Rules by Class

Super Late Models | Limited Late Models | Sportsman | Modified Street

Mini Stock | Street Stock | Front Wheel Drive | Modified Four Cylinders

USCS Sprint Cars  l  UMP Open Wheel Modifieds

 

GENERAL RULES FOR ALL DIVISIONS

These rules are for Drivers only and are not intended to impose any responsibility on Murphy Speedway.

Murphy Speedway. shall incur no liability to any party, whether a participant, spectator, guest or business invitee.

By participating in an event at Murphy Speedway, competitors agree to accept and abide by these rules in their entirety.

The intent of these rules is to ensure that each competitor is treated fairly and that each event is conducted consistently

However, since there are many uncertainties involved in the sport of stock car racing, incidents may occur on the speedway that are not specifically covered by these rules. In such cases.

 

Murphy Speedway reserves the right to add, delete or modify any rule at any time in order to maintain fair and equal competition or in the event of unforeseen circumstances.

 

Many calls made by track officials during a race event are judgment calls. Judgment calls may not be appealed and will not be reviewed or changed after a race event.

IT IS VERY IMPORTANT FOR EVERYONE TO READ THIS.

1)      To be the official leader of the race you must have completed the last green lap.

2)      All drivers will be paid according to laps completed.

3)      Pay off on red checkered will be same as restart.

4)      First time Competitors with minor violations will be allowed to run one (1) race in a division by adding weight.

5)      No courtesy laps will be given.

6)      All participating racecars may be inspected by Track officials at any time.

7)  Fire suits are mandatory in all classes. This is for your protection. Window nets are preferred.

8)  Shirt and shoes are required at all times in pit area.

9)  Entry Fee: Admission to restricted (pit) areas is an entry fee this is not an admission for entertainment. There will be entry fees for special events

10)  All drivers must give social security number, name and address on t he first race meet. If these items are not on file, no money will be paid.

11)  Owners and drivers are to keep up with their winnings, expenses, and anything else pertaining to income tax, regardless of amount.

12)  Any driver or car owner that does not collect their winnings the night of the race will not be paid.

13)  All drivers, car owners, mechanics, and anyone wishing to enter the pit area must sign a release form and purchase a pit pass REGARDLESS OF AGE, NO EXCEPTIONS.

14)  No driver, car owner, or mechanic shall have any claims for damages, expenses, or otherwise against the track or its officials.

15)  Cars must be fully prepared to race when lining up, gas caps, hood pins, air breathers etc. should be race ready. Cars needing correction on anything will return to the pits and start in the rear of the field.

16)  No race car repair will be performed on t he track. One (1) lap will be taken away from driver if car is repaired on the track.

17)  NO ELECTRONIC TRACTION CONTROL.

18)  ANYONE CAUGHT DRINKING, USING MARIJUANA, OR CONTROLLED SUBSTANCES WILL BE SUSPENDED FOR TWO RACE WEEKS AS A FIRST OFFENSE. SECOND OFFENSE - FOUR RACE WEEKS. THIRD OFFENSE - SUSPENDED FOR THE SEASON. HOWEVER, NOTHING SHALL PROHIBIT THE TRACK OFFICIALS ADMINISTERING ANY PENALTY, INCLUDING IMMEDIATE REMOVAL FROM THE PREMISES OR PERMANENT SUSPENSION TO DRIVER. PENALTIES CAN BE ADMINISTERED TO OWNER, OR PIT CREW MEMBER WHOSE CONDUCT, (IN COMPLETE DISCRETION OF THE TRACK OFFICIALS), REPRESENTS A THREAT TO THE ORDERLINESS OR THE SAFETY OF OTHERS.

19)  Drivers will be held responsible for their entire crew.

20)  It will be the driver’s responsibility to be lined up prior to the race. If the car is not in it’s correct starting position after (1) pace lap, it will start at the rear of the line up. Line ups will be posted on the board located on the pit concession stand wall.

21)  All cars entering, exiting or traveling through the pits should do so at a slow, moderate pace.

