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Section 26 - SUPER FARM TRACTORS (SF)

Unless specifically outlined below in the class specific rules, the Tractor General Rules and the overall General rules outlined above will apply.

26.1 - General Rules:

  1. Super Farm Tractors will compete at a maximum weight of 9,200 lbs.

  2. No component tractors are allowed in the Super Farm Class.

  3. All Super Farm Tractors must comply with all General Tractor Rules on safety and dimensions rules.    

  4. All rules will be reviewed at fall banquet.

26.2 - Tires

  1. Tire size allowed is 24.5 X 32 maximum. See General Tractor Rules for dimensions.

26.3 - Engine

  1. No engine larger than 640 CID (plus 1%) with 5/8-inch deck plate.

  2. Engine cylinder head must be OEM agricultural type for that brand engine. Recast heads are allowed and must be OEM dimensions. All bolt patterns must stay in stock location.

  3. No overhead cams are allowed.

  4. Aftermarket intake and exhaust manifolds are allowed and must maintain original bolt patterns.

  5. Aftermarket headers are allowed.

  6. No intercoolers or aftercoolers are allowed.

  7. Any P series pump with any plunger size is allowed. No Sigma fuel injection pumps are allowed.

26.4 - Turbocharger

  1. OTTPA Super Farm tractor must run a Hart’s 3.6 X 4.55 smooth bore Box Turbo with a 132-exhaust housing only.

  2. No alteration of any kind is allowed.

  3. A one-time hook fee puller may run no larger than any 3 X 3 turbo or Old OTTPA box turbo allowed.

  4. Any questions call Head Tech.

26.5 - Fuel & Water

  1. VP Racing Fuel is the only fuel that is allowed for use in all pulling vehicles.

  2. No other additives of any kind are allowed.

  3. VGM water is the only water injected water that is allowed.

  4. Fuel sample valves are mandatory for checking. Sample valve must be located as close to fuel pump as possible on pressure side of fuel pump supply line, not on return side of fuel pump.

  5. Water sample valves are mandatory for checking. Water sample valve must be located as close to the water pump as possible in a safe and accessible manner for testing.

  6. A \$50 fine will be assessed for lack of fuel and water test ports for all classes.

  7. A \$50 fine will be assessed for any minor infractions of fuel or water quality