Dept 22 – 4×4 Vehicle Pulls

Monday, August 9, 2021, 6:30 PM

Premiums: 1st-$50.00, 2nd-$25.00, 3rd-$20.00, 4th-$15.00, 5th-$10.00

CLASS RULES:

GENERAL 4X4 RULES:

1. Driver must be 18 years of age or older.
2. All contestants must sign waiver of liability.
3. First puller reserves the right to drop hook and come back at the end of the class.
4. If any concern of “cheating trucks” place in the top 5 of any class, they will be open to tech. Failure of allowing truck to be teched will result in disqualification
5. No one will be allowed on track area except contestants and track officials. Only one driver is allowed in vehicle.
6. The judges have the right to stop and disqualify the driver of any vehicle that is not being operated in a safe manner.
7. Violations of any rules shall constitute a disqualification.
8. All vehicles must be in neutral gear while being hitched and unhitched from the sled.
9. Vehicles must be stopped upon signal of judge.
10. Consumption of alcohol prior to or during event will result in disqualification
11. All pulls will start with a tight hitch. No jerking permitted. Contestants will have two attempts at moving the sled within 30 feet. Contestant will return to starting line on second attempt.
12. Committee reserves the right to change rules if necessary.

WILD STREET GAS RULES:

1. ***Credentials: Must be licensed, insured, inspected, and street legal. All drivers must have current driver’s license. Vehicles may be 2- or 4-wheel drive. All pulling vehicles may be held for a post competition inspection. Failure to abide may result in a disqualification.
2. OEM restraint system mandatory and must be worn.
3. Vehicle must retain FULLOEM interior.
4. Ballast is permitted. Must be secure in pickup bed. No front hanging weight. 6500 lbs. with driver.
5. Body must retain full steel OEM truck body. Aftermarket hoods and/or bumpers permitted.
6. Bump stops permitted. Traction bars permitted. Bump stops must be bolt on only and removable or street use.
7. Driveline must retain OEM driveline. Driveshaft hoops and u-joint shields highly recommended. (Besides… they look really cool too.)
8. Engine must be OEM engine. Can be interchanged between manufactures.
9. Hitch is different heights to level out class and attempt to keep everyone competitive. Please be sure you can get it to the correct height. Reese style hitches only. Hook point to be no closer than 44” of centerline of rear axle and 3.75”x3” opening. Hitch must be stationary in all directions. Draw bars/ trick hitches prohibited. No clevises permitted. Hook loop must be a minimum 3/4-inch x 3/4-inch-thick at any point, must be made of steel, and not more than 1.5 X 1.5 at hook point. Final decision of legality of hitch resides with SCTPA head tech official.20-inch 4×4 diesel
10. No compressed injectables. (nitrous, propane, etc.)
11. Must be street legal exhaust. Highly recommended to point upwards.
12. On-road fuel for Diesel trucks. Any gasoline or “race” fuel for gas trucks. (no E85 or alcohol).
13. Air to air intercoolers only. Aftermarket permitted but must be in front of radiator. 13. Front suspension must retain full working front suspension. Limiting straps prohibited. Traction bars permitted.
14. Tires limited to 35×12.50” tire. Aftermarket rims permitted. Dually wheels permitted with no wheel spacers between rear. All tires must be D.O.T. approved.
15. Any turbo/supercharger configuration and/or size. Its Thunder Road. The rules are, there ain’t no rules. Twins welcome, triples preferred. Super chargers are cool too.

***All interpretation of these rules lies with the Tech Officials and their decision is final. ***

SUPER STREET GAS RULES:

