIGHT BOX.
Nitrous Oxide:
NITROUS OXIDE IS PROHIBITED. ALL OTHER OXYGEN EXTENDERS ARE PROHIBITED. SYSTEM
COMPONENTS MUST BE REMOVED FROM THE TRUCK.
Batteries:
BATTERIES MUST BE SECURELY MOUNTED; BATTERIES MUST EITHER BE IN THE STOCK LOCATION OR
THESE MAY BE MOVED INTO THE BED.
Cooling System:
RADIATORS MUST BE IN THE STOCK LOCATION AND AT LEAST OF STOCK SIZE.
Hitch:
THE HITCH POINT WILL BE FROM A “REESE TYPE” HITCH ON A LEVEL PLANE WITH THE POINT OF
ATTACHMENT TO THE TRUCK’S FRAME BEHIND THE PUMPKIN COVER OF THE REAR END. NO OTHER
TYPES OF HITCHES ARE PERMITTED. HITCH POINT MAY NOT BE MORE THAN 26" FROM GROUND. HITCH
POINT MUST BE HORIZONTAL – PARALLEL TO THE GROUND. NO ANGLED, LEVER, PIVOT, AXIS OR OTHER
TYPES OF ‘TRICK’ HITCHES ARE ALLOWED AND THE HITCH MUST BE STATIONARY IN ALL DIRECTIONS. THE
HOOK POINT MUST BE THE FURTHEST POINT TO THE BACK OF TRUCK. HOOK POINT MUST BE PAST THE
BED OF THE TRUCK IF THERE IS NO BUMPER, OR PAST THE END OF THE BUMPER. SHORTENING OF THE
BED IN ORDER TO SHORTEN THE HOOK POINT IS NOT PERMITTED. EACH TRUCK DRIVER MUST SUPPLY A
TWISTED CLEVIS. THE HOLE FOR HITCHING MUST ACCOMMODATE A MINIMUM OF 3.75 INCHES ACROSS.
Tires:
MAXIMUM TIRE SIZE FOR ALL TRUCKS WILL BE 35x12.50 AS STAMPED. (METRIC CONVERSION OF THIS TIRE
SIZE IS 315/70 OR 315/75). ALL TIRES MUST CARRY A D.O.T. NUMBER ON THE SIDE WALL, DOT NUMBER
MUST BE EASILY READ FROM THE OUTSIDE OF THE TIRE. NO DUAL WHEELS, STUDDED TIRES, TIRE
CHAINS OR ANY TIRE NOT SPECIFICALLY INTENDED FOR STREET USE ARE PERMITTED.
Tire Altering:
NO CUT, ALTERED OR SHARPENED TIRES ARE PERMITTED.
Brakes:
FOUR-WHEEL HYDRAULIC BRAKES ARE MANDATORY.
Driveline:
TRANSMISSION AND TRANSFER CASE AND FRONT AND REAR DIFFERENTIALS MUST BE O.E.M. AND
AVAILABLE IN A ONE TON (OR SMALLER) PICK-UP TRUCK. THIS RULE WILL BE ENFORCED BY THE
OFFICIALS IN 2010.
Driveshaft Loops:
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
TRUCKS MUST HAVE AT LEAST SIX INCH WIDE U-JOINT SHIELDS AROUND THE REAR U-JOINTS
CONSTRUCTED OF AT LEAST 1/4 INCH STEEL OR 3/8 INCH ALUMINUM THAT WILL SAFELY CONTAIN THE U-
JOINT AND THE ENDS OF EACH SHAFT. IN ADDITION THERE WILL BE AT LEAST ONE SHAFT LOOP IN THE
MIDDLE OF THE DRIVE SHAFT. ALL SHIELDS MUST BE SECURELY MOUNTED TO THE VEHICLE. ANY FRONT
SHAFT U-JOINT THAT IS VISIBLE FROM THE SIDE OF THE TRUCK MUST BE SHIELDED TO CONTAIN THE U-
JOINT AND THE END OF THE SHAFT.
