2007 Rules - Sportsman               2-21-07

  1. ROLL CAGE - Full 4-post roll cage must be used, front and rear hoop to the frame   Three door bars on left side are mandatory.  May have 2” bars for protection in front of radiator within confines of the body and no wider than stock frame rails.  May tie front horns together.  All bars, front and rear, must be inside body.  Special note on Unibodies:  Roll cages on Unibodied cars must be welded to tie together frame portions. Main hoop to be no less than 1.5 inch steel tube to be welded at each joint.  Main hoop and rear brace must have steel plates on bottom to be bolted or welded to floor behind driver.  No reinforcement of bumpers allowed. Min of one cross bar in halo. Must have a petty bar on driver side. Steel door plate mandatory. 18 guage or .049 inch min thickness metal, must be securely welded to outside of door bars on driver side. Plate must cover area from top door bar to rocker and from rear post at the back of the seat and 6” in front of driver seat.
  2. SAFETY - Combustible materials (top liner, upholstery, etc.) must be removed from inside of car.  All glass removed.  No mirrors allowed. 

    Helmets are required and must be approved Snell  SA95, SA2000 or SA2005 full coverage and must be worn at all times car is on the track.  All helmets must meet Snell standards.  Helmet must accompany vehicle at time of inspection.  Racing seat mandatory.  Must be attached to frame and cage.  No fiberglass seats allowed.  Fire suits of a flame retardant nature must be worn by all competitors.  Two-piece fire suits allowed.  NO KART SUITS AND NO FLAME RETARDANT COVERALLS.  Fire resistant gloves and shoes recommended. Flame retardant neck braces mandatory.  Left side window net mandatory..  A minimum of three safety bars must be installed in window opening in front of driver.  Screen may be attached.  Additional safety equipment optional.
    Competition 3” shoulder harness, 3” lap belt and sub-strap are required.  No factory-type shoulder belts or straps.  Metal to metal buckles are required on shoulder and seat belts.  The shoulder harness should be mounted even with, or slightly above, driver’s shoulders.  Belts should be anchored to frame and cage.  Seat belts and shoulder harness recommended not to be more than 1 year old.  Kill switch required within reach of driver.  This switch must be clearly marked “on” and “off”.  Fire extinguisher is required and must be securely mounted within driver reach.

    Loose objects and/or weights must not be used in driver’s compartment or outside the body or hood area.  Any weights added to other areas of the vehicle must be securely mounted and should be painted white and have the car number on it.  Weights must be attached with at least two 1/2” bolts under the car body. 


     
  3. BRAKES - Operative 4-wheel, drum or disc combination.  Brakes will be checked.  No shutoff valves in breaking system. 


     
  4. EXHAUST - Headers optional (no 180 degree headers).  Mufflers optional.


     
  5. FUEL - Pump gas or racing fuel allowed. No additives! Racing fuel cell required, no boat or stock automotive fuel tanks.  Must be securely fastened inside trunk of car and be mounted by at least two 1/8 inch thick solid steel straps, two inches wide around cell. Trunk floor may be removed and fuel cell  may be lowered..  Fire wall must be between driver and fuel cell.  All cell mounts must be steel, attached to frame cage.  No adjustable fuel cell mounts.  Fuel cell must be in a steel container.  Fuel cell vents must have check valves.  Fuel lines through driver compartment must be in metal pipe or metal conduit.  No fuel filters in drivers’ compartment.


     
  6. BATTERY - Battery must be in a marine type case securely mounted to frame or roll cage in a metal frame behind the seat or in trunk area.


     
  7. TIRES AND WHEELS - All wheels to be steel with 8 inch maximum.  14 to 16 inch wheels and tires allowed. Any stock D.O.T. tire up to and including 60 series tires and G60 McCreary American Racer.  No mud, snow or Hoosier tires.  1/2” lug bolt with 1 inch nut on all four wheels minimum.  Bead locks allowed on right rear and right front only.  Tires may be grooved or siped.


     
  8. ENGINES AND CARBURETOR - All engines used in competition must be able to be used in conventional passenger car without alteration.  Motor  mounts cannot be removed or altered.  Castings and fittings must not be changed.  No machine work on outside engine or on front or rear of camshaft.  Must be strictly stock for make of car.  Must mount in stock position.  Steel mounts are optional.  Chain may be used to hold motor to reduce torque bind.  Mechanical push rod fuel pumps only.  No electric pumps.  Two or four barrel intake allowed no alum.

     One two-barrel carburetor.  No aerosol carbs.  No dominators.  No fuel injection or electric fuel pumps.  Must be naturally aspirated. Maximum 1 3/4” bore at base plate. $200 carburetor claim - follow engine claim procedures. Driver may claim carburetor or engine, but not both on the same night.  Maximum one inch spacer between carburetor and intake.  No top flow air cleaner housings.  Dart heads, roller rocker arms, stud girdles okay.  Aluminum or steel rocker arms are optional.  No rev kits.  No roller cams.  No aluminum blocks, heads or  intake manifolds, Weiand intake #7547-1 and Edelbrock 2101 will be allowed.  


     
  9. FRAMES - Minimum wheel base of 107.5 inches both sides with no more than one inch difference from side to side. Camaros with 108 inch minimum wheel base allowed. GM Unibodies minimum wheelbase is 109”. 1988-96 front wheel drive Monte Carlo, Grand Prix, Lumina, Regal, and Cutlass bodies will be allowed on 1978-87 GM metric frames.1978-87 stock frame must match original firewall and floor pan. Back of engine block to the center of rear axles must be a minimum of 94 ½ inches. 1980 or new Ford unibodies may be replaced with Ford full frames.  NOTE:  May be shortened to 107.5” minimum.  Frames and cross member may not be altered in any way for engine placement.  Rear of frame may be replaced with 2” x 3” steel tubing, .095 wall thickness from center of rear tire back.  Motor must be in stock location.  Metric frames and Ford frames must have the back of the fuel pump in front of the cross member.  Cross member may not be altered in any way.  Frames may be “X” braced.  Note:  Must tie front frame to rear frame together on Unibody cars. MUST HAVE PICKUP CHAINS FRONT AND REAR.


