Ballast
1. FWD maximum weight 7500
2. Front hanging weights are allowed, not to exceed 60 inches forward from the centerline of front axle. All weights must be securely fastened
3 No adding fuel, water or ice after crossing scale
4. No weight allowed in cab
Batteries
1. must be securely mounted; cannot be located in the driver compartment.
Dress Code
1. Driver must wear a helmet meeting Snell 85, 90, 95, 2000, K98 or SFI Spec 31.1
2. Fire suits are required at a minimum of SFI 3.2. In flip top bodied vehicles without a firewall or working doors, the driver will be required to wear an SFI 3.2A-5 approved suit.
Driver Restraint System:
1. The OEM restraint system is mandatory and must be worn. A five point safety harness is highly recommended in the class.
Body
1. Each vehicle in competition must be equipped with an OEM floor pan or a minimum 0.024 inch steel floor pan that extends the full length and width of the driver seating area.
2. Non-OEM floor pans must have cross members (minimum two inch by two inch, 0.083 inch wall thickness square tubing) installed between the frame rails for proper seat and driver restraint system installation and support.
3. All openings must be sealed with metal-excluding grommets.
4. The use of fiber glass and/or magnesium is prohibited.
5. The vehicle must be equipped with one seat for the driver; it must be properly installed.
6. Each vehicle must be equipped with an OEM or minimum 0.024 inch steel firewall, OR ¼” Lexan from side to side of the body and from the top of the engine compartments upper seal (hood, cowl, or deck) to the bottom of the floor and/or belly pan.
7. The firewall must provide a bulkhead between the engine and/or fuel tank and driver compartment.
8. All openings must be sealed with metal-excluding grommets.
9. The use of magnesium is prohibited.
Exhaust
1. The exhaust on a GASOLINE or ALCOHOL 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.
2. 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
Fire Extinguisher
1. All vehicles must have a 2 1/2 lb. dry chemical or 1 lb. halo extinguisher
2. Must be securely mounted within reach of driver.
Driveline
1. Aftermarket transmissions and transfer cases are permitted. Axle shields are required and will be .060” thickness in steel or aluminum.
2. Shield shall not be mounted to axle ends or hub bolts. An access hole may be left open to allow locking in the hubs
Wheelbase
1. The minimum allowed wheelbase is 90 inches; the maximum allowed is 180 inches. The maximum wheelbase variation from left to right is one inch; the measurement will be made using an X pattern (LF-RR and RF-LR).
2. The maximum tread width is 102 inches. Extending rear wheels beyond the OEM position is permitted
Fuel
1. Nitrous Oxide is permitted for use on any naturally aspirated gasoline engine.
2. This may not be used with alcohol or with any turbocharged or supercharged engine.
3. Propane/ NOS, etc. is prohibited on any engine.
4. System components used for these banned substances must be fully removed from the truck. other oxygen extenders are prohibited such as propylene oxide additives. Racing fuel is permitted.
5. Fuel checks may be taken at any time by the officials.
6. All diesel powered competition vehicles will have a sampling valve on the return line from the fuel injection pump. The sampling valve needs to have a flexible hose. Diesel engines need to be running when the fuel sample is obtained.
Hitch
1..Hitch height on all trucks will be 26 inches.
2. 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.
3. The hitch must be stationary in all directions. The hooking point must have a minimum 3.750 inch inside diameter opening for the sled hook.
4. The hooking point will be measured to the rear of the opening in the clevis/hook loop. The area where the hook point is at must be free and clear of any obstructions.
5. 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.
Engine
1. GASOLINE or ALCOHOL ENGINES may utilize a single super charger or a single turbo charger. All NTPA necessary safety equipment and restraints on the super charger must be followed.
2. Maximum supercharger size: 14-71, 19-inch rotor length, Note: For that utilizing 8-71 blower the following dimensions: 16-inch rotor case length.
3. Screw type blowers are not permitted.
4. Variable multi-speed supercharger devices prohibited.
5. Pro Chargers are allowed as well maxim size of F-3R-130
6. Fuel injection is permitted. A single turbo charger is also permitted in this configuration.
Super charged or single-stage turbo charged engines are limited to 575 cubic inches
7. DIESEL ENGINES are restricted to 6 cylinder and 8 cylinder compression ignition engine
Class maximum of 450 cubic inches will be enforced.
