GENERAL

This class is intended for vehicles that are ordinary, everyday, street driven and unmodified four wheel drive vehicles. These vehicles shall be street legal with proof provided upon request.

BODY

1) Complete OEM (factory) steel body
2) Wheel base must be stock for frame and body
3) Firewall cannot be cut, relocated or reshaped
4) Must retain factory floor pan
5) Flatbeds must meet tech approval
6) Must retain full stock glass
7) Headlights and taillights required and must be functional
8) Front and rear bumper required
9) Interior cannot be gutted

CHASSIS

1) Full factory frame front to rear with no modifications
2) Minimum 4 point roll cage required for open top vehicles
3) Suspension must be stock, lift kits allowed
4) No suspension modifications, other than above
5) Front and rear differentials, transmission and transfer case must be OEM (factory) with no modifications
6) Fuel tank, battery and radiator must be in stock location
7) 4 wheel brakes, dual master cylinder required
8) Unaltered DOT tires only

ENGINE

1) Engine must pull 18" of vacuum at 800 RPM’s
2) No power adders allowed for diesels
3) No V8’s in mini vehicles, unless OEM
4) No aluminum engine blocks nor aluminum heads, unless OEM
5) Engine must be located in stock location
6) Single OEM gas carburetor or OEM fuel injection ONLY
7) OEM intake (factory)
8) Full street legal exhaust system, with mufflers, required

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is intended for vehicles that could be street driven, have minimal modifications and could be street legal. Engine, frame and body must be of same make.

BODY

1) Stock steel body (minimal cutting allowed only for tire clearance)
2) Wheel base must be stock for frame and body
3) Firewall cannot be cut, relocated or reshaped
4) Must retain factory floor pan
5) Flatbeds must meet tech approval
6) Must retain full stock glass
7) Headlights and taillights required and must be functional
8) Front bumper required
9) Interior cannot be gutted
10) Race seats allowed

CHASSIS

1) Full uncut factory frame front to rear
2) Minimum 4 point roll cage required for open top vehicles
3) Suspension must be stock, lift kits allowed
4) No removal of leaf springs
5) Front and rear differentials, transmission and transfer case can be upgraded
6) Trans brakes and line locks are prohibited
7) Fuel tank, battery and radiator must be in stock location
8) 4 wheel brakes, dual master cylinder required
9) Unaltered DOT tires only

ENGINE

1) Motor must pull 17 " of vacuum at 800 RPM’s

2) Aftermarket capacitive discharge type ignitions (MSD, Mallory, etc.), including factory part number pieces are prohibited.
3) No V8’s in mini trucks or mini SUV’s (Unless OEM)
4) Motor must be located in stock location
5) No aluminum engine blocks or aluminum heads (Unless OEM)
6) Single gas carb limited to 4150 / 4160 (no Predators, Dominators, no splits, no stretched)
7) OEM fuel injection only
8) Cast aluminum intake only (no tunnel rams or sheet metal intakes)
9) Headers are prohibited, mufflers are required and exhaust must extend to behind the drivers seat

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is intended for vehicles that have been slightly modified for competition but still utilize mostly stock components. They need not be street legal, but they should appear streetable.  Engine swaps allowed, but frame must be correct for body.

BODY

1) Stock steel body (minimal cutting allowed only for tire clearance)
2) Wheel base cannot be extended, must match body
3) Firewall can be reshaped minimally, but not cut and relocated
4) Must retain factory floor pan
5) Flatbeds must meet tech approval
6) Must retain full stock glass
7) Headlights and taillights required but need not be functional
8) Front bumper required
9) Interior cannot be gutted
10) Single race seat allowed

CHASSIS

1) Full uncut factory frame front to rear
2) Minimum 4 point roll cage required for open top vehicles
3) Ladder bar suspension allowed (No 4-link, 3-link, floaters or coil over shocks)
4) Must have at least three leaf springs front and rear
5) Any stock front and rear differentials allowed
6) Any stock transfer case allowed
7) Fuel tank (fuel cell) and battery may be relocated
8) Radiator must be located in front of motor
9) Transmission modifications and trans brakes allowed (must be shielded)
10) 4 wheel brakes, dual master cylinder required
11) Unaltered DOT tires only

ENGINE

1) Engine must pull 14" of vacuum at 1000 RPM’s
2) Big block engines in full size trucks only
3) Engine must be located in stock location
4) No aluminum engine blocks or heads (unless OEM)
5) Single gas carb limited to 4150 / 4160 (no Dominators, splits, or stretched)
6) OEM fuel injection only
7) Cast aluminum intake only (no tunnel rams or sheet metal intakes)
8) Open headers are allowed for competition

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is intended for vehicles that have been modified for competition but still utilize stock components. They must appear stock and must utilize a full factory frame in their chassis. Any engine, frame and/or body combination allowed.