Flywheel Shield (Manual Transmissions):
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
ALL VEHICLES EQUIPPED WITH A MANUAL TRANSMISSION MUST HAVE A FLYWHEEL SHIELD. APPLICATIONS
FOR WHICH A FLYWHEEL SHIELD IS NOT AVAILABLE MAY USE A PROPERLY ATTACHED BLANKET THAT
COMPLETELY COVERS THE BELL HOUSING. IT MUST BE ATTACHED TO THE BLOCK AND EXTEND
REARWARD TO THE TRANSMISSION WITH A MINIMUM SIX INCH OVERLAP WHERE IT IS FASTENED.
Transmission, Manual:
NON-OEM TRANSMISSIONS ARE PROHIBITED. A CLUTCH MEETING MINIMUM SFI SPEC 1.1 OR 1.2 IS
MANDATORY ON ALL VEHICLES. ALL TRANSMISSIONS MUST BE CLUTCH ASSISTED. SEQUENTIAL SHIFTERS
ARE PROHIBITED.
Automatic Transmission Blanket:
• REQUIRED ON ALL TRUCKS THAT WILL COLLECT POINTS IN 2010.
• REQUIRED ON ALL TRUCK THAT ARE NOT LICENSED FOR THE HIGHWAY.
• REQUIRED ON ALL TRUCKS THAT ARE NOT PROPERLY INSPECTED FOR THE HIGHWAY.
• REQUIRED ON ANY TRUCK THAT COMPETES MORE THAN FOUR TIMES IN 2010.
MUST USE A PROPERLY ATTACHED BLANKET THAT COMPLETELY COVERS THE BELL HOUSING. IT MUST
BE ATTACHED TO THE BLOCK AND EXTEND REARWARD TO THE TRANSMISSION WITH A MINIMUM SIX INCH
OVERLAP WHERE IT IS FASTENED.
Driver Restraint System:
THE OEM RESTRAINT SYSTEM IS MANDATORY AND MUST BE UTILIZED WHEN HOOKED TO SLED.
Helmet:
MOTOR SPORT TYPE HELMET IS REQUIRED FOR ALL DRIVERS OF TRUCKS THAT ARE NOT CURRENTLY
LICENSED, INSURED AND INSPECTED FOR STREET USE.
Engine Cube Checking:
OFFICIALS MAY (AT THEIR DISCRETION) USE A PUMP TO CHECK CUBIC INCHES. THE USA-EAST
PROTEST RULE WILL BE IN EFFECT FOR THIS CLASS OF COMPETITION.
Event Operation:
DRIVER’S WINDOW MUST BE ROLLED COMPLETELY UP WHILE COMPETING. OTHER WINDOWNS ON THE
TRUCK MAY BE LOWERED HALF-WAY. PASSENGERS ARE NOT PERMITTED IN THE TRUCK AT ANY TIME
EITHER IN THE PITS OR ON THE TRACK
Class Jumping:
TRUCKS MAY COLLECT POINTS IN BOTH THE PRO STREET GASOLINE CLASS AND THE RWYB
CLASS. ANY TRUCK THAT COMPETES IN THE PRO STREET GASOLINE DIVISION IN 2010 WILL
BE RESTRICTED FROM COMPETITION IN THE STREET STOCK 4X4 DIVISION AT USA-EAST PULLS.
Credentials:
• MEMBERSHIPS ARE NOT REQUIRED IN ORDER TO ENTER AND PARTICIPATE. A CURRENT AND
VALID MEMBERSHIP WITH THE USA-EAST SANCTIONING BODY IS REQUIRED IN ORDER
TO COLLECT POINTS.
• ALL DRIVERS MUST HAVE A VALID STATE DRIVER’S LICENSE.
• TRUCKS IN THIS CLASS DO NOT HAVE TO BE LICENSED OR INSPECTED OR INSURED.
• ANY STREET LICENSED TRUCK THAT CHOOSES TO ENTER THIS CLASS MUST BE FULLY LICENSED
AND INSURED.
MODIFIED 4x4 TRUCKS {RWYB SERIES}
This is an open modified 4x4 truck class available to owners of trucks that may or may not be licensed for the
highway. Trucks do not have to be registered in order to compete in this class. Trucks may be hauled to the
pulling site.
