33″ stock
33″ and below unmodified dot tire only, tires must be stamped and legible. Stock type suspension except lift. Traction and antiroll bars are allowed in addition to stock suspension. No coil overs or floater type suspension allowed. Must have a full stock frame, no wheelbase alterations (axles in stock location, axle upgrades are allowed,). The motor must match the make of the vehicle. (Ford in ford, Chevy in Chevy). No V8s in any truck that did not have a V8 factory option. Big blocks in full size and bigger only, no big block mini trucks. The motor must be in stock location. The radiator and batteries must be in stock location. No nitrous, alcohol, aftermarket injections, blowers duel carbs, turbo, or superchargers that are not a factory for that vehicle. Must be able to pull 14″ vacuum at 1000 RPM for a big block engine and small block engines must pull 12″ at 1000 pm. No vacuum pumps must be engine vacuum and must have a place on the carb or intake manifold to pull the vacuum. No aftermarket heads or blocks, No Dominator (4500) style carbs. Fuel Cells allowed. Must run exhaust at least past the back of the cab. Full-bodied vehicles. No cutting or gutting of vehicles. Flatbeds are allowed but must be able to support 300 pounds at any point. Must have full interior, the only thing that can be removed is topped off of Jeeps, Blazers, etc. with the same feature that can be done if no tools are used in the removal of the top. All topless vehicles must have a roll cage. Must have all brakes on both axles. No fiberglass bodies. If you run this class you cannot run the open class. Nobody swamps.
If a truck qualifies for the 33 or the 36.5 stock classes and does not have a 4 point roll cage, then they CAN run in another class with bigger tires and are EXEMPT from the 4 point roll cage rule, bit roll cages are highly recommended.
36.5″ Modified Stock
36.5″ and below unmodified dot tire only, tires must be stamped and legible. Stock type suspension except for lift, can add traction control devices to stock suspension but must retain stock suspension. No coil overs or floater type suspension. Must have a full unmodified OEM truck frame. Body swaps allowed, must be safely and securely attached to frame. Midsize and smaller (s15, s10 ranger, CJ & Wrangler Jeeps, etc.) can have a small block or smaller only, Full Size 1/2 ton and up can have a big block. No vacuum pumps. The engine must be in stock location, no engine set back or front axel relocation, and full-bodied vehicles only. No gutting of vehicles allowed must have dash and door panels etc., can have race seats. No fiberglass bodied vehicles allowed. No chain drives allowed must have a factory type transfer case. Must have all brakes on both axles. Firewall & floorboard must be in stock location and made from stock material. May run Open Headers, Fuel Cells allowed radiator must be in front, but you can relocate the battery. No aftermarket blocks, No nitrous, alcohol, aftermarket injections, blowers duel carbs turbo or superchargers that were not a factory for that vehicle. No aluminum heads unless OEM application, stock valve angle only, no pro or exotic heads. Roll cage recommended.
36.5″ Modified Stock Women’s
36.5″ and below unmodified dot tire only, tires must be stamped and legible. Stock type suspension except for lift, can add traction control devices to stock suspension but must retain stock suspension. No coil overs or floater type suspension. Must have a full unmodified OEM truck frame. Body swaps allowed. Midsize and smaller (s15, s10 ranger, CJ & Wrangler Jeep, etc.) can have a small block or smaller only, Full Size 1/2 ton and up can have a big block. No vacuum pumps. The engine must be in stock location, no engine set back or front axel relocation, and full-bodied vehicles only. No gutting of vehicles allowed must have dash and door panels etc. can have race seats. No fiberglass bodied vehicles allowed. No chain drives allowed must have a factory type transfer case. Must have all brakes on both axles. Firewall & floorboard must be in stock location and made from stock material. May run Open Headers, Fuel Cells allowed. No aftermarket blocks, No nitrous, alcohol, aftermarket injections, blowers duel carbs turbo or superchargers unless it was a factory for that vehicle. No aluminum heads unless OEM application. Roll cage recommended. It can run as long as you are a female!
