I77 Raceway Park

 

 

DIRT CAR PAYOUTS & CLASS RULES

 

2012 PURSE COMING SOON
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TOTALS

 

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Click here to download a Drivers Registration Form
Drivers Registration Fee $30.00 for the season.

 

Late Model Class - AMRA Rules (open tire rule) - www.amramodified.com
Late Models will Qualify

Semi- Late Class - See Below

Modified Class - AMRA Modifieds Rules - www.amramodified.com

Modified Lite Class - Open Tire Rule for 2012

Street Stock Class - See below

Mini-Wedge - www.miniwedge.org

 

Semi-Late Class Rules

   1.  Steel Block and Heads, Aluminum Intakes are allowed.

   2.  602 or 604 Factory built Crate Engines

   3.  PBM 1 or PBM 2 Factory Built Crate Engines

   4. Crate engines CANNOT be Modified in any way.

   5.  Steel Engines are open

   6.  All engines must be wet sump

   7.  No sliding motor mounts. Fixed mount only.

   8. #1 Spark plug cannot be farther than 6" behind upper ball joint

   9.  Remote resevoir shocks are allowed

  10. You have to finish the feature race with the tires you started the heat race with.

  11. You can change a flat with only the same compound tire you took off.

  12. Tires will be marked and recorded during tech.

 

Street Stock Class Rules

Frames

1. Any rear wheel drive frames allowed.
2. Must have stock frame back to center of rear axle tube.
3. Uni-bodied cars must have front and rear frame tied together on both sides using a 2" x 3" .083 tubing or square tubing.
4. No front clips or tube frames allowed.
5. Cars maybe jigged from rear axle tube back.
6. Minimum wheelbase is 101 inches.

Roll Cages

1. Must consist of continuous hoops not less than 1.5 inches outside diameter and must have a wall thickness of at least .095 inches.
2. Must be mounted no less than four places.
3. Mild steel tubing is recommended.  No brazing or soldering allowed, has to be welded.
4. Driver door bars must be as parallel with the ground as possible and located perpendicular to the driver as to provide maximum protection for the driver. Door bars must be no less than .095 thickness, must have a minimum of 4 bars at least 1 and 1/2" in diameter in driver's door and must have at least side structure of same diameter for passenger side. 

Bodies and Weight

1. “Outlaw” Must be as stock appearing, steel or aluminum allowed.  Car must weigh a minimum of 2,800 lbs. .
2. All doors must be bolted or welded shut.  All exterior (chrome or moldings) must be removed.
3. Rear deck spoiler maybe used but may be no taller than 7 inches.
4. Sideboards or spoiler supports are allowed.
5. Bumpers must be mounted securely.  Reinforcement directly behind bumper is allowed, but must be concealed behind.
6. Aftermarket nosepieces ore allowed, however, they must appear unaltered and fit the rest of the car's body.
7. ALL CARS MUST HAVE FRONT AND REAR TOW HOOKS AND MUST BE ABLE TO SUPPORT THE WEIGHT OF THE CAR.
8. No glass or mirrors are permitted of any kind.
9. Interior of car must be completely stripped, but maybe decked in.
10. Numbers must be at least 18 inches high and 3 inches thick on roof and sides.  Car number must appear on fuel cell and nose at a minimum of 5 inches.
11. Ballast will be allowed but MUST be painted white with car's number on it.

Safety

1. Helmets are required and must meet Snell 95 or newer standards.  Helmet must accompany vehicle at time of inspection and must not be cracked.
2. Fire race suits of a flame retardant nature must be worn by all competitors.  Two piece are allowed.  Fire resistant gloves and shoes are recommended.
3. Fire extinguishers are required and must be charged and securely mounted.  THIS MUST BE DONE AT TIME OF INSPECTION OR YOUR CAR WILL NOT RACE!
4. Aluminum racing seats are required.
5. Competition type 5 point seatbelts are required.  Belts must be at least three inches wide and must not be older than 3 years.
6. Loose objects and or ballast are not permitted in driver’s compartment or outside the body area. 