1. All General Rules Apply
2. For official rules visit http://www.fullpullproductions.com/hot_farm/class_rules.php

SCTPA 8500 lb. Wild Street 2021

16. All general rules apply
17. ***Credentials: Must be licensed, insured, inspected, and street legal. All drivers must have current driver’s license. Vehicles may be 2- or 4-wheel drive. All pulling vehicles may be held for a post competition inspection. Failure to abide may result in a disqualification.
18. OEM restraint system mandatory and must be worn.
19. Vehicle must retain FULLOEM interior.
20. Ballast is permitted. Must be secure in pickup bed. No front hanging weight. 8500 lbs. with driver.
21. Body must retain full steel OEM truck body. Aftermarket hoods and/or bumpers permitted.
22. Bump stops permitted. Traction bars permitted. Bump stops must be bolt on only and removable or street use.
23. Driveline must retain OEM driveline. Driveshaft hoops and u-joint shields highly recommended. (Besides… they look really cool too.)
24. Engine must be OEM engine. Can be interchanged between manufactures.
25. Hitch is different heights to level out class and attempt to keep everyone competitive. Please be sure you can get it to the correct height. Reese style hitches only. Hook point to be no closer than 44” of centerline of rear axle and 3.75”x3” opening. Hitch must be stationary in all directions. Draw bars/ trick hitches prohibited. No clevises permitted. Hook loop must be a minimum 3/4-inch x 3/4-inch-thick at any point, must be made of steel, and not more than 1.5 X 1.5 at hook point. Final decision of legality of hitch resides with SCTPA head tech official.20-inch 4×4 diesel
26. No compressed injectables. (nitrous, propane, etc.)
27. Must be street legal exhaust. Highly recommended to point upwards.
28. On-road fuel for Diesel trucks. Any gasoline or “race” fuel for gas trucks. (no E85 or alcohol).
29. Air to air intercoolers only. Aftermarket permitted but must be in front of radiator. 13. Front suspension must retain full working front suspension. Limiting straps prohibited. Traction bars permitted.
30. Tires limited to 35×12.50” tire. Aftermarket rims permitted. Dually wheels permitted with no wheel spacers between rear. All tires must be D.O.T. approved.
31. Any turbo/supercharger configuration and/or size. Its Thunder Road. The rules are, there ain’t no rules. Twins welcome, triples preferred. Super chargers are cool too.

***All interpretation of these rules lies with the Tech Officials and their decision is final. ***

2.5/2.6 Smooth Bore Trucks 2021

***If pulling this class, you will not be eligible to pull in SCTPA Wild Street. ***

Credentials: The vehicle may be two or four-wheel drive. Pulling vehicles may be held for post competition tech inspection. Failure to abide may result in a DQ.