ANY PRO STREET DIESEL 4X4 TRUCK THAT IS ALTERED OR MODIFIED FROM PRO STREET DIESEL RULES
WILL WEIGH 7800LBS AND THAT TRUCK WILL BE REQUIRED TO RETURN TO THE EXACT RULES FOR PRO
STREET DIESEL CLASS IN ORDER TO COMPETE IN THE PRO STREET DIESEL CLASS.
The provision for ‘bumping up’ from the STREET LICENSED CLASSES lies with the head official and may or may
not be available at every event. Trucks that regularly ‘bump up’ will be required to have full safety equipment.
Weight Class:
GASOLINE TRUCKS: 7300lbs DIESEL TRUCKS: 7800lbs
Weights may be adjusted by the officials during the season in order to keep the class competitive.
Weights:
Added weights are permitted. Hanging weights may not extend more than 60 inches from the centerline of the
front axle. Any loss of ballast while hooked to the sled is cause for disqualification. No fuel or water may be added
to the truck after it has crossed the scales.
Hitch:
The hitch must be stationary in all directions. The hitch's height from the ground may not exceed 26 inches. The
length of the hitch measured from the center of the rear axle to the hitch point may be no shorter than 27% of the
actual wheelbase of the truck. The area where the hook point is at must be free and clear of any obstructions. A
truck may compete with a Reese style hitch or may pull from the bumper as long as it meets the 27% rule. The
hooking point must have a minimum 3.5 inch inside diameter opening. No lever, pivot, axis or other types of ‘trick’
hitches are prohibited. No vertical hitches, all hitches must be 33 degrees or less parallel to the ground. A
second hitch is not required in this class.
Throttle:
Either the normal foot throttle or an approved spring-loaded hand throttle will be permitted in this class. (See
General Rules)
Kill Switch:
All trucks must be equipped with a Kill Switch per USA-EAST General Rules.
Tires:
Maximum tire size for all trucks will be 35 x 12.50R with a maximum ground contact patch or footprint of no larger
than 10.5” Tires must be DOT street-approved tires with the DOT number made visible by highlighting so that
officials can easily see the number. Any tire without a DOT number is prohibited. Cut tires are not permitted.
Studded tires and chains are not permitted. Dual rear wheels are ONLY permitted for DIESEL trucks that
completely meet all the rules for the Pro Street division, Dual wheels must fit within the original wheel wells for a
dually pick-up. An original equipment bed is required for all dual wheel applications.
Engines:
Any Cast Iron OEM Block, or any Cast Iron OEM race or OEM reproduction performance block is permitted. The
engine must be able to support a stock crank (although a stock crank is not required). Open headers are
permitted. Any cast iron or aluminum or sheet metal intake is permitted. Unlimited engine swaps between or
within manufacturers are permitted. The engine must be in the stock location compartment. The engine, if
moved forward, must be behind the stock position of the front grill as intended by manufacturer. Grill position
must be stock and may not be altered. If engine is moved forward, the rear (back) of the engine block must be a
minimum of twelve inches (12") behind the centerline of the front axle. Mini Trucks (S-10, Ranger, Dakota, etc.)
are permitted to run V-8 engines - location to be the same as full-sized trucks.
GASOLINE ENGINES must be naturally aspirated – no superchargers or turbochargers. The use of a “split
carburetor” will be permitted. The fuel may be any pump gasoline or any racing type gasoline. No cubic inch
limits.
DIESEL ENGINES are restricted to 6 cylinder and 8 cylinder compression ignition engines. No cubic inch limits are
in place. Diesel engine must have been available in a one ton or less truck from the factory. The fuel must be
pump #1/#2 diesel only. Soy or Bio-diesel fuel is permitted. Diesel engines may use an unlimited size single (1)
turbo charger OR may use a twin turbo set-up with each turbo to measure no more than 3.00 inches at the
inducer measured closest to the wheel. Compressor wheel must protrude into three inch bore. A Diesel engine
truck running with out a muffler must have cross bolts installed in their exhaust system. All inline turbocharged
engines must have one cable totally surrounding the engine block and head.
a) The cable will be 3/8 inch diameter and lie between the 1st and 2nd cylinders.
b) Cable must pass through the exhaust manifold port area.
c) Cable must have a minimum of two clamps at all splices.
d) Cable will have 4” to 6” inches of slack.