BODY

1) Stock steel body with the exception that fiberglass hoods shall be allowed (minimal cutting allowed only for tire clearance)
2) Body must match wheelbase
3) Firewall can be reshaped, but not cut and relocated
4) Must retain factory floor pan
5) Flatbeds must meet tech approval
6) Windshield required (lexan or equivalent acceptable)
7) Headlights and taillights not required
8) Front bumper not required
9) Interior can be gutted but no cutting
10) Single race seat allowed
11) Driver must sit in stock location

CHASSIS

1) Full uncut factory frame front to rear (must retain 2 stock cross members)
2) Minimum 4 point roll cage required for open top vehicles
3) Ladder bar suspension allowed (No 4-link or coil over shocks)
4) Must have at least one leaf spring front and rear (fiberglass allowed)
5) Any stock front and rear differentials allowed
6) Any stock transfer case allowed
7) Fuel tank and battery may be relocated
8) Radiator must be located in front of motor
9) Transmission modifications and trans brakes allowed (must be shielded)
10) 4 wheel brakes, dual master cylinder required
11) Unaltered DOT tires only

ENGINE

1) Any automotive type engine allowed.
2) Engine must be located in approximate stock location based on firewall location.
3) Aluminum heads allowed
4) Any unmodified single gas or alcohol carburetor allowed
5) Cast aluminum intake only (no tunnel rams or sheet metal intakes)
6) Vacuum pumps and dry sumps allowed
7) Open headers are allowed

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is for highly modified stock appearing four wheel drive race vehicles. Altered frames, race bodies and high performance race engines allowed.

BODY

1) Any type of stock appearing truck or Jeep body allowed (must be recognizable per tech approval)
2) Body must extend to and cover all front engine components
3) A firewall and floorpan must be present protecting driver from engine and driveline components
4) Driver must be located in approximately stock location (to the left of the driveline)
5) Windshield not required

DRIVETRAIN

1) The main frame of the chassis must contain a minimum of 36 inches of stock frame rail on both sides of the vehicle. The remainder must be constructed of minimum 2 X 3 steel from front to rear. Round tube can be used for additional bracing.
2) Minimum 8 point roll cage required
3) Any type suspension allowed
4) Any style chain or gear drive transfer set ups allowed
5) Dual independent master cylinder brake system required
6) Four independent wheel brakes required
7) Unaltered DOT tires
8) Maximum wheelbase 130"

ENGINE

1) Any automotive type engine acceptable
2) Engine must be located with # 1 spark plug no more than 12" behind the center of the front axle tube
3) No aluminum engine blocks
4) Any type of cylinder head and intake manifold allowed
5) Dual carburetors (gas or alcohol) allowed
6) Vacuum pumps and dry sump allowed
7) No nitrous allowed 

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is intended for highly modified 4 wheel drive vehicles allowing tube chassis, any engine location and aluminum engine blocks. These vehicles need not resemble any factory produced vehicle.

BODY

1) A body is required. It can be constructed from metal, fiberglass or plastic and can be any design
2) A firewall and floorpan must be present protecting driver from engine and driveline components

DRIVETRAIN

1) Chassis material, design and workmanship must meet safety requirements and tech approval
2) Rear engine vehicles roll cage must provide adequate protection to driver legs
3) Any type suspension allowed
4) Maximum 46" DOT tires with alterations (Cuts) allowed
5) Vera Trac and similar tires are acceptable on front
6) Dual independent master cylinder brake system required
7) Four independent wheel brakes required
8) Maximum wheelbase 150"

ENGINE

1) Any automotive type engine acceptable (aluminum blocks allowed)
2) Multiple carbs, Injection and Nitrous allowed (no blowers or turbos)
3) Gas or Alcohol only, no nitro methane or similar fuel accelerators
4) Any safely constructed competition exhaust allowed

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

GENERAL

This class is intended for highly modified 4 wheel drive vehicles allowing tube chassis, any engine location, aluminum engine blocks and super chargers. These vehicles need not resemble any factory produced vehicle.

BODY

1) A firewall and floorpan must be present protecting driver from engine and driveline components

DRIVETRAIN

1) Chassis material, design and workmanship must meet safety requirements and tech approval
2) Rear engine vehicles roll cage must provide adequate protection to driver legs
3) Any type suspension allowed
4) Paddle tires or maximum 46" DOT tires with alterations (Cuts) allowed
5) Dual independent master cylinder brake system required
6) Four independent wheel brakes required
7) Maximum wheelbase 150"

ENGINE

1) Any automotive type engine acceptable (aluminum blocks allowed)
2) Blowers, Turbo Chargers, Injection, Multiple carbs, and Nitrous allowed
3) Gas or Alcohol only, no nitro methane or similar fuel accelerators
4) Any safely constructed competition exhaust allowed
5) Blower restraints and belt shield required. Blower and hat blanket and fuel line shield highly recommended

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.

ATV CLASSES

ATV Classes:

Vehicles must meet all applicable safety and general requirements.

Vehicles are subject to tech inspector’s approval.