Wheels and Tires

1. “Outlaw” Street Stocks must run on an 8 inch tire. 
2. All compounds allowed.
3. Any DOT tire with a maximum width of 8 inches allowed.
4. Beadlocks are optional but may only be ran on the right side of the car.
5. One inch lug nuts are required and larger studs may be installed. 

Transmission Bell Housing and Clutch

1. Transmissions must have at least one forward and one reverse gear, plus a neutral position, and must be able to be shifted by driver.
2. Clutch type transmissions must be equipped with a steel bell housing.
3. Triple Disc Clutch allowed.
4. Bert or Brinn or aftermarket tranny allowed.
5. Power Glide w/ Coupler OK 

Battery and Kill Switch

1. Batteries must be securely mounted and may not be inside of the driver’s compartment.
2. Stock type battery ignition only, NO magnetos.
3. Kill switch is required, and must be located within easy reach of the driver and track staff. 

Drive Shafts

1. DRIVE SHAFTS MUST BE STEEL AND MUST BE PAINTED WHITE!
2. Drive shaft loop required and must be no more than six inches back from the front of the drive shaft.  It must be steel. 

Engines

1. Cast iron blocks required.  Aluminum 1 piece intakes and water pumps ok.
2. Engine offset must be kept within two inches of the centerline of the front cross member.
3. Engine motor mount locations cannot be removed or altered on block.
4. Castings and fittings must not be changed or altered.
5. #1 Plug no farther back than center of ball joint.
6. Engine cooling system maybe modified.
7. No dry sump systems allowed.  Oil pump must be located inside of engine.
8. Headers are allowed and must be round tube and must be mounted to direct gas away from driver’s compartment.
9. Mufflers are recommended.
10. Vehicle must start w/ out being pushed or pulled.  MSD ignition allowed.
11. GMPP or PBM Sealed engines ok.   

Aspiration

1. A single two or four barrel carburetor is allowed.  A spacer is allowed but may only be 1 and 1/4" from top to bottom.  Double pumper is allowed.
2. Engine must be normally aspirated no fuel injection.
3. Racing fuel cells are required and must be mounted by at least two steel straps, two inches wide by 1/8" inch thick around cell.  Fuel cells must be enclosed in a steel container, mounted behind rear axle only and must be protected by tubing.  32 gallon maximum capacity.
4. Gasoline or Alcohol only.
5. No nitrous or power adders.

Rear Ends

1. Any OEM passenger car type or truck types may be used.  Floater rear ends ok.
2. No aluminum allowed except lowering blocks, axle caps and drive plates.
3. No quick change devices allowed.
4. Ford 9 inch rear ends are allowed to be used in all brands of cars.
5. Locking and Posi track rear ends allowed.
6. No traction control devices of any kinds allowed. 

Shocks and Springs

1. 1 Shock per wheel.
2. No shocks permitted anywhere on the car except for the wheels.
3. No coil over shocks.
4. No external valve shocks.
5. No double adjustable shocks.

Steering

1. OEM steering box only and must remain within original bolt pattern for type of frame used.
2. No rack and pinion.
3. No center steering.  In cockpit steering maybe modified to drivers taste but must remain on left side of car. 

Brakes

1. All cars must have brakes in operating condition on all four wheels and must lock up on all four wheels during inspection.
2. OEM brake calipers only, rotors may be modified or drilled to help with duration.
3. After market brake pedals and bias adjusters are allowed.
4. 3 wheel brake switch allowed, but no electronic switches.  Must be manual valve.
   

Suspension

1. Rear suspension may be altered from coil to leaf springs using stock OEM parts and blocks.  Multi leaf springs are allowed.  Mono leaf springs are not allowed.
2. No torque arms or lift bars.
3. Weight jacks are optional.  No hydraulic or mechanical jacking devices are allowed.
4. Front upper tubular a arms are permitted.
5. Stock spindles only.
6. One shock per wheel but does not have to mount in stock location.

 

 

 

CONTACT I-77 RACEWAY