Rules locked, 2023,2024,2025

With the exception of safety requirements approved by the board.
Must also follow all general rules listed above.

General Rules:

1. Drivers must wear approved full face helmet, approved fire jackets and pants with a SFI rating of 3–2a–1,

 and seatbelts, SFI shoes recommended.

2. Cowl induction hood allowed–No open holes.

3. Tires must be D.O.T. approved no bigger than a 33x12.50 inches, or 305–70–16 metric maximum tires size.

 No cut tires. No recaps.

4. One ton driveline or less, u–joints, driveshaft, rear end, transmission and transfer case. Trucks must have

 complete suspension in factory location with at least 1” of travel but may be temporally blocked to pull.

All rear–end bars must be forward of rear axle.

5. No special bumpers, snowplow hook ups, or brush guards. Front bumper must be in stock location and

 nothing protruding beyond the bumper.

6. The decisions of the pulling officials are final.

7. Trucks must have reverse lights of some sort.

8. Must have scatter–proof bell housing or blanket, and a kill switch.

9. Any unsafe manner of vehicle (on or off track) will be disqualified.

10. Top 3 placing trucks may be teched after pull. Any truck in violation will forfeit placing and hook fees,

 Tear down and protest rules apply.

11. Fuel cells can be added but must be secured inside the bed or under the bed.

12. Front axle must be in factory location, maximum wheelbase 134 inches. No narrowing of the front or rear

axle, 3 rear leaf springs minimum. (No moving axles or transmission or engines).

13. Truck must have a full body. No gutting of truck. Trucks must have full bed and a solid floor made of metal

 or wood with rear inner fenders and all factory glass. No flatbeds.

14. Any truck that has been lightened in any way may be penalized by adding weight to the rear of the vehicle

 at the discretion of the tech official.

15. All vehicles must have a working fire extinguisher.

16. Must have working hydraulic brakes.

17. No batteries in cab.
18.Truck is to  be teched when crosses the scales Carb/Heads.

Weights:

1. Weight can be added, but must be secured and not visible in the front of the vehicle. Weight must be

 secured and can be visible in the bed of the truck.

Hitches:

1. Hitch is to be no more than 20 inches off the ground, and hook point must be 42 inches minimum from

 center rear axle. All vehicles must have easy and ample access to hitch to hook chain. Pivot point of hitch

 cannot be forward of center of rear axle and must be below top of frame rail. No bars or chains from hitch

 to axle. All bars or hitch components must fasten to the frame rail only. Hitch opening must be 3 ¼ wide

by 3 ¾ deep.

2. Hitches must be tight and have no movement in any direction.

Engines:

1. Maximum 472 cubic inch +1% tolerance, naturally aspirated V8 engine.

2. Single four barrel carburetor, maximum 4150 flange allowed. No Dominator, King Demon, or predator

 carburetors allowed. (Must be no bigger than a 1.750 throttle bore size max will be checked before our

first pull and carb will be sealed.)

3. No fuel injection.

4. Cast iron block and heads must be used. No aluminum blocks factory aluminum heads are allowed. All

 blocks and heads must have OEM part number. Any production block. No Merlin, Dart, Bowtie, or SVO parts. No hemi heads.

5. Aluminum intakes are allowed.

6. Headers are allowed must exit down and back.

7. Electric water pumps are allowed.

8. Race fuel is allowed, No alcohol, LP, or Nitrous oxide.

9. All engines are required to have a S.F.I. approved balancer and flywheel.

10.Front of engine block cannot extend more than 10 inches of the center of the front axle. Front axle must be

in stock location.

Harmonic Balancer:

1. All engines must be equipped with a harmonic balancer or dampener meeting SFI Spec18.1.

2. All vehicles are required to shield all rotating mass mounted on the front of the crankshaft, if unobstructed.

 Shields to be from frame rail to frame rail and top to bottom. Shields to be a minimum of .125” steel or

aluminum fastened by at least 2 evenly spaced 3/8” grade 5 bolts.

U–joint shielding:

1. All u–joints and yokes must have a 360 degree cover, at least 6” long (covering entire yoke and u–joint),

1/4” thick steel (3/8” thick aluminum). Inside diameter of shield will be no more than 2" larger than u–joint.

 If cover is cut in half it must be fastened no farther than 1” from ends with at least 3/8”– grade 8 bolts. Must

 be bolted a maximum of 6” from bolt to bolt. All intermediate shafts need covered 360 degrees. NO HINGE

 STYLE fasteners permitted. Must be securely fastened. Drive shaft loops:

2. Drive shaft loops required (3/4” or wide), 1/8” or thicker steel (1/4” or thicker aluminum). No more than

 2” larger than the largest u–joint. If cut in half, must be bolted within 1” from ends and a maximum of 16”

 apart from loop to loop (multiple loops). If using a one piece cover it must be bolted a maximum of 6” apart

 the entire length and at least 1” from ends. All fasteners must be at least 3/8”– grade 8 bolts.

 NO HINGE STYLE permitted. Must be securely fastened.

ALL THE ABOVE RULES WILL BE STRONGLY ENFORCED DUE TO YOUR SAFETY AND THE

 SAFETY OF OTHERS. THE OFFICIALS’ DECISIONS ARE FINAL!

**The Head of Class/Tech Official for each class will enforce all of the rules!

Every vehicle will be teched on a random basis at some point throughout the season.**

**The Head of Class/Tech Official for each class will enforce all of the rules! Every vehicle will be teched

 on a random basis at some point throughout the season.**