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2008 Large Car Rules :: 2008 Compact Car Rules :: 2008 Midsize Rules

2008 LARGE CAR RULES 

  1. Each driver is required to fill out an entry form, be at least 18 years of age, and supply their own car.  Outlaw Demo-Derby, Inc. reserves the right to accept or reject any entry.
  2. Intoxicating substances or the use of such are prohibited prior to or during the event.
  3. Any front engine, 2WD, hard top car or station wagon is allowed, except 66 or older Imperials.
  4. All glass, including headlights, taillights, mirrors, etc., must be removed.
  5. All dirt and loose pieces must be swept clean of car. No work to be done at track.
  6. Safety belts, approved helmet, and eye protection are required and must be worn.
  7. Drivers have one-minute to make aggressive contact.  Drivers sandbagging will be disqualified.
  8. Derby officials may inspect any car at any time.  Officials reserve the right to impose additional rules.
  9. Do not leave car unless officials tell you to do so or until the last car has stopped.
  10. Inside of driver’s door must be covered by original upholstery, foam rubber or similar safe covering.
  11. A four-sided steel structure may be used for driver protection running directly behind seat, across front passenger door, dash area and driver’s door.  Must be securely fastened inside car.
  12. Driver’s door reinforcements not to extend more than 6” past the driver’s door.
  13. Maximum 5 gallons of fuel.  No original fuel tanks.  Must use D.O.T. or Coastguard approved container.   Fuel tank must be securely fastened, leak free and covered behind driver’s compartment.
  14. A maximum of 3 batteries and 1 transmission cooler may be moved to any reasonable position in the car as long as they are securely fastened to the car by #9 wire, metal straps, etc., and have a suitable shield.
  15. Six double strand twisted wires may be used between roof and cowl, providing at least a 30” hole in the center to escape fire.  No other windows may be wired.
  16. All chrome and ornaments must be removed from outside of car.  Carpet and headliner must be removed.
  17. Metal to patch holes must be no heavier than original.
  18. Car must set reasonably level; backend of car may not be flattened.  Maximum of 22” to bottom of bumpers.
  19. Hoods may be wired and/or bolted, maximum of 4 bolts not to exceed 1 inch in diameter by 6 inches in length, maximum of 4 double strand wires from front of hood to bumper.  Hood hinges must not be removed and must be operable.  Springs should be removed from hinges.
  20. Doors must be fastened shut by wire, chain or welded.  Tailgates and trunk lids may be welded.
  21. Straps on doors, tailgates, and trunk lids not to exceed 1/8-inch thickness and 3 inches in width.
  22. Any or all body seams may be welded.  No steel, other than ¼ inch bead of weld, on the seams.
  23. Station wagon rear floor doors must not be fastened and must be operable or completely removed.
  24. The two-hand hole covers on 1971-1976 GM leaf spring wagons (located on the underneath side of the tailgate compartment and fastened with four screws each) must be removed.
  25. Body must be bolted directly to top side of frame.  No extra bolts in body or frame.
  26. Engine mounts may be chained, wired or welded.  Radiator must remain in original position.
  27. Headers must extend straight up.  If headers are not used, you must have a 6” hole above the carburetor.
  28. Tubes, water and tires inside of tires and welded or locked rear ends are permitted.
  29. Rear shackles may be moved to accommodate longer or shorter springs.  Leaf springs may be added to the rear of a coil spring car.  Maximum of 12 leaf springs per side, 4 clamps per side, and only one mainspring per side.  Springs not to exceed 5/16 inch in thickness, 2 ½ inches in width, 60 inches in length.  Clamps not to exceed 1/2 inch in thickness and 1 ½ inches in width.  Leaf springs may not extend more than 30 inches from center of rear axle to center of front eye hole.  No spring to be longer than mainspring.
  30. The only welds permitted on the frame are welding the bumpers to the frame using only stock brackets, welding the front suspension to the frame to raise the front of the car, welding body bolt washer (3” maximum diameter) to frame, welding a plate on rear frame arch on a coil spring car (plate not to exceed ¼” x 22” x 6”), and welds for the addition of brackets to add rear leaf springs to a coil spring car. On a coil spring car you may use either the reinforcement plate or convert to leaf springs, but not both.  Maximum bracket size is 4” wide and bracket may not extend across top of frame.  Brackets must form to contour of frame rail and must have a minimum ½” gap between any other part of frame (crossmembers, gussets, body mounting tabs, etc.).
  31. All cars must have their car number above the driver and passenger door.  Car numbers must be at least 6” tall.