22)  IN CASE OF UNNECESSARY ROUGHNESS, OR FIGHTING RACE WILL BE STOPPED, THE DRIVER WILL BE REMOVED AND FINED $500. TRACK OFFICIALS WILL MAKE FINAL JUDGMENT.

23)  Any car causing a caution three times must go to the pits.

24)  Any car entering pit area during race must restart at the rear of the field even on red flag.

25)  Any car pulling up and stopping on track at any given time must go to the rear.

26)  Any car stopping on track must go to the rear unless trying to avoid caution cars.

27)  Refusing to obey track officials could result in deduction of laps or suspension from track.

28)  We do not race back to the flag on a caution for any reason except the last lap.

29)  Numbers: Car numbers bust be at least 18 inches high & 3 inches wide. These numbers must be on top and both sides of car. If you don’t have numbers you will not be scored.

30)  Officials reserve the right to change car numbers to avoid duplication.

31)  All weight must be bolted on securely, and painted white. Car number painted on.

32)  All cars must have working starter, operated from inside car.

33)  It is mandatory that all cars have at least one 5 lb. fire extinguisher ready to use. NO EXCEPTIONS.

34)  Safety belts: 3 inch 5 point harness is mandatory. Both ends must be fastened to roll cage with quality bolts, no less than 3/8 inches in diameter. The belts must come from behind the driver.

35)  Drive shaft loops are mandatory. Drive shaft must be painted white or silver.

36)  Helmets: only Z-90 specifications will be allowed.

37)  Batteries must be located in a safe position.

38)  No nitrous oxide or alcohol permitted. Gas only.

39)  No mirrors in any class.

40)  No electric fuel pumps.

41)  No four wheel drives.

42)  Drivers may run two classes, but there will be a $40.00 entry fee for second car.

43) Murphy Speedway reserves the right to change, add to, or delete any of the rules in the interest of competition.

44)  As soon as the race is completed, the first 5 cars must weigh before parking.

45)  You exit the car you must go to rear.

46)  Must have class weight on driver’s side roof of car.

47)  ALL Drivers must have valid driver’s license.

48)  Visual protest before first heat race of the night

49)  Transmission Protest $200.00

50)  Slow Driving in the Pits

51)  No Two Way Radios or Mirrors in any class. Any driver caught will be disqualified from the nights events if not removed.

52)  FIRE EXTINGUISHERS MANDATORY in all Divisions. A 5lb. fire extinguisher must be in all cars.

53)  It is the responsibility of each driver to sign in and draw for qualifying order/starting order upon arrival at the racetrack.

54)  A schedule will be posted at each race event indicating the time that the drawing will end.

55)  Any driver arriving after draw has closed will be the first one out in their division and will receive only one (1) qualifying lap or will be placed at the rear of the heat race.

56)   A schedule will be posted at each race event. The schedule may be revised in the event of unforeseen circumstances.

57)   Once the pit entrance gate to the track has been closed no car will be allowed to enter the track for that session (practice, qualifying, or race event).

58)   Super Late Models and Limited Late Models will receive two (2) qualifying laps with the faster of the two laps being recorded as the official time.

59) A schedule of times for hot laps (practice) by division will be posted at each race event

60)  Any driver not in position according to his draw will be allowed only one qualifying lap.

61) Time Limits

       A)  All races shall be subject to a limit of one minute per lap (e.g. 15-lap race has a time limit of 15 minutes).  If the time limit expires during the race the following procedure will be used:

       B)   If the race is currently under caution, the race will be completed under a green-white-checkered condition.

       C)  If the race is currently under green, the race will continue until the next caution, and then will be finished under green-white-checkered.

        D) Track officials reserve the right to change the number of laps in a race as needed.

62)  Race Starts and Restarts

         A)  The pole car sets the pace on starts. It is the responsibility of the car on the outside of the front row to remain beside the pole sitter.

 

         B) A cone will be placed on the track between Turn 4 and the Start/Finish line. All race starts will be made when the pole sitter gets to the cone. The pole car must fire at the cone and not before. Firing before the cone will draw a penalty and the offending driver will be put back one row.

 

          C) There will be no passing or firing before the cone regardless of starting position. All cars must stay in line until they pass the white line.