Master Cutoff – Diesel Engines:
A sled- and driver- operated spring loaded emergency air shut off is mandatory. The cable must terminate into a
two inch diameter steel ring.
Fuel cutoff – Diesel Engines:
All trucks must be equipped with a driver operated fuel shutoff capable of blocking fuel flow to the injection pump.
A three way dump valve is required.
Driveshaft Loops:
All trucks must have at least six inch wide u-joint shields around the rear u-joints constructed of at least 1/4 inch
steel or 3/8 inch aluminum that will safely contain the u-joint and the ends of each shaft. In addition there will be at
least one shaft loop in the middle of the drive shaft. All shields must be securely mounted to the vehicle. Any front
shaft u-joint that is visible from the side of the truck must be shielded to contain the u-joint and the end of the shaft.
Flywheel Shield:
All vehicles equipped with a manual transmission must have a flywheel shield labeled as meeting minimum SFI
Spec 6.3 or greater. Applications for which an SFI Spec flywheel shield is not available may use a properly
attached SFI 4.1 or 4.2 blanket that completely covers the bell housing may be used in place of the shield; it must
be attached to the block and extend rearward to the transmission with a minimum six inch overlap where it is
fastened.
Transmission, Manual:
After market transmissions and transfer cases are permitted. A clutch meeting minimum SFI Spec 1.1 or 1.2 is
mandatory on all vehicles that are collecting points. All transmissions must be clutch assisted. Sequential shifters
are prohibited.
Transmission, Automatic:
Aftermarket transmissions are permitted. Aftermarket torque converters, valve bodies and internal components
are permitted. Transmission brakes are prohibited. Any non-OEM floor-mounted automatic transmission shifter
must be equipped with a spring-loaded positive reverse lockout device to prevent the shifter from accidentally
being put into reverse gear. A functional neutral safety switch is mandatory. All transmission lines must be metallic
or high-pressure type hose. All vehicles with engines running 4500 RPM or more and using an automatic
transmission must be equipped with a transmission shield meeting SFI Spec 4.1 and must be labeled accordingly.
A blanket-type shield, appropriately labeled as meeting SFI Spec 4.1 and extending from the rear of the block to
front of tail housing with a minimum six inch overlap where it is fastened, is permitted. All non-blanket-type shields
must incorporate two (or one, per manufacturer’s instructions) 3/4 inch by 1/8 inch straps that bolt to the shield on
each side and pass under the transmission pan unless the transmission pan is labeled as meeting SFI Spec 4.1.
All vehicles with engines running 4500 RPM or more and using an automatic transmission must be equipped with a
flex plate meeting SFI Spec 29.1 and be covered by a flex plate shield meeting SFI Spec 30.1.
Fuels and additives:
Alcohol in any form is prohibited. Nitrous oxide is prohibited. Propane is prohibited. All other oxygen extenders are
prohibited. System components used for these banned substances must be fully removed from the truck. Fuel
checks may be taken at any time by the officials.
Exhaust:
The exhaust on a GASOLINE vehicle may exit downward at the back of the truck or directly out the back of the
truck or straight up through the hood of the truck or straight up at the back of the cab.
All DIESEL vehicles must be equipped so as to direct exhaust upward. Exhaust through the hood is permitted.
Two 3/8 inch diameter bolts must be placed in a cross pattern within one inch of each other as close to the final
turbo as is practical.
Driveline:
After market transmissions and transfer cases are permitted.
Suspension:
No suspension is required. A solid suspension is permitted. Lift Kits are acceptable.
Body:
The body must be the OEM truck body with any OEM legal wheelbase. A wooden flatbed is permitted in this class
except for dual wheel applications.
Firewall:
The OEM firewall is mandatory.
Floor:
The OEM floor pan, front to rear of cab area, is mandatory. Removable sections are permitted.
Batteries:
Batteries must be securely mounted; they may not be located in the driver compartment.
Helmet:
Driver must wear a helmet meeting Snell 85, 90, 95, 2000, K98 or SFI Spec 31.1 or 41.1 standards.
