General Rules: HDM has the final say in all matters regarding any matter at the pulls.
1.       All tractors must have working brakes and be able to stop themselves.
2.       No portion of the tractor can interfere with the hooking of the sled during the pull. (weights) Kill switch must be easily accessible.
3.       Minimum drawbar length is 6” from the center of the rear axle to the point of hook.
4.       All drawbars must be stationary and rigid in all directions at all times.
5.       Drawbar must be equipped with a loop or hole of a minimum of 1 ½”, with a minimum of ½” from the point of hook to the back of the drawbar,              and ¼” to the front.
6.       All tractors classes, except open, must have stock appearing frames that must be of OEM material. If frames are notched or modified, these               areas must be reinforced.
7.       All tractors must be two- (2) wheel drive.
8.       Front axle may not extend past the stock frame.
9.       No tractor shall have a wheelbase that exceeds 72” in length.
10.      No tractor shall have a wheel track wider than 48” in width, including weights.
11.      All tractors will have the hoods.
12.      All seats must be securely mounted.
13.      All seats must have at least a 3” rigid backrest with no less than a 45-degree angle.
14.      All tractors must have fenders. They should provide a definite barrier between the tire and the operator’s legs.
15.      All tractors must have some type of foot support. Floorboards, pegs, pads, and running boards are best. This is to ensure that the operator’s              feet cannot contact the ground or rear tire during the pull. You MAY NOT put your feet on the chassis for support.
16.      All tractors must have either the stock exhaust, or a pipe that discharges vertically.
17.      Any Turbo-charged Engine must have a “cross” in exhaust. (See officials for explanation)
18.      Push ON scales / Push OFF scales.
19.      Any tractor may move up class, but you may not move down. (ex. 12hp wants to move up to 14-16hp, is fine. 14-16 can not move down).

Safety Regulations:
1.Helmets are recommended in all classes. Helmets are REQUIRED for pullers under 18 years old in the Open, Diesel, and Youth Stock                         classes.
2.All drivers must have enclosed foot protection. Long pants RECOMMENDED but not mandatory except in open classes.
3.All tractors must have shielding over belts, chains, flywheels, pulleys, or any other moving parts. This is to ensure driver safety.
4.Shielding over clutches and flywheels must be OEM or 1/8” thick steel, and ¼” thick aluminum.
5.All Open class Single Cylinder Tractors must have a scatter shield opposite the cam side of the motor; it must be 1/8” steel, or 3/16”                              aluminum. It must cover the full height and width of the block and be attached in a secure manner.
6.Aftermarket blocks ARE allowed in open class tractors. Head straps are also recommended.
7.All tractors must have a working kill switch.
8.Kill switches must be mounted securely and easily accessible in the rear of the tractor. Kill switches must kill the engine and shut off any                        electric fuel pumps.
9.Track officials may check kill switches at any time for proper operation.
10.      It is recommended that all tractors have a working fire extinguisher.
11.      Must have full hood and side shields – Open Class and up. Twin Cylinder Open Class must have side shields on both sides covering block                  and heads. OEM side shields are acceptable. Fabricated shields made of steel must be minimum 0.080" thick, or aluminum
         minimum thickness of 3/16".

Track Rules/Operation:
1.No abuse of alcohol or drugs will be permitted.
2.All vehicles must be operated in a safe manner at all times (this includes cars, trucks, tractors, and pit vehicles).
3.Operator must be seated at all times. This means remaining in the seat with a minimum of one (1) hand on the steering wheel at all times                    while the tractor is in gear.
4.No riders will be allowed on the tractor.
5.Registration will close after the first hook of the class. Pre-registration for classes is allowed.
6.Each tractor may be entered in more than one (1) class. Tractors may pull more than once per class, IF less than 10 tractors in that class.
7.All children must be able to safely operate tractor without assistance. Adult guidance is recommended for the really young pullers.
8.Competitors will have three (3) minutes to hook to the sled when it is his/her turn. If they are not ready, they must notify an official of any                          problems, and must drop 3 places. Track officials must know of any such occurrence. Any delay may result in disqualification.
9.All hooks are to start with a tight chain.
10.      All competitors will receive two (2) attempts to move the sled. Once they pass the 25’ mark, they must keep that hook.
11.      Once you’ve have hooked to the sled, there will be no refunds for that class. (NO EXCEPTIONS)
12.      If the first three (3) contestants make a full pull, the class MAY be started over again at the track official’s discretion.
13.      You may weigh in before each class. Everyone must weigh out. RPM’s will be checked at Random.
14.      If you touch a line or go out of bounds (any tire), this will result in a disqualification. The sled may go out of bounds.
15.      The first hook of each class has the option of dropping hook. This includes going out of bounds or a disqualification.
16.      A Floating finish must stay within the line of the boundary lines.

Fuels and Fuel Containers:
1.All forms of nitro methane (to include Nitrous Oxide) are illegal as fuel, or a fuel additive.
2.Legal fuels are: Gasoline, Diesel, Race Gas, and Alcohol.
3.No pressurized fuel tanks. (Unless OEM Propane).

Weights:
1.All weights must be securely fastened.
2.No weights to exceed more than 7’ from the center of the rear axle forward.
3.Weights must not interfere with the hooking of the sled.
4.Anything separated from the tractor while hooked to the sled will result in a disqualification. This is during a GREEN flag. After a RED flag the             hook is considered over.
5.The furthest point of weight attachment can be no more than 18” from the centerline of the rear axle back.

Tires:
1.No dual wheels, studded tires, or chains will be permitted.
2.No automotive type tires permitted.
3.Maximum garden tractor type tires not to exceed 26”x12”x12
4.Must be OEM type tires or suitable replacement.
5.Turf or Ag cut tires allowed.

Wheelie Bars:
1.All tractors must have wheelie bars.
2.Wheelie bar must be able to support the weight of the tractor when weighted to the heaviest class that it will be competing in.
3.Wheelie bar pads or wheels will be no more than 5” off of the ground, and no less than 5” beyond the rearmost part of the rear wheel. Pads                  should be a minimum of 3”x3” and wheel should be a minimum of 1” wide and 4” in diameter.

Protests:
1.A tear down protest consists of a deposit of $50 at the time of the protest. This protest is for head removal. Protest may be made by anyone                competing in the same class as tractor in question. Protested puller must match $50 with the winning side being awarded the money.
2.Protest must be made within 5 minutes of the conclusion of the class. If protested driver will not submit to a teardown, he/she will be                               considered illegal and forfeits any purse, prizes, or points awarded and the protest is considered failed. If the tractor in question is proven                    illegal, it must be proven legal before it will be allowed to compete again.
3.Engine teardown consists of head removal and carburetor removal (Flat head engines only).
4.Teardown is by the owner or the owner’s mechanic. At the owner’s request, the only witnesses to be: Owner, owner’s mechanic, and the                       tech/track officials.
5.Contestants may protest other parts of tractors, such as hitches, chassis, and tires.