 

           D) If the caution flag comes out before all the cars complete the first lap, the race will be restarted using the original double file restart.

           E)The track reserves the right to go to a single file start after three restarts.

63)  Restarts

           A) All restarts after the first completed green flag lap will be single file and will be lined up using positions held in the last completed green flag lap.

           B) Single file restarts will be made with all lead lap cars being placed in front of all lapped cars. Lapped cars will line up behind all lead lap cars in the order they completed the last green flag lap.

           C) On restarts, the leader must fire at the cone between turns 3 and 4. There will be no passing before the cone and no driver will be allowed to go below the cone.

            D)  Any driver passing before or going below the cone will be placed at the rear of all the cars. A second offense will result in removal from the event and the car will not be scored.

               E) All Super Late Model restarts will be double file behind the leader.

64)  Flags

            A) Green: The green flag is the indication for the racing to begin.

            B) Yellow: The yellow flag is for caution, meaning there is some kind of hazard on the racing surface. When the yellow flag is displayed, racing stops. Any car continuing to race or failing to slow down as soon as a caution is displayed may be immediately disqualified from the event.

            C) Blue: Yellow: The blue-yellow flag indicated that the leader and/or faster cars are closing on a slower car. The driver receiving the blue-yellow flag must move to the inside and allow the faster cars to pass on the outside. A driver who fails to move down after the move over flag is displayed will be given a warning. If the driver again fails to move down, he will be black flagged and removed from the race.

            D) Black: The black flag is a consultation flag and indicates that the driver must come to the pits immediately for consultation with a race official.

            E) Red: The red flag will be displayed when the track is blocked or in cases where safety is a factor. In the case of a red flag, all cars should stop immediately.

            F) White: When the white flag is displayed, it means the leader has started his last lap. If on the white flag lap the caution is displayed, all cars, regardless of their location on the track, will slow down and maintain position. We will revert back to the last completed green flag lap and on the restart there will be a green, white, checkered finish.

            G) Checkered: When a checkered flag is displayed, it means the race is completed. When the checkered flag is given to the leader, the balance of the field receives the checkered flag on the same lap.

65)  Caution Flag
            A) All cars should immediately slow down upon seeing the caution flag and lights. The cars will be scored using the last completed green flag. There will be no racing back to the flag.

            B) Any driver continuing to race after the caution is displayed will be subject to penalty including being sent to the rear, penalty box (for a period of green flag laps), or disqualified from the event at the discretion of the Race Director.

            C) All cars causing a caution will be sent to the rear of the field.

            D) Cars in the lead lap that are involved in the incident that caused a caution will be allowed to line up at the rear of all lead lap cars.

            E) The decision of who is involved in the caution will be made by the Race Director and will not be subject to review or reversal. Any driver or crew member coming to the press box during a race to argue such a call will be disqualified from all events that night including events that have already been completed. Driver will receive no pay or points for any event that night.

            F) Any car going to the pits under caution will be placed at the rear of the field regardless of laps completed.

            G) Any car causing two cautions will be sent to the pits for the remainder of the event and will not be allowed to reenter the race.

             H) Any car intentionally causing a caution without a mechanical problem will be penalized one lap.

66)   MANDATORY

ALL CLASSES WILL BE REQUIRED TO PLACE A 6 INCH NUMBER ON THE FRONT (LEFT SIDE OF THE NOSE PIECE IN THE HEAD LIGHT AREA) TO ALLOW IDENTIFICATION FROM THE FRONT OF EACH CAR. ALL CLASSES WILL BE REQUIRED TO PLACE A 6 INCH NUMBER ON T HE REAR, ON THE FUEL CELL OF SUPER LATE MODEL AND LATE MODELS. . . . LOWER DIVISIONS MAY PLACE NUMBER ON REAR PANELS SO AS TO BE VISIBLE TO TRACK OFFICIALS (PREFERABLY IN CENTER OR ON LEFT SIDE), TO ALLOW IDENTIFICATION FROM THE REAR OF EACH CAR.