1. Maximum weight: 8000 lbs. with driver.
2. OEM Chassis is mandatory. The vehicle must retain the full OEM chassis. Wheel tubs, back half conversions and tube chassis are prohibited. Lengthening of frame allowed up to 158”. Longer trucks (158”-172”) must maintain OEM measurements for body being used and must remain unmodified.
3. The body must be OEM truck body including the full bed floor. No flatbeds permitted. The body must retain the full sheet metal. After market hoods permitted. Fiberglass is prohibited. The hood must be closed and securely latched when hooked to sled.
4. Maximum cubic inch 460. Engine must be in OEM locations for the body used. No aftermarket blocks permitted. Engine must have 1/4 cable surrounding #1 and #2 cylinders and must pass through the manifolds.2 clamps at splice with 4-6 inches of slack. Aftermarket radiator assemblies are permitted but must be securely mounted in the same area as the OEM unit. All engines turning 4500 RPM and higher must be equipped with a harmonic balancer or damper meeting SFI Spec 18.1.
5. Cylinder head must be OEM or OEM replica for brand of engine. Outside of cylinder head must measure factory width and length. No billet heads of any material, including cast. Head must retain factory OEM valve angle. No deck plates permitted. Side draft and aftermarket intake manifolds are allowed.
6. Hook point to be no closer than 44” of centerline of rear axle. Maximum hitch height of24inch (30 inch if 2wd) with a minimum of 3.75”x3” opening. Hitch must be stationary in all directions. Hitch must be frame mounted. The use of Reese style hitches is ACCEPTABLE. Drawbar style hitch must be centerline of rear axle or behind. Hitch must not exceed 25-degree angle from pivot point to hook point. No hitch supports or adjusters fastened to rear axle housing shall be above center point of rear axle. No slotting of holes for adjuster attachment. Pivot pin of drawbar can be no further forward than the center line of rear axle. Hook loop must be a minimum of 2.00 square inches total material at any point (1 in x 1 in), must be made of steel, and not more than 1.5 X 1.5 at hook point. Final decision of legality of hitch resides with tech official.
7. Competitors must make provisions at tech officials’ request to allow inspection of the compressor wheel and housing. Failure to comply with the request will result in disqualification and banishment until the turbo is re-inspected. (Turbo must be inspected and will receive tamper-proof seal If competing more than 2 times at SCTPA events. This is to be done before the start of the season. If seal is broke, it must be reinspected. If found competing with broken seal, you will be disqualified.) Turbo is limited to a 2.6” inducer bore. Bore must be smooth. No MAP Width Enhancement groove (MWE) allowed. Compressor wheel must protrude into 2.6” bore for 1/8”. Bore will be checked with a 2.605” turbo plug. Plug must not be able to enter inducer bore and contact wheel. The vehicle driver will be responsible for making compressor wheel accessible for tech personnel to measure bore and inspect compressor wheel if needed. No removable plugs or reducers allowed reducing to legal spec. Failure to abide may result in a DQ. Final decision of legality of turbaries with tech official. Anyone running for Points must have tamper-proof seal on charger.
8. All vehicles must be equipped with upward pointing exhaust located either directly behind cab or out of truck hood. Two 3/8-inch diameter bolts must be placed through the exhaust pipe in a cross pattern within one inch of each other and within 12 inches of turbo outlet.
9. Front hanging weights are allowed. They must not exceed 60 inches forward from the centerline of front axle. Ballast may be added in the bed of the truck but must be securely fastened. Maximum weight including driver is8000 pounds.
10. All trucks must have at least six-inch-wide u-joint shield around the FRONTAXLE, REAR AXLE, and TRANSFER CASE OUTPUT FOR REAR DRIVESHAFT u-joint constructed of at least 1/4 -inch steel or 3/8 aluminum that will safely contain the u-joint and the end of the driveshaft. All shields must be securely mounted to vehicle. Any remaining front shaft u-joints that can be visibly seen from side of the truck must be shielded to contain the u-joint and the end of the driveshaft.
11. 10 B. Minimum of 3 driveshaft loops on rear drive shaft, and as many as practical (minimum of 1) on front driveshaft evenly spaced. Constructed of at least 1/4-inch steel or 3/8-inch aluminum that will safely contain the drive shaft.
12. A fire extinguisher system is permitted. Minimum of a 2.5# fire extinguisher must be securely mounted within reach of driver. A complete OEM firewall is required.12. All drivers must have valid driver license. A full fire suit SFI jacket, paints, helmet, and seatbelt/restraint must be worn.
13. The complete OEM floor plan is mandatory. Vehicle must maintain a complete firewall. Additional gauges and pillar pods are permitted. A single aftermarket seat is permitted but must be equipped with a safety restraint system. Cab may be gutted.
14. Hand throttles are permitted. Throttles will have a dead man throttle that will automatically return to a closed position. Throttles will work in a forward to reverse motion, forward being open. Two springs will be required on the hand throttle and one spring on the fuel injection pump. Diesel fuel only. No propane, NO2, or any other oxygen enhancers or compressible allowed. No water injection permitted.
15. Maximum of one P-pump up to P7100 allowed. 13MM plunger limit. Ag governors permitted. The use of multiple high-pressure common rail fuel pumps is legal. Multiple HPOP is legal.
16. OEM rear and front ends required. Must have come factory in a one ton or smaller vehicle.
17. Axle shields are required. Shield to be .060” (1/16’’) thickness. A hole maybe cut in one shield to allow operation of hub lock.
18. Safety switch (guillotine) must shut off air to diesel engines. Switch will be securely mounted to back of vehicle. A 2 inch or bigger solid ring must be attached toned of switch. Ring must be zip tied to switch bracket. Switch must also be able to be activated in the cab while driver is secured in vehicle.
19. Hydraulic steering permitted.
20. Suspension –The upper mounting point for the strut assembly must be in a factory location. Adjustable caster/ camber pillow ball mounts are permitted. The lower control arm may be strengthened provided the factory mounting points are maintained. Strut tower braces, lower tie bars, sway bars, and limit straps permitted. Traction bars and devices are permitted. Raising or lowering of vehicle height with suspension modifications is permitted but must be bolt on only. Welds permitted for attachment to frame and axle only. Blocked suspension permitted. No air bags. Rear suspension maybe made solid (welded or bolted).
21. Tires must be DOT approved with a maximum size of 35×12.50. No studded tires or tire chains. No alterations to tired permitted. No bar or terra tires.
22. Dual wheels are prohibited.
23. OEM transmission and transfer case must be used. Must have come factory in a one tenor smaller vehicle.
24. Transmission, Automatic: Non-OEM transmissions are PROHIBITED. Aftermarket torque converters, valve bodies and internal components are permitted. 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 is permitted; it must be appropriately labeled as meeting SFI Spec 4.1 and it must extend from the rear of the block to the front of tail housing with a minimum six-inch overlap where it is fastened. 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 a Minimum SFI Spec 29.1 and be covered by a flex plate shield meeting SFI Spec 30.1
25. Transmission, Manual: Non-OEM transmissions are PROHIBITED. Aftermarket internal components are permitted. A clutch meeting minimum SFI Spec 1.1 or 1.2 is mandatory on all vehicles. All manual transmissions must be clutch assisted. Sequential shifters are prohibited. 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; it must be attached to the block and extend rearward to the transmission with a minimum six inch overlap where it is fastened.
26. Water injection is prohibited.
27. Air to air intercooler only. Aftermarket intercooler assemblies are permitted but must be securely mounted the same as an OEM unit. No ice or water permitted.
28. Front brakes are mandatory.
29. The batteries must be securely mounted. They may not be in the driver compartment or forward of weight bar. Master Disconnect Recommended. ***All interpretation of these rules lies with the Tech Officials and their decision is final. ***

