2006 Richard Cunningham Memorial Hobby Stock Rules

THE RULES AND/OR REGULATIONS SET FORTH HEREIN ARE DESIGNED TO PROVIDE FOR THE ORDERLY CONDUCT OF RACING EVENTS AND TO ESTABLISH MINIMUM ACCEPTABLE REQUIREMENTS FOR SUCH EVENTS.  THESE RULES SHALL GOVERN THE CONDITION OF ALL EVENTS, AND, BY PARTICIPATING IN THESE EVENTS, ALL COMPETITORS ARE DEEMED TO HAVE COMPLIED WITH THESE RULES.  NO EXPRESS OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM PUBLICATION OF, OR COMPLIANCE WITH THESE RULES AND/OR REGULATIONS.  THEY ARE INTENDED AS A GUIDE FOR THE CONDUCT OF THE SPORT AND IN NO WAY A GUARANTEE AGAINST INJURY OR DEATH TO PARTICIPANTS, SPECTATORS, OR OTHERS.

The race director shall be empowered to permit reasonable and appropriate deviation from any of the specifications herein or impose any further restrictions that in his opinion do not alter the minimum acceptable requirements. NO EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM SUCH ALTERATION OF SPECIFICATIONS.  Any interpretation or deviation of these rules is left to the discretion of the officials.  Their decision is final. 

THERE WILL BE NO CLAIMING IN THIS CLASS. PROTEST RULES WILL BE ENFORCED. Protest rules are under General Rules.

Changes for 2006 are Italic and in red.

GENERAL

JMS General Rules (Click Here)

ROOKIE QUALIFICATIONS

To be considered a rookie, a driver may have only made a maximum of five starts in this division in their entire career. To qualify for Rookie of the Year, the driver must compete in at least 75% of the scheduled events. The rookie winner will be determined by how many total points they accumulate through out the season. If there is a tie the winner will be determined by most wins, seconds and so forth.  

NOTE: In 2006 ALL engines will be required to have an eighth inch (1/8) hole drilled in two external head bolts for officials to seal the engines.

1. SAFETY EQUIPMENT: Rules apply at all times car is on track.  Snell-rated SA95 or SA2000 helmet required. Roll bar padding required in driver compartment.  Fire retardant recommended.  Driver-side window net required, minimum 16"x20" ribbon or mesh style, and must be mounted so latch is at top front of window.  Minimum three-inch wide five point safety belt assembly required and must be mounted securely to roll cage.  Recommended to be no more than one year old.  Kill switch required within easy reach of driver and safety officials.  Must be clearly marked ON & OFF.  

2. FRAME: Any American OEM full body rear wheel drive passenger car, 1964 or newer, full frame or unibody. Frame must match body. Minimum 107.5-inch wheelbase, maximum one inch difference from side to side. Rear of frame behind rear tires, from a point no further forward than one inch behind factory seam, may be replaced in OEM location with two-inch by three-inch steel tubing with .095-inch wall thickness, same length as material removed. Factory seam must remain visible. Unibodies must tie rear frame to front frame. Frames may be "X" braced. No Camaro's, Firebirds, or Mustangs.

3. ROLL CAGE: Main cage must consist of continuous hoops, minimum 1.75-inch O.D. tubing, with a wall thickness of at least .095-inch, low carbon or mild steel recommended. Four-post roll cage required, front down bars and rear hoop must be welded to OEM frame. Driver’s head must not protrude outside cage with helmet on. Rear hoop must have an (X) brace, consisting of one full horizontal and one full diagonal bar, minimum 1.25-inch O.D. and .083-inch wall thickness. Front down bars must be tied together; passenger side front down bars must be maximum 11 inches in from top of door. Must be minimum 40 inches between front and rear down bars at top of door panel. Maximum 41 inches from top center of windshield to front edge of rear hoop; maximum 13 inches to front edge of top halo. Top halo must be minimum 40 inches across, outside to outside. Rear hoop may be maximum 12 inches in from bottom of opera window. Minimum one cross bar in top halo. May have maximum two horizontal bars, (in addition to bar tying front frame horns together) for radiator protection; must be behind bumper, within confines of body, no wider than the OEM frame horns. Rear hoop (down bars) and engine hoop required, and must be minimum 1.25-inch tubing, with .083-inch wall thickness. Fuel cell protection required must be mounted frame rail to frame rail, no higher than fuel cell, inside trunk area with maximum 1.75-inch tubing. All bars must be inside body.