 

 

Protest and Protest Fees

All classes: a $400.00 protest fee to pull one (1) cylinder head. This includes topside of engine. $200.00 fee for the next cylinder head. $150.00 fee for camshaft. $150.00 fee for the oil pan. Protest fees must be posted no later than five (5) minutes after feature race. Items being protested must be in writing. Technical inspector will receive a percentage of the protest fee, whether legal or illegal.

No one allowed in the protest area, except the car owner, his mechanic, I-75 Motor Speedway Official Inspector, one track official and the owner or driver who is protesting.

A fee for miscellaneous protest will be set by track officials.
A car may be protested only by the car that finished one position behind.

All visual Protest must be made before qualifing or heat races.

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Super Late Model Rules


LATE MODEL – 3 ENGINE SIZES AND WEIGHT LIMITS
30lb weight break with approved mufflers


A 362 CUBIC INCH 2200LBS. (at any time)
1. .215cc Brodix Aluminum Spec. Heads and intake, no Titanium Valves. (Add 50lbs for shaft rockers)
 No modification of any type to heads. All valves & components must meet Brodix Specs.
i. All Spec Heads will be supplied with CNC bowl blend and intake port matching.
ii. No grinding or blending of CNC work is allowed
iii. No grinding or polishing of any kind is allowed anywhere on the castings
iv. No use of any substance that may change or alter the shape or size of ports or combustion chambers is allowed.
v. A maximum valve size of 2.080 intake and 1.600 exhaust will be allowed for all spec heads.
vi. Valve seats and guides are to remain as manufactured and in their cast positions.
vii. Valve angles are to remain as manufactured. The original seat center locations as provided by the head manufacturer may not be altered.
viii. No tapering or reshaping of valve guides will be allowed.
ix. Minimum valve stem diameter is 11/32 inch – no titanium
x. Spec cylinder head serial numbers must remain on the head and may not be defaced or altered.
xi. No welding or modifications are allowed to the head castings.
2. Any Cam
3. Steel Block
4. Any Pistons
5. Any steel rod or crank (no titanium)
6. Dry sump OK
7. Any ignition
8. One four barrel carburetor

9. 10" rear spoiler (optional)

 

B 362 CUBIC INCH 2250 LBS. (at any time)
1. Any steel 23-degree head with no more than 215cc runners and 60cc combustion – no polishing, porting or acid etching.
2. No shaft mount rockers
3. Flat top pistons
4. Flat tappet cam
5. Steel block
6. Any Steel rod or crank (no titanium)
7. Dry sump OK
8. Any ignition
9. One four barrel carburetor
10. 8" rear spoiler

 

C OPEN ENGINE 2350 LBS (at any time)
1. Aluminum block OK
2. 8" rear spoiler


1. FUEL
a. Gas Only
2. WHEELBASE
a. 103 inch minimum, measured from center of hub to center of hub
3. FRAME
a. Steel tubular frame only.
4. REAR END
a. Any type permitted
5. TRANSMISSION
a. All transmissions must have forward and reverse gears. No Straight drives.
6. TIRES
a. Any D-55 Hoosier with shoulder plate. Must stick no less than 58.
7. SPOILER
a. 8 inches high x 72 inches wide
b. All measurements total of material
c. 10 inch spoiler for Spec Head Engine