8. Diesel engines must have been available in a one ton or less truck from the factory. Sigma fuel pumps are permitted.
9. Water injection is permitted.
10. The fuel must be pump #1/#2 diesel only. Soy or Bio-diesel fuel is permitted. Diesel engines may use an unlimited size turbo(s) charger. 9. Diesel engine truck running without a muffler must have cross bolts installed in their exhaust system.
11. All turbocharged engines will have one cable totally surrounding the engine block and head between the first and second cylinder.
12.The cable will be 3/8 inch diameter and will be between the first and second cylinders.
13.Cable must pass through the exhaust manifold port area.
14. Cable must have a minimum of two clamps at all splices.
15. Cable will have 4” to 6” inches of slack.
16. Either the normal foot throttle or an approved spring-loaded hand throttle will be permitted in this class.
Safety Equipment
1. All trucks must have at least six-inch-wide u-joint shield around the rear u-joint constructed of at least 5/16-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 front shaft u-joints that can be visibly seen from side of truck must be shielded to contain the u-joint and the end of the driveshaft.
2. Axle shields are required. Shield to be .060” thickness steel or aluminum. A hole may be cut in one shield to allow operation of hub lock
3. Safety switch (rain cap or 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 bracket. Switch must also be able to be activated in cab while driver is secured in vehicle.
4. 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.
5. All turbocharged engines must have a minimum of two (2) 3/8” grade 5 bolts in the vertical portion of exhaust. Bolts must be installed 90 degrees to each other within one inch of each other.
6. All turbochargers mounted outside normal engine shielding will be shielded in .060” steel. All intercooler mounted outside normal engine shielding will be shielded in .060” aluminum
7. Any single turbo (Larger than 3.0” in diameter) must have a minimum of 1/8” cable wrapped around the turbo. Cable must wrap two revolutions around turbo, clamped by a minimum of two clamps at splice. around intake with attaching 1/8” cables to exhaust housing, or Kevlar lined turbo blanket covering the intake housing.
Transmission, Manual:
1. Aftermarket 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.
2. Aftermarket automatic transmissions are permitted. Aftermarket torque converters, valve bodies and internal components are permitted.
3. Transmission brakes are prohibited.
4. 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
5. A functional neutral safety switch is mandatory.
6. 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
1. FWD maximum weight 7500
2. Front hanging weights are allowed, not to exceed 60 inches forward from the centerline of front axle. All weights must be securely fastened
3 No adding fuel, water or ice after crossing scale
4. No weight allowed in cab
Batteries
1. must be securely mounted; cannot be located in the driver compartment.
Dress Code
1. Driver must wear a helmet meeting Snell 85, 90, 95, 2000, K98 or SFI Spec 31.1
2. Fire suits are required at a minimum of SFI 3.2. In flip top bodied vehicles without a firewall or working doors, the driver will be required to wear an SFI 3.2A-5 approved suit.
Driver Restraint System:
1. The OEM restraint system is mandatory and must be worn. A five point safety harness is highly recommended in the class.
Body
1. Each vehicle in competition must be equipped with an OEM floor pan or a minimum 0.024 inch steel floor pan that extends the full length and width of the driver seating area.
2. Non-OEM floor pans must have cross members (minimum two inch by two inch, 0.083 inch wall thickness square tubing) installed between the frame rails for proper seat and driver restraint system installation and support.
3. All openings must be sealed with metal-excluding grommets.
4. The use of fiber glass and/or magnesium is prohibited.
5. The vehicle must be equipped with one seat for the driver; it must be properly installed.
6. Each vehicle must be equipped with an OEM or minimum 0.024 inch steel firewall, OR ¼” Lexan from side to side of the body and from the top of the engine compartments upper seal (hood, cowl, or deck) to the bottom of the floor and/or belly pan.
7. The firewall must provide a bulkhead between the engine and/or fuel tank and driver compartment.
8. All openings must be sealed with metal-excluding grommets.
9. The use of magnesium is prohibited.
Exhaust
1. The exhaust on a GASOLINE or ALCOHOL 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.
2. 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
Fire Extinguisher
1. All vehicles must have a 2 1/2 lb. dry chemical or 1 lb. halo extinguisher
2. Must be securely mounted within reach of driver.
Driveline
1. Aftermarket transmissions and transfer cases are permitted. Axle shields are required and will be .060” thickness in steel or aluminum.