     
  10. BODIES - Any U.S. manufactured full body passenger car 1960 or newer, full frame or Unibody ALL BODIES MUST BE STOCK with exception of the GM front wheel drive bodies.  No alum or prefabricated body panel. If car was manufactured with alum hood you may use. But, only if that year make and model of production can use alum hoods.   Rub rails no bigger than 1” x 2” and may be attached to body from fender well to fender well, flush with body and painted to match car.  All windows in body will remain open.  Driver seat may be no further back than quarter post.  Maximum seven inch metal sun visor may be added to top of windshield opening only.  Stock appearing plastic nose pieces may be used.  No spoilers.  3" hood scoop allowed.  All holes in front and rear fire walls to be covered with metal. Floor pans can not be removed for trimming or relocation, Has to be stock and to be in stock location. Front firewall from unaltered factory seam vertically to front of dash may be replaced with minimum .049 inch thickness steel. Dash is not to extend more than 24 inches back from center of lower windshield opening.  No lowering of the body or shortening or lengthening of the body.

    Car body and frame must be stock and in stock location.  Hoods may be gutted but not shortened.  Back of hood must be sealed off from other driver compartment using metal, not plastic material.  Fenders may be trimmed for wheel clearance.  Inner fender splash panels may be removed.   Pipe bumpers are allowed on rear if made in a safe manner. All bumper mounts must be steel.. Front bumper may have one round bar, maximum one inch diameter to support the nose piece.  This bar can be a maximum of eight inches in front of bumper.

    All cars must be numbered with large, legible numbers on both sides, top and rear panel.  Numbers must be in contrasting color from body in all light conditions.  Number on side of car to be 4 inches thick and minimum 20” high.  Numbers on top must be 4” thick and 30” high.      


     
  11. DRIVE TRAIN - O.E.M. production type transmissions will be allowed - 3 speed, 4 speed,5 speed and automatic. No “in and out” boxes.  No buttons or couplers. Must be clutch operated.  (With motor running and car in a still position, driver must be able to engage car in gear and move forward and backward at all times.)  Clutch must be inside of bell housing.  Transmission must have at least one gear forward and one gear reverse, plus a neutral position and must be able to be shifted by driver.  All race cars must join lineup on demand, unaided, or go to rear of that race.

    Clutch type transmissions must be equipped with an explosion proof bell housing.  If an explosion proof bell housing is not available for your engine, you may construct a shield of at least ¼ inch by 6 inch steel covering the clutch area 360 degrees and be securely fastened.  Drive shaft loop is required and must be constructed of at least ¼ inch by 2 inch steel and should be mounted no more than 6 inches back from front of drive shaft.  Drive shaft must be painted white and have car number on it.

    Any passenger car or truck rear end may be used.  No aluminum allowed.  No aluminum suspension parts. No coil over shocks. One shock per wheel.  Tubular A frames allowed on top ONLY must accept factory ball joint and bolt in stock position. No quick change device.  No Bert or Brinn transmissions.  Ford nine inch or floaters okay.  Triple disk clutch okay.  Rear suspension must match frame with stock components only.  Front and rear weight jacks optional.  Quick steer optional.

    No transmitting or listening devices allowed in car.    No traction-control devices.  If found, driver and car are suspended for four events plus loss of points for previous 4 events.


     
  12. CAR WEIGHT RULE - All cars must weight 3100 pounds with driver after race.


     
  13. ENGINE CLAIM - $525 engine claim with exchange, $25 of this goes to the wrecker for pulling engine.  Claim does not include:  1) flywheel, 2) clutch, 3) pressure plate, 4) bell housing, 5) valve cover breathers, 6) carburetor and adapter, 7) starter, 8) motor mounts, 9) sending units and switches for oil pressure and water temperature, 10) fan and pulleys, 11) clutch ball, 12) clutch arm, 13) throw-out bearing, 14) dip stick, 15) water pump, 16) fuel pump, rod and plate, 17) distributor, 18) plug wires, 19) headers.

    Carburetor Claim    :  $200
  14.   If carburetor or engine claim is refused, driver loses money and points for that night plus two weeks suspension.

    First four position finishers (whether running or not) are subject to engine and carburetor claim by any other driver finishing fifth on back in feature and on the same lap as the fourth place car.  Driver is allowed to make one engine claim or one carburetor claim per event, regardless of outcome of that claim.  In case of multiple claims, engine or carburetor will go to qualified claiming driver finishing farthest back.  Driver making claim must drive his race car immediately after finish of feature, under its own power, directly to the claiming area.  Only drivers and officials allowed in claiming area.  Claims must be made within 5 minutes of end of feature race and claim must be accepted or denied within 5 minutes of offer. Claimed engine or carburetor must be completely removed within one hour from the time claim is accepted.

    All claims must be made to track official.  Only drivers may claim.  Refusal to sell forfeits all points and cash and contingency winnings for that night and car and driver are suspended from the sportsman class for the next two events.  No driver may claim more than one engine or one carburetor per regular season, plus number of times you have been claimed.  Must participate in two consecutive events to claim    .

Decisions of Officials are final and binding without exception.                                                               If the rules do not say you can do it, DON’T DO IT.

24 Raceway, LLC

PO Box 553

Moberly, MO  65270

660-269-9300

(F) 660-269-9315

www.24racewayinmoberly.com