9. Extreme Body Rules Apply

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Late Model Rules

Body - Extreme. body rules apply
1.   Spoiler - 8" x 72" width max. - any angle - must be transparent
2.   Chassis -mild steel or chrome moly (no aluminum frames)
3.   Wheel Base - 103" minimum
4.   Wheel - any aluminum racing wheel, 14" maximum width - no carbon fiber
       Safety Mandate – High Strength Wheels Suggested on Right Side
       Foam Mud Plugs Only – NO Metallic or Lexan Type or Style of Mud Plugs
5.   Racing Fuel Cell - with minimum of two 2" wide steel straps
6.   Fuel - racing fuel only (no nitrous or any additive)
7.   Tires - Hoosier D-55. Tires must be stamped "D-55" on shoulder plate.
Tires cannot be softened. Tires must
      durometer 60 at any time. D21 Spec. with Shoulder Plate
      (Star 55 tires are not shoulder plated, therefore not legal).
8.   Driveshaft - any type
9.   Rear End - any quick change or floater
10. Transmission - O.E.M. or racing trans. (must have working clutch and reverse)
11. Engine - 362 cu. in. max.
12. Blocks - steel only
13. Crankshaft - 3.500 stroke max. (.012 tolerance)
14. Bore - 4.072 max. (no tolerance)
15. Rods - any aftermarket steel rod (no titanium or aluminum) Pistons - flat top only (only spec head engines
      can use dome)
16. Heads - any 23' cast iron head only (no 14' heads) - titanium valves permitted - 2.08 int. - 1.60 ex. max. -
      valve stem dia. 1 1/32" min. - angle milling permitted.  Heads must retain valve spacing and angle they are
      supplied with (see weight)
17. Spec.  Heads - can be flat milled only - 2.08 int. - 1.60 ex. max. - stainless valves only (no titanium in spec.
      heads) - min. valve stem dia.  Is 11/32" (no alterations of heads, except head may be machined for push rod
      clearance)
18. Brodix part numbers:
      i. Chevy #46221
      ii. Mopar#46222
      iii. Ford # 46223
19. Intake - any cast aluminum intake (no sheet metal or homemade intakes, no spacers between intake and
      heads
20. Carb. - one four barrel carb. (4150 series only)
21. Camshaft - flat tappet or roller (see weight)
22. Dry Sump - oiling system is permitted
23. Weight:
      A. Steel head engine - 21 0 cc intake runner volume max. - 1/2" match port - bowl may be worked to guide   
           flat tappet cam only - 2.02 int. - 1.60 ex. max. - 2,250 lbs.
      B. Steel head engine - any 23' steel head - 1/2" match port - bowl may be worked to guide roller cam - 2.08
           int. - 1.60 ex. max. - titanium valves permitted - 2,350 lbs.
      C. Spec head engine - 2,350 lbs. - no titanium valves (spec head engines are not restricted to the HV-1000
           intake
24. Chrysler - any O.E.M. cast iron head, exhaust 75 cc - intake 200 cc maximum
25. Ford - SVO head number M6049-N351 is the only SVO head allowed
26. Maximum engine set back 6" - center of top ball joint to center of #1 spark plug hole




Note:    If one engine proves to dominate the competition, the track reserves the right to adjust weight to equalize competition at any time.  No traction control devices of any kind allowed.  M.S.D. boxes may be bought by any driver finishing in the top five for $300 after the race.  Track also reserves the right to buy any M.S.D. box for $300.

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Sportsman Rules

Body – Wedge type body - Xtreme bodies permitted - Xtreme spoilers.

Engine – O.E.M. Cast Iron Only – 362 cu. in. max.  – 3.500 max. stroke - .012 tolerance - .060 overbore max.
                .012 tolerance; flat top pistons only, zero deck, any steel rod allowed – any steel crankshaft; wet sump systems
                or single stage oil pumps allowed, oil MUST remain in pan like wet sumps; engine set back, 6” maximum


    Engine Type              Engine Size
          G.M.                          350
          Ford                          351
       Chrysler                        360

 

Heads – Cast Iron Only;  any 23 (degree) Head, World Products Roush 200 cc or SVO Head # M6049-N351 (Ford)
               Chrysler may use Mopar - W-2 type are allowed.

 

Camshaft – Flat Tappet Only; O.E.M. lifter bore size only; roller rockers are permitted; NO Roller Cams Allowed

 

Intake – Any Cast Aluminum Intake

 

Carburetor – Any 4150 Series Permitted

 

Frame & Suspension – Any Track Approved Late Model Chassis

 

Transmission – Any Type Racing Transmission; NO Direct Drives – NO Couplers – must have working clutch & reverse

 

Rear End – O.E.M. type or Quick Change

 

Ignition – Any Distributor Type; Point or Electronic – M.S.D. IS Allowed – NO Crank Triggers –
                 NO Traction Control Devices

 

Fuel Cell – Required: Must Have a Minimu, of two (2) 18 Gage X 2” Steel Mounting Straps

Fuel – Racing Fuel Only: NO Additives & NO Alcohol

Weight – 2400 pounds


Tires -
Hoosier D-55. Tires must be stamped "D-55" on shoulder plate. Tires cannot be softened. Tires must durometer 60 at any time. (Star 55 tires are not shoulder plated, therefore not legal).