4. DOOR BARS: All door bars and uprights must be minimum 1.75-inch O.D. and .095-inch wall thickness. Minimum three door bars, both sides, parallel to ground, and perpendicular to driver. Minimum four uprights tied from frame to top door bar on driver side, and minimum three uprights on passenger side. Steel doorplates, 18-gauge or .049-inch minimum thickness must be securely welded to outside of door bars on driver’s side. Plate must cover area from top door bar to rocker panel and from rear down post to five inches in front of seat. Must be visible for inspection.

5. BODY: All bodies must be unaltered OEM in OEM location and match frame. Sunroofs and T-tops must be enclosed. Aftermarket plastic nosepieces allowed, recommended to match body. No spoilers, hood scoops, ground effects or skirting altering OEM appearance.  OEM steel hood and trunk only. May not remove factory bracing under the hood and trunk. Hood and trunk must be securely fastened and back of hood must be sealed off from driver compartment with metal. Hood must be separate from fenders. Front inner fender wheel well panels may be removed; rear wheel inner fender wells may be removed to middle seam. No overlapping or shortening of body panels. All glass must be removed, ALL windows must remain open; maximum seven-inch (7") metal sun visor allowed across top of windshield opening. All doors must be securely fastened. Fenders and quarter panels may be trimmed for tire clearance, ONLY. No reflective body panels. For 2006 the floor above the rear end must be removed.

6. BUMPERS & RUB RAILS: Bumpers must be approved OEM in OEM location, capped to fender with steel. Maximum one inch wide by two-inch tall steel rub-rails bolted flush to body from fender well to fender well and rear quarter panel. Front and rear tow hooks mandatory.

7. DRIVER COMPARTMENT: Minimum three windshield bars in front of driver.  Aluminum high-back seat only, bolted to roll cage.  Driver seat may be no further back than rear edge of B-pillar.  Driver must be sealed off from track, driveline, engine and fuel cell.  Dash not to extend more than 24 inches back from center of lower windshield opening.  Dash must be flat, rear can be no higher than front, except for cowl in front of driver.  No other interior tin or covers.  Inside rear quarter panels, below window level, may be cut out.  Doors may be gutted.  Not cutting out of firewalls, roof, floor, kick panels, rocker panels, or trunk floor, except for roll cage clearance.  All holes in firewalls and floor must be covered with metal.  Rear firewall and speaker deck must be metal and be of OEM design for that make and model.  No mirrors or reflective sun visors.  

8. FRONT SUSPENSION: All components and mounts must be steel, unaltered OEM, in OEM location and match frame. OEM rubber A-frame bushings only. Bolt on spindle savers allowed. No sway bars, spring spacers, chains or cables.

9. STEERING: All components must be steel unaltered OEM, in OEM location and match frame. OEM steering column may be replaced with steel steering shafts (collapsible steering shaft recommended). Steel knuckles only. No steering quickeners, or remote power steering reservoirs. Steering wheel and quick release may be aluminum.

10. SHOCKS: One unaltered steel, non-adjustable, non-take apart, OEM-mount shock, in OEM location, per wheel. No coil-over shocks, air shocks, remote reservoir shocks or Schrader valves. No coil-over eliminators. Rear OEM shock location is 4.5 inches from bottom of housing to center of bolt-hole, and centered on control arm bracket. 

11. SPRINGS: One steel spring per wheel only in OEM location. All coil springs must be minimum 4.5-inches O.D. and non-progressive.

12. REAR SUSPENSION: All components and mounts must be steel, unaltered, OEM, in OEM location and match frame. OEM rubber control arm bushings only. Center of rear lower control arm bolt-hole must be 2.25-inches from bottom of housing. No independent rear suspension. No sway bars, pan hard bars, spring spacers or rubbers, chains or cables.

13. REAR END: No floater rear ends. OEM, or OEM replacement steel axles only. Nine-inch Ford rear end allowed, but must be mounted like OEM rear end (centered) for that make and model. No lightened ring gears. Must be welded spider gears, or mini spool. No torque dividing differentials.

