CUSCRA
  1. General Rules
  2. Pure Stock
  3. Mini Stock
  4. Truck
  5. Sprint
  6. Go-Carts

TRUCK RULES Rules locked until the end of 2009

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1. TRUCKS

  1. Full size only. NO El Camino, Ranchero, Ranger, Sonoma, etc.
  2. Minimum weight 3,400 lbs.
  3. Frame may be shortened to 101-inch wheelbase.

2. EXTERIOR BODY

  1. Remove all exterior trim and moldings.
  2. Remove all glass. This includes no rearview mirrors.
  3. Hoods and trunks must be chained, bolted, pinned, or welded and must remain on to race. Minimum two (2) pins in front.
  4. Bumpers must be strapped to fenders. You may remove fender wells.
  5. Bumpers: No I-beams, No nerf bars outside the body.
  6. You may cut wheel wells for tire rub.
  7. No altering rooflines.

3. INSDIE DRIVER'S COMPARTMENT

  1. Remove all flammable material. May leave front seat and dash or you may install a race type seat, properly mounted.
  2. Race seat recommended. Aluminum seat should be used. All joints completely welded.
  3. Must have at least six-point roll cage with door bars (driver side), 3 minimum.
  4. ALL roll cages must be 100% welded at all joints or you DO NOT RACE!! 1.75 outside diameter x .095 walls.
  5. Must have a working (race approved) window net, no mesh or screen over driver window. Net must be secured to roll cage.
  6. All holes in the fire wall and wall between trunk and driver must be plugged or covered. You may have two 1/2' holes in rear floorboard for drainage.

4. WHEELS AND TIRES

  1. Wheels nothing wider than 8", NO Bead locks.
  2. Up to a 275 DOT 60 series, any legal IMCA tire, American Racer, Hoosier.
  3. Must hae 9/16 wheel studs on right side minimum

5. SAFETY

  1. 5-point racing harness with crotch belt, headrest and window net are mandatory.
  2. Fire suits, gloves, shoes are Mandatory. Nomex underwear is advised.
  3. Driver must wear an approved safety helmet. SA -95, 2000 or 2005. Full face.
  4. Must wear an approved neck brace.
  5. Must have a minimum 2 1/2 number fire extinguisher within reach of the driver.

6. BATTERY

  1. Dry cell type securely mounted. Wet batteries must be in a sturdy box or container must be securely mounted.
  2. Must have a battery disconnect switch and be within reach of the driver. Switch must be able to shut the truck off when all other switches are on.

7. FUEL TANK

  1. Stock gas tank must be removed.
  2. You can use a five or six gallon marine fuel tank. Must be securely mounted with straps or bands.
  3. Fuel cell recommended.

8. ENGINES

  1. Cast iron blocks and intake may have aluminum intake. May have 6.5 inch plenum to carburetor mounting surface.
  2. No decking. Must be in stock location.
  3. Any flat top pistons. Engine must be stock with OEM components only.
  4. No head milling, any production head allowed. No pinning or screw in studs; only for repair of broken stud.
  5. Any vacuum secondary carburetor, demons allowed. May use any two-barrel.
  6. Cam up to .555 lift only hydraulic lifters. No roller lifters or rockers.
  7. Distributors: any are allowed. Driveline 2" steel minimum.
  8. Transmission: any type allowed. Stock disc 10-12 inches. No electric fans.
  9. May change rear gears.
  10. May change rear ends.
  11. Engines may be sealed at any time. If seals are tampered with, full penalties will be assessed.
  12. Top three in class and any others requested will have to submit to an engine inspection.

9. NO CLAIMER RULE!!!



HAVE FUN, BE CAREFUL AND BE A GOOD SPORTSMAN.

Desert Thunder Raceway and CUSCRA has the right to add to, eliminate, and/or change these rules at any time.

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