 

Wheels – Any Aluminum Racing Wheel – 14” Width Maximum – Bead Locks are Permitted – NO Carbon Fiber

                Safety Mandate – High Strength Wheels Suggested on Right Side
                 Foam Mud Plugs Only – NO Metallic or Lexan Type or Style of Mud Plugs

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MODIFIED STREET

1.) Body - American-made, rear-wheel drive only.  Wheelbase of 104" minimum from center of front spindle to centerline of rear axle, minimum.  Bodies must be stock or stock in appearance.  Steel or fiberglass aftermarket bodies are permitted.  No homemade sheet metal or aluminum bodies allowed.  Stock or stock appearing front and rear.  O.E.M. or stock appearing spoilers.  Interior may be enclosed.  Must have a steel firewall from the driver's door to bell housing and steel floor pan extending to rear of the driver's seat, driver side only.  No protruding bumper bars on front or rear.  No external side bars.

2.) Roll Cage - Full roll cage required.  Minimum of three (3) bars in driver's door and minimum of two (2) in passenger door.  Must have support bar that crosses behind driver, side to side at shoulder height or below, with properly mounted safety harness.  All roll bars and door bars inside driver's compartment must be padded.  Roll cage must be welded in or properly bolted in using 1/4" thick steel plates.

3.) Chassis -Weight jacks permitted.  O.E.M. frame, O.E.M. type suspension, O.E.M. lower control arms front and rear.  All coil springs must be a minimum of five (5) inches.  Leaf springs may be used if car was manufactured with them.  No aluminum control arms, no aluminum tie rods.  Frame may be braced.  Racing shocks may be used, one sock per wheel.  O.E.M. rear ends only, any ratio is permitted.  No lift bars.  Pull bar over rear end with rubber biscuits is permitted, no spring bars.  "J" bar type panhard bar is okay.  Note: cars that have a front subframe that stops under the driver's feet, such as Camaro or Nova, may connect with 2" x 3" tubing to rear of car.

4.) Transmission - O.E.M., manual or auto.  No direct drives or couplers.  Automatic transmission must have O.E.M. type converter.  No stall converters or clutch type automatics.  Must have working reverse.  Triple disc clutch is permitted.  Stock clutch and pressure plates must use steel bell housing.  No aluminum drive shafts.  Driveshaft loop is required, no more than 6" back from center of front Ujoint.  Note: Quick change rear end with steel tubes and steel calipers is permitted with 150 pounds weight penalty

5.) Engine - O.E.M. steel blocks only.  O.E.M. cranks and 3.48 stroke only, balancing permitted.  Aftermarket steel sportsman type rods are allowed.  No other machine work allowed.  Flat top pistons only, zero deck, wrist pins may be floated, .060 overbore maximum, .012 tolerance.  O.E.M. type oil pump only, no dry sump or external pumps.  Roller rockers arms permitted.  Engine can be set back to center of upper ball joint in line with most forward spark plug.

6.) Camshaft - any flat tappet cam, solid or hydraulic

7.)  Heads - O.E.M. cast iron heads only.  Vortec heads are permitted.  No angle plug, SVO, turbo, bowtie, or aftermarket heads.  Casting number must be on heads.  Three angle valve job permitted.  May be flat or angle milled, no titanium valves.  O.E.M. valve stem diameter only.  No other alterations.  No grinding, porting, acid dipping.  No exceptions.