14. TIRES & WHEELS: Unaltered OEM 205/75, or 205/70, 14-inch, or 15-inch passenger car tires only. All four tires and wheels must be same size. Tires must be inside body. No racing, snow, or all-terrain tires. No softening, conditioning, sipeing, or grooving. Grinding will be allowed however method will be closely scrutinized. Maximum seven inch wide, three to four inch offset, unaltered, D.O.T.-stamped steel wheels with standard bead bump - must weigh a minimum of 21 pounds. Reinforcing of stock wheels recommended. No wheel spacers. One inch O.D. steel lug nuts required. No bleeder valves.

15. BRAKES: Steel, unaltered OEM, or unaltered OEM replacement, operative four wheels, disc (front) and drum (rear) brakes, and must match frame. Master cylinder must be in OEM location. No antilock brake systems. No aftermarket brake pedal assemblies, brake shut-off or bias adjuster. Steel brake lines only, must be visible. Hubs & rotors, axle flanges and drums may be changed to different bolt pattern and larger studs.

16. EXHAUST: OEM cast iron exhaust manifolds only. No center dump type manifolds. Exhaust must extend past firewall and turn towards ground. Maximum 2-inch O.D. exhaust pipes. Must remain dual exhaust, no crossover or ‘Y’ pipes. No exhaust sensors. Mufflers recommended.

17. FUEL SYSTEM: Mechanical push rod fuel pumps only. Unaltered OEM two-barrel carburetor for that engine, except: booster I.D. may be machined to .250-inch and venturi I.D. machined to 1.375-inch on Rochester carburetor. Must remove carburetor choke plate. No carburetor spacer. One .25-inch (maximum) thickness gasket only. $50 cash claim on carburetor, following carburetor claim procedures and penalties (see rule book). Air cleaner top cannot direct air into carburetor. No top flow air cleaner housings, cold air boxes or air cleaner ductwork. Maximum 22-gallon racing fuel cell required, must be in minimum 18-gauge steel container. Must be securely fastened in trunk above level of OEM trunk floor, by minimum of two .125-inch thick, solid steel straps, two inches wide around entire cell. Metal firewall must be between driver and fuel cell. All cell mounts must be steel, securely welded to the frame/cage. No adjustable fuel cell mounts. Fuel cell vents, including cap vent, must have check valves. Fuel lines through driver compartment must run through metal pipe or metal conduit. No fuel filters in driver compartment. Limit of one fuel filter. No cool cans.

18. FUEL: Gasoline only, no ethanol. Pump grade recommended. No performance enhancing additives or scented additives. Fuel must pass both dielectric meter and chemical tests. Fuel sample may be taken from any car at any time. 

19. WEIGHT: No ballast allowed. No titanium, magnesium or carbon fiber products. No gun-drilled, tubular, hollow bolts or studs. Steel fasteners only.

20. BATTERY & STARTER: One 12-volt passenger car battery only, must be in marine-type case, securely mounted to frame or roll cage in metal frame behind seat or in trunk area. Starter must bolt in OEM location. Must have capability of starting without being pushed or pulled. Must leave initial staging area on demand, unaided, or go to rear of that race.

21. GAUGES & ELECTRONICS: No transmitting or listening devices, timing retarding controls, or digital gauges (including tachometer). No electronic monitoring computer devices capable of storing or transmitting information except analog tachometer. No ignition control boxes. OEM ignition only, firing order cannot be changed. All ignition rotors, caps, coils and modules must remain OEM-appearing. No alternators. No electronic traction control devices.

22. TRANSMISSION & DRIVE SHAFT: All forward and reverse gears must be operational.
Manual: Must be unaltered OEM three or four speed, with minimum 10.5-inch steel/organic single disc-type clutch and steel pressure plate assembly inside an explosion-proof steel bell housing - minimum 270 degrees around top of clutch and flywheel area. No hydraulic clutch release bearing. Steel unaltered flywheel only - 16 pound minimum - $150 fine if illegal.
Automatic: Must be unaltered OEM, with unaltered OEM pump, original bell housing and minimum 10-inch diameter torque converter containing a minimum of three quarts of fluid - $150 fine if illegal. Torque converter must have a minimum .125-inch plug. Must have approved scatter shield constructed of .125-inch by three-inch steel, 270 degrees around flex plate. Flex plate must be full, unaltered OEM, or OEM replacement.
Drive shaft: Steel drive shaft (minimum 2.5-inch diameter) and slip-yokes only. Drive shaft must be painted white. 360-degree drive shaft loop required and must be constructed of minimum .25-inch by two-inch solid steel, or one-inch tubing, mounted six inches back from front U-joint.