SCTPA           Limited Pro 3.0 Diesel Truck                                2021

 Credentials: The vehicle is to be four-wheel drive. Pulling vehicles may be held for post competition tech inspection. Failure to abide may result in a DQ. Final decision of legality resides with tech official.

1. Maximum weight 8000Ibs. (Dry weight 7900# for ice allowance at )
2. The OEM chassis is mandatory. The vehicle must retain a full¾ or 1-ton size Wheel tubs, back-half conversions, tube chassis prohibited. Maximum wheelbase 158″ and 102″ maximum width. (outside tire to outside tire). Rigid suspension allowed. Hydraulic steering permitted.
3. The body must be OEM truck body, including full metallic floor pan but may have access panels that bolt securely to OEM floor, and must retain complete OEM Bed floor may be removed, but bed must then be covered. No flatbeds permitted. The body must retain full metal. Aftermarket steel hoods are permitted. The must be closed and securely latched while hooked to the sled.
4. Maximum engine size will be 460 cubic inch. Engines must come from factory in one ton or smaller diesel pickup truck. Engine must remain in stock location as intended by manufacturer. Engines may be interchanged between manufacturers. No aftermarket blocks permitted. Head must be OEM or OEM one-piece cast replica for that brand engine. No billet heads of any material including cast. Outside dimensions of cylinder head must measure factory width and length. Head must retain OEM valve angle. All engines turning 4500 RPM and higher must be equipped with a harmonic balancer or damper meeting SFI Spec 18.1.
5. Front of engine block can be no farther forward than 17″ of center line of front axle.
6. Engine must have cable surrounding block and head. Cable must be minimum 1/4″ diameter located between cylinders #1 and #2. Cable must pass thru manifolds. Cable will have 4-6″ of slack with a minimum of 2 cable clamps at
7. All engines will have a deflection shield, running the complete length of the block casting. Shield must be securely fastened and must be .060″ (This equates to a steel inner fender).
8. Hook point must be no closer than 44″ of center line of rear axle, hitch height maximum of 26 inch, with a minimum of a 3.75″ X 3.0″ opening. Hitch point must be easily accessed. No “trick” type hitches permitted. Hitch must be stationary in all directions. Hitch must be frame Hitch must be mounted center line of rear axle or behind. Hitch must not exceed a maximum of 25° angle from pivot point to hook point. Drawbar height adjustment link if attached to rear differential housing the attaching point must be at axle centerline or below. No slotting of holes for adjuster attachment. No hitch supports or adjusters fastened to the rear axle housing shall be above the centerline of the rear axle. Pivot pin of drawbar can be no farther forward than center line of the rear axle. Hook loop must be a minimum of 2.00 square inches total material at any point (1 in x 1 in), must be made of steel, and not more than 1.5 X 1.5 at hook point. Final decision of legality of hitch resides with SCTPA head tech official.
9. Secondary hitch recommended. Minimum of 3/8″ steel, located 12″ below primary hitch on the same vertical plane. (You should be able to look directly through both at the same time – they need to be lined )
10. Competitors must make provisions at tech officials’ request to allow inspection of the compressor wheel and housing. Failure to comply with the request will result in disqualification and banishment until the turbo is re-inspected. (Turbo must be inspected and will receive tamper-proof seal If competing more than 2 times at SCTPA events. This is to be done before the start of the If seal is broke, it must be reinspected. If found competing with broken seal, you will be disqualified.)

