Farm stock diesel
ENGINE:
* Stock engine only for make, model, and year of truck.
* Pump diesel fuel only. No propane or water injection.
* Stock turbo only for make, model, and year of truck. No modifications to turbo.
* Any engine programmers are permitted.
* Aftermarket air cleaner/intakes are permitted.
* Vehicle must have exhaust system with the exit in the stock location.
* Radiator must have a sufficient overflow reservoir.
* No velocity stack air intakes.
HITCH:
* Hitch height: 26” maximum.
* Hitch point must have a 3.5” hole minimum.
* Must be a Reese style hitch/receiver. No pulling from bumper. No shackles or clevises.
* Hitch must use hitch pin. Bolts are prohibited.
* Hitch must be stationary in all directions.
* A minimum of 42” is required from the centerline of the rear axle to the front of the hitch cross member.
* Hitch must be the rearmost component on vehicle.
CHASSIS:
* No batteries are to be located inside cab of vehicle unless they are in a sealed and covered box.
* Factory steering systems only.
* No hanging weights. Any weight must be located in the bed behind the cab and securely fastened.
* Plow mounts and brush guards are allowed.
* Must have full set of functioning head lights.
* Factory suspension only. Helper springs are permitted. Traction bars and third links are permitted provided they are bolted. Adjustable shocks are permitted.
* Removable suspension stops permitted as long as there is at least 2 inches of upward travel
* Any suspension air bags must contain less than 10 PSI pressure.
* Timbren bushings are permitted.
* Absolutely no electronic traction control devices.
* Factory spec wheelbase. Beds and toolboxes must be mounted securely. Any bed without a full floor must be covered.
* DOT tires only. Max 35 x 12.50?. No cuts, bars, or siping.
* No wheel spacers.
* No tire chains.
* One ton rear axle or less permitted. Dual rear wheels permitted if stock from factory. No aftermarket dual rear wheels.
* No open drivelines or drop boxes.
* Fuel tanks must remain in the factory location or in the bed behind the cab. Relocated tanks must be SFI approved.
* Brakes must be fully functional on all 4 corners of the vehicle. No driveline brakes permitted.
* OEM transmission and transfer case only.