Driver Restraint System:
The OEM restraint system is mandatory and must be worn.
2010 Diesel Truck Pulling Rules
STREET DIESEL
8,000 LBS.
General Rules Apply
1. A technical safety inspection required before pull.
2. Must be state licensed and inspected and insurance card.
3. Street Diesel trucks must be driven in.
4. Tires must be dot tire ( no cut tires).
5. Duals allowed on dually trucks only.
6. Turbo, stock appearing no swapping between makes
7. Factory DPF trucks must retain DPF systems.
7. NO drugs or water injection #2 fuel only.
8. NO front weights or heavy front bumpers.
9. Factory snow plow or winch brackets (NO winch allowed).
10. Weights in bed only. No weights in cab.
11. Must be drivin, no trailering street trucks in.
12. No frame or suspension modifications.
13. No suspension add ons, No air bags , No Traction Bars, No helper springs.
14. Exhaust will exit rear of truck or vertical stacks behind cab.
15. Reese style hitch, or bumper pulling hitches.
16. No vertical hitches. 3.5 twisted clevis or equivalent opening to allow sled hook. 26” hitch
height.
17. Driver who fails to hold position in line will forfeit his points for that class.
18. All decisions of officials are FINAL!!!
HOT STREET DIESEL
8,000 lbs.
General Rules Apply
1. A technical safety inspection required before pull.
2. Must be state licensed and inspected and insurance card.
3. Fire Extinguisher required in cab.
4. Tires must be DOT 35-12.50 limit (no cut tires).
5. Duals allowed.
6. Track width of truck must be no more than 96"
7. Turbo limit 2.6 inducer bore, bushings, steped covers allowed.
8. Fuel nothing allowed other than #2 fuel only and water injection.
9. Fuel injection pumps must be OE style pumps. Pump swaps allowed, DUal cp3s and HPOP's allowed, NO ag
governers.
10. Front Hanging weights allowed.
11. Weights will be no more than 60” from center of front diff.
12. No weights in cab.
13. Suspension traction bars, straps, airbags etc. are allowed
14. No solid suspension, removeable or adjustable stops are allowed.
15. Exposed u-joints must be shielded. ( ujoints visiable from side of truck)
16. Exhaust cannot exit toward spectators. Exhaust must exit to rear of truck or vertical stacks
behind cab any diameter.
17. Reese style hitch, no trick hitches, no vertical hitches, 3.5 twisted clevis or equivalent
opening to allow sled hook. 26” hitch height.
18. Driver who fails to hold position in line will forfeit his points for that class.
19. All decisions of officials are FINAL!!!
OPEN DIESEL
8,000 lbs.
General Rules Apply
1. A technical safety inspection required before pull.
2. Fire Extinguisher required in cab.
3. Helmets, seat belts, fire suits required.
4. Safety blanket on automatic transmissions and standard transmissions turning more than 4500rpms.
5. SFI approved FLywheel/clutch on standard transmissions.
6. Crank shaft damper shield required unless a SFI damper is used.
7. Kill switch required and or air shut off.
8. Drive shaft loops required. U-joint guards required.
9. Track width of truck must not exceed 102".
10. Pulling tires and Cut tires allowed
11. Turbo unlimited single or 3.2 atmosphere twin.
12. Must have 2 3/8" bolts in a cross pattern as close to the turbocharger exhaust outlet as possiable.
13. Hanging weights allowed. Weights will be no more than 60” from center of front diff.
14. Solid suspension allowed.
15. Exhaust anything vertical.
16. Hitch height 26”.
17. Pulling hitches allowed.
18. No vertical hitches allowed.
19. Fuel: Diesel, Nitrous, Propane, water/meth.
20. Driver who fails to hold position in line will forfeit his points for that class.
21. All decisions of officials are FINAL!!!
Tech avaliable,
Stacy Poole-304-692-7014
Caleb Baker-724-493-7639
Kevin Barr-304-282-7405
Charles Reckart-724-317-7430
Jamie Lent-724-323-4998
Mat Wiliams-814-442-6720
Andy Sebek-724-972-6073