The turbocharger is smooth faced intake housing, limited to a maximum of 3.0″ inlet, (no map ring) with all air entering through the 3.0″ opening. Intake wheel must protrude 118th inch inside of opening. Bore will be checked with a 3.005″ turbo plug. Plug must not be able to enter inducer bore and contact wheel. The vehicle driver will be responsible for making compressor wheel accessible for tech personnel to measure bore and inspect compressor wheel if needed. No removable plugs or reducers allowed reducing to legal spec. A SCTPA Legal 2.6 Smooth Bore Turbo charger is permitted in the class. Failure to abide may result in a DQ. Final decision of legality of turbo resides with SCTPA head tech official. Anyone running for Points must have tamper-proof seal on charger.

11. All vehicles must be equipped with upward pointing exhaust located either directly behind cab or out of truck hood. Two 3/8-inch diameter bolts must be placed through the exhaust pipe in a cross pattern within 1″ inch of each other and no more than 6″ inches away from turbo
12. lnter coolers Dumping or draining intercoolers without a catch pan within 100 feet of competition track is prohibited.
13. Water injection is All components must be removed from the truck.
14. Safety switch (guillotine) must shut off air to diesel engines. Switch will be securely mounted to back of vehicle. A 2 inch or bigger solid ring must be attached to end of switch. Ring must be zip tied to switch Switch must also be able to be activated in the cab while driver is secured in vehicle.
15. Maximum of one P-pump up to P7100 Ag governors permitted. The use of multiple high-pressure common rail fuel pumps is legal. Multiple HPOP is legal. Electronic fuel injection is permitted. A 3-way dump valve mounted before the injection pump is mandatory which can be operated by the driver while strapped in the seat.
16. Hand throttles are permitted. Throttles will have a dead man throttle that will automatically return to a closed position. Throttles will work in a forward to reverse motion, forward being Two springs will be required on the hand throttle and one spring on the fuel injection pump. Diesel fuel only. No propane, NO2, or any other oxygen enhancers or compressible allowed. No water injection permitted.
17. All drivers must have valid driver license. A full fire suit SFI jacket, paints, helmet,

and seatbelt/restraint must be worn.

18. Tires must be DOT approved with a maximum size of 50. No studded tires or tire chains. No alterations to tired permitted. No bar or terra tires. Dual rear wheels are permitted on rear axle only. Maximum of 6 tires.
19. Front hanging weights are They must not exceed 60 inches forward from the centerline of front axle. Ballast may be added in the bed of the truck but must be securely fastened. Maximum weight including driver is 8000 pounds.
20. Drive train will consist of the following: Any front axle, any transfer case and any rear axle. No planetaries permitted. Any form of hydraulic steering
21. Suspension -Traction bars and devices are Raising or lowering of vehicle height with suspension modifications is permitted. No air bags. Rear suspension maybe made solid (welded or bolted).
22. Axle shields are Shield to be .060″ thickness. Shield not to be mounted to axle ends or hub bolts. A hole may be cut in one to allow locking in of hubs.
23. Transmission, Automatic: Non-OEM transmissions are Aftermarket torque converters, valve bodies and internal components are permitted. 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 is permitted; it must be appropriately labeled as meeting SFI Spec 4.1 and it must extend from the rear of the block to the front of tail housing with a minimum six-inch overlap where it is fastened. 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 a Minimum SFI Spec 29.1 and be covered by a flex plate shield meeting SFI Spec 30.1

24. Transmission, Manual: Non-OEM transmissions are Aftermarket internal components are permitted. A clutch meeting minimum SFI Spec 1.1 or 1.2 is mandatory on all vehicles. All manual transmissions must be clutch assisted. Sequential shifters are prohibited. 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; it must be attached to the block and extend rearward to the transmission with a minimum six inch overlap where it is fastened.

25 A. All trucks must have at least six-inch-wide u-joint shield around EVERY u-joint constructed of at least 1/4 -inch steel or 3/8 aluminum that will safely contain the u-joint and the end of the driveshaft. All shields must be securely mounted to vehicle.

25 B. Minimum of 3 driveshaft loops on rear driveshaft and as many as practical (minimum of 1) on front driveshaft evenly spaced. Constructed of at least 1/4-inch steel or 3/8-inch aluminum that will safely contain the drive shaft.

We do not permit any alcohol on the premises!**

updated for 2021 Fair.