2008 Newville 1/10 Scale Nitro “Limited” Sprint Class Rules

When reading rules below it is a good thing to realize that chances are if it is not mentioned here, it is not legal. Do not plan a defense of your latest concoction by saying "it doesn't say I can't do it". Save yourself and everyone else a lot of time by being realistic in what is expected and in the spirit of the rules.

The “Limited” Sprint class is OPEN to all drivers

2wd- Rear Wheel Drive ONLY- single speed transmissions ONLY

  • Wheelbase minimum is 9.5", maximum is 11.5"
  • Maximum track width is 10 "
  • Minimum weight is 56 oz.

Engines:

  • .12 O.S. TG Engines ONLY------- (NO MODIFICATIONS OF ANY KIND ALLOWED)
  • Only fuel, glow plugs, clutches and pipes may be changed in the “Limited” class. No altering of “head shims”, tampering with carburetor, bearings, etc, must be run as it came out of the box.
  • Management or a limited class racer who raced in the same Main with the subject can request an engine tear down. Management retains the right to deny a tear down. The source requesting the tear down must put up $20 for the subject's time and materials. The subject will tear down his own motor after the class's A-Main in front of track tech officials using his own tools. Only management, tech officials, the subject, and the person requesting the tear down will be present during the procedure. The vehicle may be impounded until the engine can be torn down. If the engine is found to be in violation of the engine rules or the subject rejects the request, the $20 tear down fee will be returned to the source and the above rule breaking consequences will result in forfeit of all “Limited” points and not participate in future “Limited” classes in the future at Newville R/C Speedway.
  • Max. Fuel tank capacity is 75cc (without insert), NO LARGE CAPACITY TANKS ALLOWED

Pipes:

  • No internal adjusting / moving parts
  • 6mm stinger opening

Tires:

  • OPEN TIRE RULE, Rubber or Foam tires are permitted, All Sprint Cars must run tires on CAR/BUGGY wheels
  • No Production Slicks allowed
  • Front tires in the front and rear tires in the rear
  • Front width wheels in front, rear width wheel in rear
  • NO silicone or silicone impregnated tires are allowed
  • ABSOLUTLY NO GREASE, IF YOU ARE FOUND USING GREASE ON YOUR TIRES, YOU WILL BE DISQUALIFIED

Body:

  • NO FRONT WINGS ALLOWED IN THE LIMITED SPRINT CLASS
  • Maximum Length is 18”
  • Must have scale appearing cage, hood, side panels, nerf bars, and bumpers. Exhaust header must appear on the right side of car in "engine area" and be made of round stock or molded polycarbonate (left side is optional).
  • Must run top wing - maximum wing surface area is 6" X 6" plus a 1/2" max rear spoiler.
  • Wing center section must be square, no canted leading edges. Left side panel max 4" x 7" max, right side panel is 3.25" x 7". A 1/4" bend is allowed on top and bottom of wing side panels but is included in max dimensions.
  • A 3/8" max wickerbill is allowed on rear edge of wing side panels. Wing minimum height at leading edge 5" from bottom of chassis.
  • Rear cage side panels may be used but cannot extend beyond cage frame.
  • Maximum front bumper width is 4".
  • No lexan or any other material may be mounted to nerf bars or bumpers that may assist as an aero device.
  • All cars must have 4 wheel independent suspension, No straight axle cars allowed
  • All height measurements are from bottom of chassis unless otherwise noted

 

THE FINAL DECISION REGARDING RULES OR CLASS SPECIFICATION ISSUES THAT ARE NOT ADDRESSED ABOVE WILL BE AT THE DISCRETION OF NEWVILLE R/C SPEEDWAY AND HOBBIES