8000 Mod Diesel 4x4http://www.interstatepullers.com/8000-mod-diesel-4x4/Fri, 19 Jun 2009 00:50:45 +0000en-USSquarespace Site Server v5.9.1 (http://www.squarespace.com/)8000 LB. MODIFIED DIESEL 4X4 TRUCKInterstate PullersSun, 25 Jan 2009 00:02:22 +0000http://www.interstatepullers.com/8000-mod-diesel-4x4/2009/1/24/8000-lb-modified-diesel-4x4-truck.html308576:3199176:2899752
  • Must use stock frame for make and model of vehicle. No tube or aftermarket frames.
  • Wheelbase maximum of 158". Rigid suspension, drop boxes and reversers allowed.
  • Hanging weights allowed. Weights must not extend more than 60" from centerline of front axle. Weights must be secure.
  • Tires and wheels must stay in center of wheel wells as intended by manufacturer.
  • All u-joints must be shielded 360 degrees with 3/8" thick aluminum of 5/16 steel. Shield shall be 6" wide and centered on the u-joint. Inside diameter of shield shall be no more than 2" larger than the u-joint.
  • All intermediate shafts between the transmission and transfer case shall be totally enclosed with 3/8" aluminum or 5/16" steel. One forth of the shaft may be visible.
  • Axle shields are not required.
  • Hitch height to be maximum of 22" off ground. Hook point to be a 3" diameter ring or clevis.
  • Minimum hitch length from center of rear axle back must be at least 36% of wheelbase.
  • If bed is too long it may be cut to accommocate the 36% hitch length rule. Hitch must be clear for hookup.
  • Maximum tire height is 35". Must use D.O.T. approved tires. Must have a D.O.T. number moulded on the tire. No cepecks allowed. Cut or sharpened tires allowed. Dual rear tires are not allowed.
  • Exhaust must exit straight up, stack length minimum of 12 inches from top of hood. Pipe must have (2) 3/8 grade 5 bolts mounted in a cross pattern in the vertical pipe.
  • Engine must come from the factory in a one ton or smaller pickup truck. Maximum engine size shall be 460 cubic inches. Mechanical or electronic injection allowed.
  • No nitrous, propane or alcohol allowed - #2 diesel fuel only. Water injection allowed.
  • Turbochargers limited to 2 stage configuration.
  • All engines will have deflection shields running the complete length of the block casting. Shields must be securely fastened and must be .060" thick.
  • SFI bell housing blanket and/or SFI blowproof bell housing required. NO cast iron clutches or flywheels allowed.
  • Air shutoff required - At the rear of the truck to be operated by the sled and also a control inside the drivers compartment.
  • Fire extinguisher, Snell 85 or better helmet, SFI suit, and seatbelts required.
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