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National Wing 360 Rules pg 1 0f 2
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National Wing 360 rules

TECHNICAL INSPECTOR

 

1)      Responsible for sound level reading

2)      Report rule violation to director

3)      Perform random checks for required safety equipment..

4)      Performs technical inspection on all cars to confirm adherence to stated rules.

5)      Perform or supervises protest tear downs and random fuel checks.

 

ALL OFFICIALS ARE AT THE TRACK TO HELP CONDUCT A SAFE AND PROFESSIONAL OPERATION BY BOTH THE RACE AND THE RACE FANS.  ANY ABUSE, BE IT VERBAL OR PHYSICAL, WILL NOT BE TOLERATED AND WILL RESULT INA FINE, SUSPENSION OR EXPULSION FROM RACING OR ATTENDANCE PRIVILEGES AT THIS FACILITY.

 

TECHNICAL RULES:

     

ENGINES

      Engines are limited to a maximum of 360 cubic inches.  Engines must be cast iron.  Aluminum heads are permitted.  Stock calve angle, 23 degree plus or minus 2 degrees OEM, Ford and Chrysler are the exception, no rollover.  No overhead cam type motors or multi valve per cylinder heads.

 

INJECTORS

      Only one nozzle per cylinder.  No down nozzles, no injector’s nozzles drilled directly into head and or computerized injectors.  Injectors to in individual stack per cylinder design and shall not exceed 2 – 3/16” maximum inside diameter.  Larger injectors may be used, but sleeves a minimum of three inches in length must be installed in the stack above the butterflies.  No relief hole may be drilled above the butterflies on any injector.  No throttle body or plenum type injector allowed.  If Ford or Chrysler engine used injectors must be restricted to 2” inside diameter and 3” in length.

 

FUEL

      METHANOL ONLY.  No additives.  No nitro or NOS allowed.  Specific gravity not to exceed .82 or within (plus or minus) .10 of standard track fuel sample.

 

WEIGHT

1)      Cars must weigh a minimum of 1525 pounds WITH driver at any time before, during or after the racing event. ASCS head motor 1450 with driver.

2)      No bolt on weight

3)      You will be DNQ if you are below the minimum weight after Qualifying, and will receive no qualifying points, and would be placed at the back of the heats or of a non-qualifiers race, which ever applies.

 

WINGS

 

            Maximum top wing size of 25 square feet with 30” side panels.  One inch wicker bill on 90 degree angle allowed

            At rear of center foil (maximum).  Center foil must be one piece.  Side panels must be one piece.  No split or bi-

Wings.  Top wings must not extend beyond outside of rear tire.  No wrier-bill n nose wing to exceed 3/8 of an inch.  Maximum front wing size 2’x3’ and cannot extend beyond the leading edge. Of front bumper.

No side foils, rudders, or panels are to be extended beyond roll cage on any side.  No body pieces to extend

Beyond or underneath front torsion tube except hood.  Sun shield cannot restrict version.  No wedges of foils

Underneath race car.  No Gurney lips or turn outs on any body panels.

 

 

Chassis

     

Any sprint chassis is allowed but it must pass any test described by safety inspector and or manufacture

Roll cage must be of a four- post design.  No champ dirt cars.  No elliptical (oval shaped) tubing used on or as a part of the main structure.  Wheel based 84”.

Fuel cell securely mounted with bladder mandatory.  Tank used for qualifying must remain on for all events.

Bumpers and nerf bars are mandatory and must be securely mounted.  No aluminum frames, bumpers or nerf bars.  Nerf bars must not be outside tires.  Maximum 8” front bumper or 23.5” from center of front axle to front of front bumper.

No traction controlled device allowed

No two way radios or electronic signaling devices will be allowed.

 

SHOCKS

 

No cock-pit adjustable or with in reach of driver.  No chassis adjustments from cock pit with exception of wring slider.

 

TIRES AND WHEELS

1)      Right rear Hoosier Racing tire, stamped SC15-D-25

2)      Left rear Hoosier Racing Tires, stamped D10 or D12  or RD12

 

EXCESSIVE NOISE

 

MUFLERS ARE REQUIRED AND MUST MEET 95 DBA AT 100 FEET.

We will make every effort to inform you if your car is running loud during hot laps, but it is your responsibility to check with the pit Stewart to make sure you were not loud during qualifying.  We have a limited number of officials and to make sure you receive as much time as possible to repair sound problems during qualifying, each car should have a crew member check with the steward after their qualifying run.

 

 SAFETY

 

SAFETY EQUOPMENT

 

A)    Multi-layered fire suit with nomex underwear and socks

B)    Driving gloves and shoes fore retardant

C)    SNELL SA 2000 or better

D)    Arm restraints, helmet restraints, neck collar

E)     Three inch, five point belts installed in accordance t manufacturers suggested installation.  Belts dated within two years of current season.

F)     Padded knee guard and pad on center of steering wheel

G)    Drive line strap or hoop restraint constructed of .065 steel ether welded or bolted to the chassis. Metal hoop restraints must react positively to magnet test.

 

THE RULES, REGULATIONS AND STANDARD OF CONDUCT SET FORTH HEREIN ARE DESIGNED TO PROVIDE ALL COMPETITORS, THEIR CREWS AND CAR OWNERS WITH A CLEAR UNDERSTANDING OF THE MINIMIN ACCEPTABLE REQIREMENTS FOR PARTICIPATION.  THESE RULES SHALL GOVERN CONDITIONS OF ALL EVENTS AT THIS FACILITY AND BY PARTICIPATING IN THESE EVENTS, ALL PARTICIPANTS AND THEIR SUPPORT CREWS ARE DEEMED TO HAVE READ, AND AGREE TO COMPLY WITH THE RULES AS LISTED.  NO EXPRESSED OR IMPLIED WARANT OF SAFETY SHALL RESULT FROM PUBLICATION OF THESE RULES.  THESE RULES ARE TO ESTABLISH GUIDELINES FOR COMPETITION AND IN NO WAY ARE A GUARANTEE AGAINST INJURY TO PARTICIPANTS

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