40″ Modified
MUST HAVE FOUR POINT ROLL CAGE TO THE FRAME, MINIUM, AND FIRE EXTINGUISHER.
(Roll cage exceptions– see general rules)
Must have steel cab (drivers compartment with a firewall between driver and engine); stock replacement/heavy type fiberglass jeep bodies okay. No lightweight race bodies. OEM unmodified frame from axle to axle min. Any type of tires allowed measuring 40″ and below if not factory stamped and legible it will be measured, paddles and tractor tires are measured from outside of tire tread-scoop, regardless of what is stamped, no exceptions. No nitrous, nitrous bottle must be taken out of vehicle or line disconnected and shown to the official, No aftermarket injections, blowers, duel carbs, turbo, or superchargers. Open exhaust okay not aimed at spectators or officials, going up, down, or back. Factory Type Transfer case required (one that came in a vehicle from the factory i.e. no quick-change ECT), no chain drives allowed. The balancer cannot be behind the front axle tube. Any safely constructed suspension. No Passengers under 18 years old. Must have 2 driveshaft loops, 1 in front and 1 in back.
40″ Super Stock
MUST HAVE FOUR POINT ROLL CAGE TO THE FRAME, MINIUM, AND FIRE EXTINGUISHER
(Roll Cage Exceptions– see general rules)
No cut tires. 40″ & under DOT unmodified tires only. Tires must be stamped and legible. No Ag tires or paddle tires. Must have steel cab (driver’s compartment with a firewall between driver and engine); stock replacement/heavy type fiberglass jeep bodies okay. No lightweight race bodies. OEM unmodified frame from axle to axle min. No nitrous, nitrous bottle must be taken out of vehicle or line disconnected and shown to the official, No aftermarket injections, blowers, duel carbs, turbo, or superchargers. Open exhaust okay not aimed at spectators or officials, going up, down, or back. Factory Type Transfer case required (one that came in a vehicle from the factory i.e. no quick-change ECT), no chain drives allowed. The balancer cannot be behind the front axle tube. Any safely constructed suspension. No Passengers under 18 years old. Must have 2 driveshaft loops, 1 in front and 1 in back.
Outlaw
MUST HAVE FOUR POINT ROLL CAGE TO THE FRAME, MINIUM, AND FIRE EXTINGUISHER.
(Roll cage exceptions — see general rules)
Must have steel cab (drivers compartment with a firewall between driver and engine) stock replacement/heavy type fiberglass jeep bodies okay. No lightweight race bodies. OEM frame may have a back half type frame as long as materials match materials that the frame is made from or maybe heavier than factory, no tube or lightweight frames. Any safely constructed suspension. Any type of tire allowed no chains, studs or tracks. Any type of fuel, after market injection & nitrous allowed. No blowers, turbo, or super chargers allowed. Exhaust must exit away from spectators & officials. Fire suit highly recommended if you run alcohol or nitrous. Must have 2 driveshaft loops, 1 in front and 1 in back. Balancer within 5″ of the front axle.
44″ Super Modified
MUST HAVE FOUR POINT ROLL CAGE TO THE FRAME, MINIUM, AND FIRE EXTINGUISHER.
(Roll cage exceptions — see general rules)
No cut tires. 44″ under unmodified DOT tires only, Tires must be stamped and legible. No tractor or paddle tires. Must have a steel cab (driver compartment with a firewall between driver and engine) and OEM unmodified frame from axle to axle min.) Any safely constructed suspension. No aftermarket turbo, blowers, or superchargers allowed. Factory type Transfer case required (one that came in a vehicle from the factory/ no quick-change type) no chain drives allowed. Any type of fuel, aftermarket injection & nitrous allowed. Exhaust must exit away from spectators & officials. The balancer cannot be behind the front axle tube. Fire suit highly recommended if you run alcohol or nitrous. Must have 2 driveshaft loops, 1 in front and 1 in back.
Open
All safety rules apply – run what you brought!
Open Women
All safety rules apply – run what you brought! As long as you are a female!