                                                                         VALVE SIZE

ENGINE                INTAKE                                    EXHAUST

Chevrolet 350           2.02                                                     1.60

Chrysler 360            2.02                                                     1.60

Ford 302-251w        2.00                                                     1.60

Ford 351c or M2 bbi2.04                                                      1.654

Ford 351 c 4 bbl       2.19                                                     1.71

8.) Intake - any cast aluminum aftermarket intak

9.) Carburetors - O.E.M. or any 4150 series holley - 780 cfm max. - vacuum secondary or 750 cfm max., double pumper allowed; 1" spacer maximum

10.)  Fuel Cell - racing fuel cell required, with a minimum of two 2" x 1/8" steel mounting straps

11.) Fuel Pump - manual fuel pump only; no electric

12.) Fuel - racing fuel only; no additives

13.) Ignition - O.E.M. point type or electronic; no magnetos

14.) Headers - are allowed

15.) Wheels - steel wheels, 10" maximum width, bead locks are allowed on right side

16.) Tires - D-55 spec tires with shoulder plate only

17.) Weight - 3000 pounds minimum with driver

18.) All Cleveland Speedway cars can weigh 100lbs. Less.

If a car is found to have a rule violation before the race, the car may be allowed to race that night with a weight penalty as determined by track officials.

Rules will be adjusted for fair competitive competition.

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MINI STOCK - PONY

1.) Body - American or foreign, rear wheel drive only.  Must have O.E.M. firewall and floor pan with front inner fenders.  Stock or stock appearing aftermarket front and rear covers allowed.  Stock front and rear bumpers only.  No rear spoilers, no convertibles or T-bodies allowed.  No glass, plastic, or emblems.  Must have four (4) steel bars vertically welded in windshield space directly in front of driver.  No bump bars or tube frames allowed.  Passenger side interior may be enclosed, but must have inspection hole with cover.  Note: If exhaust runs inside driver compartment it must be covered or wrapped.  Must have track approved roll cage.

2.) Engine - In line four cylinder only, no marine engines.  Foreign cars may run aluminum heads or block only if car was manufactured with engine.  No aftermarket heads.  Engine must remain in original position.

3.) Transmission - O.E.M. type manual transmissions only with working forward and reverse.  Bell housing must have a 2" hole in the bottom approximately 1 1/2to 2 inches from edge.  Stock steel flywheels and clutches only.  No front wheel drives.

4.) Suspension - Stock steering components only.  May run steering quickeners.  Stock suspension, no weight jack screws, no racing shocks allowed.  Shocks must be mounted in original position, no coil overs allowed anywhere on vehicle.  Stock O.E.M. rear end only, any gear ratio allowed.  No frame alterations, except frame may be tied together.  Stock-appearing aftermarket springs permitted.

5.) Fuel - Racing fuel ONLY!  No alcohol or any additives.  Fuel cells required, must be securely mounted with two 2" x 1/8" steel straps.

6.) Wheels - 13" x 8" maximum, steel only; no bead locks

7.) Tires - Hoosier, 23.0/8.0-13 RC4 or 22.5/8.0-13 RC4 or 23.0/8.0-13 RC1 or 22.5/8.0-13 RC l

8.) Weight - 2300 pounds

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STREET STOCK-ENDURO

Body

1. American made, rear wheel drivers only. - 1966-1987 models only.

3. Minimum wheelbase of 107 inches from centerline of front wheels to centerline of rear wheels.

4. No rub or push bars on outside of car.

5. All vehicles must have windshield bar welded vertically directly in front of driver.

6. All glass, plastic grills, light emblems, etc. must be removed.

 

Suspension

1. Steering components must be stock.

2. Stock type springs front and rear (coil or leaf) may be heated or cut.

3. No racing shocks. One per wheel. No coil overs. Shock must be mounted in original position.

4. Any stock appearing aftermarket spring allowed. No jack bolts.

 

Roll Cage

1. Must have full roll cage with six points welded to frame.

2. Must have at least three driver side door bars and at least three bars in passenger door.

3. Must have support cross bar behind the driver for proper positioning of the seat belt harness.

 

Transmission

1. O. E. M. automatic only.

2. No ram couplers or direct drive.

3. No valves or pedals.

4. No stall converters.

5. Must have working reverse.

6. Torque converters must be O. E. M. type for transmission used and in working order.

 

Rear End

1. O. E. M. type only.

2. May be locked. No floaters.


Fuel

1. Gasoline only. NO Additives. Fuel cells are required.

2. Must be securely mounted with at lease two (2) 2" by 1/8" steel straps.

3. No electric fuel pumps.

4. Stock carburetors only.

 

Weight

3600 lbs. with driver any time car crosses scales.


