ENGINE= Cubic inch limit of 650 for all three classes. NO air to air aftercoolers and NO ice boxes. Exhaust manifolds and intake manifolds must be OEM. If the engine was naturally aspirated and there is no OEM turbo charged intake manifold available, one may be manufactured. Exhaust pipe must extend a minimum of 18 inches above the sheet metal with no curves or rain caps. Must have two 3/8" grade 5 bolts installed 90 degrees from each other less than one inch apart in the exhaust.
INTERCOOLERS=Factory intercoolers are only allowed in the 9250 lb. and 11000 lb. classes. If using an intercooler, the intercooler must be covered with hood, side panel or a shield. The intercooler must use either one common radiator with the engine water, or a second tank for the intercooler. A second cooling radiator for the intercooler water is not allowed. If a tank for intercooler water is used the water must be at ambient air temperature or up to 10 deg below ambient. Intercooler water contents must not exceed 5 gallons and time of drain with the intercooler pump shut off. Water is not to be drained from the intercooler tank between hooks at a two hook one night session.
INJECTION PUMP=Simms A-pump is considered equal to Bosch A-pump. Any tractor that originally came with a Roosa Master Pump is allowed to run a Bosch Model 100 pump if they so desire. Any tractor with a rotary pump can run an Bosch A pump. John Deere 6030 and Minneapolis-Moline is allowed to run a Bosch P pump.
TURBO CHARGER= Only one turbo charger is allowed per pulling vehicle. No limit on size. The use of Variable Geometry Turbo Chargers is not allowed.
R.P.M.= Factory RPM is allowed in all classes. R.P.M. CHART If the rpm's are checked after unhooking from the sled and is over 50 rpm higher than allowed, the puller will be disqualified and lose the points from that class for that pull. Show points will still be awarded.
FUEL= Diesel fuel only, NO water injection, NO nitrous injection, NO alcohol, NO turbo charged propane, NO pressurized fuel tanks.
RIMS= Steel rims are only allowed on the rears, front aluminum rims are allowed on the steer axle. Hub caps and wheel covers are allowed.
TIRES= MAX. tire size 20.8-38's or 18.4-42's for all three classes. Tractors may run cut tires, bias or radial tires are allowed.
BLOCKS= All blocks must be stock for make and model of tractor or a direct bolt in replacement from the same manufacturer, that requires no modifications to engine or bell housing. No deck plates allowed.
SHEET METAL= All sheet metal must be stock appearing and in stock location. Fiberglass nose is allowed. Frame rails must match engine Frame rails on a White/Oliver chassis may be used in place of the heavy factory belly pan.(Sheet metal can be upgraded for cosmetic purposes only. Contact IHFSPA for details.)
DRAWBAR= 20" drawbar height. Drawbar length can be no shorter than 18" from center of axle to the point of hook. Drawbar must have a 3-inch hole with a minimum of 1 square inch of steel at the rear of the hole. Drawbar shall be constructed so that in the event of breakage the drawbar supports do not pull from a top link above the centerline of the rear axle of the tractor.
FRONT AXLE= No narrow fronts allowed, wide front ends only. The front tires must run in the same path as the rear wheels travel in. Homemade front axles are allowed. The tractors front axle must be + or - 1 foot of factory placement.
WEIGHT BRACKETS= Front weight bracket must be no more that 2 feet in front of nose cone of tractor. The rear weights must not exceed the back of the rear tires.
WEIGH-IN PROCEDURES = All tractors must weigh in at 9250 lbs. If your tractor is not light enough to compete in the 9250 you will weigh in at 11,000 lbs. You may count down to 7500 and count up to 11,000.
First puller in each class will have the right to either keep the pull or drop to the 1st, or 6th, position. If puller has a mechanical failure, he or she may drop to last if approved by a director, then they must keep that pull no matter the distance.
Contestants must have a valid driver’s license to enter any contest. If the puller is under the age of 18, he/she must have a written consent of a parent or legal guardian. NO EXCEPTIONS!
SAFETY EQUIPMENT
All tractors must have a intake air shutoff to hook to the sled with a 2 inch ring mounted as close to center of the back of the tractor as possible. Must not be fastened to the seat, and not under weights. Must be in clear view.
Air intake shutoff must be spring loaded to assist in the closure of shutoff.
Tractor must be equipped with “dead mans” throttle.
Tractor must have a neutral or clutch safety switch.
All tractors must have a working ABC type fire extinguisher.
Tip over bars are mandatory. They must be constructed of steel, minimum of 20 inches apart, and a maximum of 10 inches high and must protrude past the back plane of the rear tires.
All tractors must have fenders and must support weight of driver. Top of fender must have no less than a 6-inch top over tires.
All tractors must have working brakes.
All tractors must have two 3/8 (grade 5) bolts in exhaust pipe.
All tractors must have a fan shroud.
ROPS are mandatory.
Seatbelts are required
If a SFI Spec 47.1 roll cage or equivalent is used a helmet must be worn.
All seats must have a minimum of an 8-inch back rest.
A DRIVER MAY BE DISQUALIFIED IF:
He/she doesn't remain seated during the entire pull.
Loss of weights during the pull.
Any object, including weights, falls off the tractor while hooked to the sled.
You will receive show and hook points)
Excessive leakage of water, fuel, or etc..
Tractor will be disqualified if hitch breaks.
If caught for disqualification’s more than 2 times, future pulling is to be decided by the directors with a maximum punishment of disqualification of one year and 10 days.
GENERAL RULES
Tractors will have two attempts to start the sled as long as they have not gone past the 75' mark under power.
If the tractor goes out of the pulling track, the measurement will be taken at the point where the tractor went outside of the pulling track.
If it is decided by the sled operator or flagman that your pulling tractor is going out of
control, brakes from the sled may be applied or you will be flagged to stop. If so you will
be measured from that point and their will be NO re-hook allowed.
All decisions made by the judges are final. NO UNSPORTSMAN LIKE CONDUCT
WILL BE TOLERATED
If the tractor is running the driver must be in the seat of the tractor.
If caught for disqualifications more than 2 times, future pulling is to be decided by the
directors with a maximum punishment of disqualification of one year and 10 days.
Notify at least 2 directors before a pull after changes have been made to tractor, which might affect the weight or safety of the tractor. If not in compliance with this rule you will be disqualified for a maximum of 1 year and 10 days.
Any tractor may be protested for engine cubic inch for a fee of $250.00. If after tear down the tractor is found to be of legal size, the individual protested gets the $250.00. If they are found to be illegal, the money goes back to the protester and the illegal tractor and driver is banned from any further pulls for a time of 1 year and 10 days, and loses any accumulated points.Refusal to be torn down is an automatic disqualification of 1 year and 10 days. The tear down must take place in a secure location.
30 days notice to be given prior to any new hook to run for points, or existing pull that has a time or day change.
No rules may be changed, deleted, or added during the pulling season, with the exception of safety reasons.
Annual meeting will always be the second Sunday in December at 5p.m. unless
otherwise noted in the notice of the meeting.
MEMBERSHIP DUES
Dues due April 1st $100.00 tractor-$25.00 extra driver
Dues paid after April 1st $125.00 tractor-$25.00 extra driver
When dues are paid on the tractor, the tractor must go down the track to be eligible to have voting rights.
Extra driver’s name will be specified on dues receipt and membership card.
$25.00 one night membership. The tractor may compete for money, but not for points.
Only two votes allowed per tractor. Member and or driver must be present to vote.