2. Shield shall not be mounted to axle ends or hub bolts. An access hole may be left open to allow locking in the hubs
Wheelbase
1. The minimum allowed wheelbase is 90 inches; the maximum allowed is 180 inches. The maximum wheelbase variation from left to right is one inch; the measurement will be made using an X pattern (LF-RR and RF-LR).
2. The maximum tread width is 102 inches. Extending rear wheels beyond the OEM position is permitted
Fuel
1. Nitrous Oxide is permitted for use on any naturally aspirated gasoline engine.
2. This may not be used with alcohol or with any turbocharged or supercharged engine.
3. Propane/ NOS, etc. is prohibited on any engine.
4. System components used for these banned substances must be fully removed from the truck. other oxygen extenders are prohibited such as propylene oxide additives. Racing fuel is permitted.
5. Fuel checks may be taken at any time by the officials.
6. All diesel powered competition vehicles will have a sampling valve on the return line from the fuel injection pump. The sampling valve needs to have a flexible hose. Diesel engines need to be running when the fuel sample is obtained.
Hitch
1..Hitch height on all trucks will be 26 inches.
2. 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.
3. The hitch must be stationary in all directions. The hooking point must have a minimum 3.750 inch inside diameter opening for the sled hook.
4. The hooking point will be measured to the rear of the opening in the clevis/hook loop. The area where the hook point is at must be free and clear of any obstructions.
5. 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.
Engine
1. GASOLINE or ALCOHOL ENGINES may utilize a single super charger or a single turbo charger. All NTPA necessary safety equipment and restraints on the super charger must be followed.
2. Maximum supercharger size: 14-71, 19-inch rotor length, Note: For that utilizing 8-71 blower the following dimensions: 16-inch rotor case length.
3. Screw type blowers are not permitted.
4. Variable multi-speed supercharger devices prohibited.
5. Pro Chargers are allowed as well maxim size of F-3R-130
6. Fuel injection is permitted. A single turbo charger is also permitted in this configuration.
Super charged or single-stage turbo charged engines are limited to 575 cubic inches
7. DIESEL ENGINES are restricted to 6 cylinder and 8 cylinder compression ignition engine
Class maximum of 450 cubic inches will be enforced.
8. Diesel engines must have been available in a one ton or less truck from the factory. Sigma fuel pumps are permitted.
9. Water injection is permitted.
10. The fuel must be pump #1/#2 diesel only. Soy or Bio-diesel fuel is permitted. Diesel engines may use an unlimited size turbo(s) charger. 9. Diesel engine truck running without a muffler must have cross bolts installed in their exhaust system.
11. All turbocharged engines will have one cable totally surrounding the engine block and head between the first and second cylinder.
12.The cable will be 3/8 inch diameter and will be between the first and second cylinders.
13.Cable must pass through the exhaust manifold port area.
14. Cable must have a minimum of two clamps at all splices.
15. Cable will have 4” to 6” inches of slack.
16. Either the normal foot throttle or an approved spring-loaded hand throttle will be permitted in this class.
Safety Equipment
1. All trucks must have at least six-inch-wide u-joint shield around the rear u-joint constructed of at least 5/16-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 front shaft u-joints that can be visibly seen from side of truck must be shielded to contain the u-joint and the end of the driveshaft.
2. Axle shields are required. Shield to be .060” thickness steel or aluminum. A hole may be cut in one shield to allow operation of hub lock
3. Safety switch (rain cap or 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 bracket. Switch must also be able to be activated in cab while driver is secured in vehicle.
4. 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.
5. All turbocharged engines must have a minimum of two (2) 3/8” grade 5 bolts in the vertical portion of exhaust. Bolts must be installed 90 degrees to each other within one inch of each other.
6. All turbochargers mounted outside normal engine shielding will be shielded in .060” steel. All intercooler mounted outside normal engine shielding will be shielded in .060” aluminum
7. Any single turbo (Larger than 3.0” in diameter) must have a minimum of 1/8” cable wrapped around the turbo. Cable must wrap two revolutions around turbo, clamped by a minimum of two clamps at splice. around intake with attaching 1/8” cables to exhaust housing, or Kevlar lined turbo blanket covering the intake housing.
Transmission, Manual:
1. Aftermarket 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.
2. Aftermarket automatic transmissions are permitted. Aftermarket torque converters, valve bodies and internal components are permitted.
3. Transmission brakes are prohibited.
4. 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
5. A functional neutral safety switch is mandatory.
6. 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
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