Wheels

Maximum 12" wide wheels only.

 

Tires

Hoosier D-55. Tires must be stamped "D-55" on shoulder plate. Tires cannot be softened. Tires must durometer 60 at any time. (Star 55 tires are not shoulder plated, therefore not legal).

 

Engines

1. Headers are allowed.

2. No aluminum intakes.

3. No high performance parts.

4. Any hydraulic cam allowed.

5. No hydraulic rollers allowed.


Engine Claim Rule

1. $525 to claim engine, $500 for engine, $25 for track.

2. Driver being claimed has the option to sell for $525 or swap engines for $325. $25 to the track.

3. First time driver refuses to sell, loses money and points for that night only.

4. Second time driver refuses to sell, loses points for the year and right to claim engine rest of the year.

5. Track has option to buy engine for $600.

6. Claim does not include exhaust manifolds, carburetors, distributors, power steering pump, motor mounts, and starter.

    Anything not mentioned must remain stock! This is a low dollar class and we will keep it that way!

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FRONT WHEEL DRIVE COMPACT

1.) Body - Completely stock, front to rear, front wheel drive, compact cars only.  All glass, chrome, plastic, ect. must be removed.  Must have four (4) steel bars welded directly in front of driver in windshield opening.  Aluminum racing seat and safety harness is required.  A track approved roll cage is required.

2.) Wheels and Tires - O.E.M. tires and wheels only. (Cars must use the same

tires and wheels the car was manufactured and delivered with.)

3.) Suspension and Steering - stock, original, O.E.M. - no modifications - no exceptions

4.) Engine - pure stock O.E.M. four (4) cylinder only (no modifications)

5.) Fuel - Racing fuel is allowed.

6.) Transmission - O.E.M. only.  Must use the same transmission the car was manufactured with.

7.) Rear End - O.E.M. only

Note:   Since this is a new class, rules may have to be modified during season. We will learn together.

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SUPER MODIFIED FOUR CYLINDERS

1.) Body - stock appearing fiberglass or wedge type metal bodies

2.) Spoiler - 8 inch maximum height, not to protrude past body on outside

3.) Chassis -tube type with 1 00 inch minimum wheel base

4.) Rear End - O.E.M. type only

5.) Transmission - any O.E.M. type only

6.) Engine Set Back - 8 inch maximum

7.) Engine-inclinefourcylinderautomotivetypeenginesonly-O.E.M.typeblockonly; flat top pitons only - zero deck - (2300 Ford - .060 max. overbore with stock stroke of 3.126 no weight penalty for overbore on this engine)

8.) Crankshaft - Aftermarket cranks are permitted.

9.) Rods - aftermarket rods okay (no titanium rods)

10.) Heads - O.E.M. steel head or aluminum 4 cylinder racing automotive heads are allowed (see weight) 2 valves per cylinder - 1 spark plug per cylinder.  Heads can be ported - any size valve okay - titanium valves are permitted (NO V-8 heads).

11.) Camshaft - Roller cams are permitted.

12.) Carburetor - one 2 barrel carb. only (2300 holley style only - any size)

13.) Fuel - racing fuel only - no alcohol, nitrous, or additives

14.) Wheels - 13" x 1 0" steel only - bead locks only

Tires - D-55 spec.

15.) Weights -         2300cc with steel head - .060 max. overbore - 1 950 lbs.

2300cc with aluminum racing head 1950 lbs.

2300cc Toyota with E.O.M. aluminum head .060 max. overbore -

1950 lbs. (stock stroke must be used)

2500cc with steel head - 2050 lbs.

2500cc with aluminum racing head - 2150 lbs.

Any engine over 2500cc add 1 lb. per cc to weight - 2750cc max. on

any engine

 

Note: If one type engine proves to be dominant, the track reserves the right to revise the rules as it deems necessary to equalize competition.  This does not mean a good handling car and good driver will be penalized.

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