23. ENGINE COMPARTMENT: Engine must be in OEM location, using any steel engine mounts. Engine must be OEM appearing, must be able to be used in conventional passenger car without alteration, GM with GM, Ford with Ford, Chrysler with Chrysler. Minimum two-core steel or aluminum radiator. Steel or aluminum V-belt pulleys only. Overflow tubes must be directed to ground, between frame rails. Accumulators and Accusumps must be mounted under hood.

24. ENGINE SPECIFICATIONS: Steel OEM V-8 block only, except no GM Bowtie, Ford SVO or Chrysler W-2 blocks. Stroke must match block. No 400 or larger cubic inch parts allowed. Maximum 361 cubic inches (GM); 363 cubic inches (Ford); 370 cubic inches (Chrysler). Maximum compression ratio is 9.0 to 1, no tolerance. Compression ratio checked using Whistler and cubic inches checked using pump, OR by visual inspection, such as part numbers, casting numbers and flat top or dish pistons (track option which method is used). Flattop or dish pistons only, no gas ported pistons. Cylinder heads must be unaltered approved OEM and minimum 76 cc combustion chamber. No Vortec heads, GM approved steel head numbers are - 14079267, 3986336, 3986339, 3986339X, 3986388, 3932441, 376445, 3928454, 3932454, 3876487, 3973487, 3973487X, 3973493, 330545, 3951598, 3961598, 462624, 468642, 330862, 333881, 333882, 3998920, 3998991, 3998993, 3998997, 3970126; Ford - no after market or SVO heads; Chrysler - no after market or W-2 heads, 360 cubic inch heads only. Must have unaltered OEM cast iron two-barrel intake. No hi-rise or marine intake manifolds. No porting, polishing or alterations of any kind to heads or intake, disqualification and $250 fine if illegal. OEM non-roller rocker arms only. No roller lifters, or stud girdles. Studs may be pinned or use non-shouldered screw-in type. Harmonic balancer may not be altered.

2006 Protest Procedures

The following Protest Procedures are only in affect for regular points races at Junction Motor Speedway. These rules will not apply for any specials held at Junction Motor Speedway unless otherwise stated.

In order for a driver to protest a car they feel is not conforming to the rules in the class which they are competing, the following procedures must be followed:

      The driver must have qualified and competed in the A feature of that nights races.

1. Only a driver may protest another car.

2. The protesting diver must contact a JMS Official with in five (5) minuets after the A feature has completed.

3. The protesting driver must have three hundred ($300.00) dollars in cash on him/her and give it to the JMS Official at the time of making the protest

4. The JMS Officials will determine where the protest is to take place.

5. Only the JMS Officials, the protesting driver and one pit crew member and the protested driver and one pit crew member will be involved in the procedure. NO INTERVENTION WILL BE ALLOWED BY ANY OTHER INDIVIDUAL. THERE WILL BE A FIVE FOOT BARRIER AROUND THE PROTEST AREA. ANYONE AND THIS MEANS FANS, CREW MEMBERS OTHER DRIVERS, ANYONE OTHER THAN THE DESIGNATED PEOPLE COME CLOSER THAN THE FIVE FOOT BARRIER OR IN ANY WAY IMPEDES THE PROTEST PROCEDURE IN ANY WAY VERBAL OR OTHERWISE, THE CAR BEING PROTESTED WILL LOSE ALL POINTS AND MONEY FOR THAT NIGHT.

6. JMS OFFICIALS will have at their disposal all necessary equipment to test or check any alleged discrepancies in the rules. Junction Motor Speedway will not advocate but may chose to tear a piece of equipment down if it is deemed necessary. Cost, implementation, and infraction of penalties will be issued on a case by case basis if equipment is torn down.

7. If the protestor is found valid in their complaint that driver will have their three hundred ($300.00) dollars returned.

8. If the car being protested is found to be illegal, the driver will lose all points and money earned that night.

9. If a car is found guilty on another rules violation from that point on during the season, that car will lose all points for the season to that date of the second infraction. The car will also lose all money for that night of racing and lose all qualifications for the season to the point of the second infraction qualifying the driver for year end points money.

10. If the protestor's claims are found invalid Junction Motor Speedway will keep the $300.00 and that money will go into the point fund for that class.

PAY SCALES WILL BE RELEASED AFTER JANUARY 1

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