I-88 Speedway Street Stock Class Rules

The Street Stock class rules for I-88 Speedway are listed on this and four other pages, linked to below.

Forms: [Driver Sponsor Sheet] [I-88 Speedway License]

2013 STREET STOCK RULES - Page 1

Page 1 of Rules: [Eligibility Requirements] [Former Pro/Super Stocks] [Bodies] [Aluminum Body]
Page 2 of Rules: [Go to page 2] Includes Seats/Interiors, Roll Cage and Suspension.
Page 3 of Rules: [Go to Page 3]Includes Drivetrain, Weight, Wheels and Tires, Brakes, Shocks, Transmission, and Engine.
Page 4 of Rules: [Go to page 4] (Engine continued) Includes Vortec Head and Intake Option - Section A - B., Headers, Intake, Ignition, Cooling System, Fuel Systems, Carburetor
Page 5 of Rules: [Go to page 5] Includes Body Installation Guidelines Diagram.

[PDF of Street Stock Rules] [Download Adobe Acrobat]

These rules are posted here as convenience only. Not responsible for any type-O's or other copying mistakes. Call the track office if you have any questions. Make sure you read all safety and procedural rules outlined in the rule book.

The Street Stock division at the Speedway is an entry-level division with the focus on affordability. The following rules (pages 1 - 5) will be strictly enforced to see that the intent of the class is maintained. Any dominant driver may be asked to move to another division of racing at season's end. All drivers must have a valid state driver's license or parent's consent as needed.

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ELIGIBILITY REQUIREMENTS:

  1. This class is open to 1965 or newer American made full frame cars.
  2. No high performance cars, trucks, station wagons, convertibles or front wheel drive cars.
  3. Wheelbase must remain within 1" of stock for the make/year of car used.
  4. Outside body must be complete, and resemble the factory original.
  5. All glass must be removed.
  6. Mounted centered over roll cage.
  7. No half roofs and no roof spoilers.
  8. Bodies must be fully mounted in a safe manner with no external or internal sharp edges.

FORMER PRO/SUPER STOCKS: (To be eligible, the following standards must be met.)

  1. Motor must be in original stock location.
  2. Motor rules must meet the current street stock specifications.
  3. Cars with jacking bolts must have jacking bolts welded in place. No exceptions.
  4. Weight and tire rules for the street stock class must be followed.
  5. Over-competitive cars may have to add weight.
  6. Shocks: Must meet 2013 Street Stock rules

BODIES:

  1. Any American made sedan, 2 or 4 door. All cars must have factory stock wheelbase. A 1" tolerance will be allowed. No front wheel drive cars. No sub compact cars. Full frame cars highly recommended.
  2. Outside body must be complete.
  3. Cars may use aftermarket steel replacement panels, or aluminum, but each panel must retain OEM dimensions and style. Straight panels, homemade, square-looking, or bodies resembling a late model will not be allowed. Inside door panel, inner fender, trunk floor, and dash may be removed.
  4. Fenders can be cut 2 inches only for wheel clearance.
  5. All glass must be removed.
  6. Windshield openings must be covered with 1/2 square wire screen heavy gauge.
  7. Floorboards must be complete with all holes patched from front firewall to rear firewall, from outside edge to outside edge of frame rail. Passenger side floor can be removed, must be replaced by either 20-gauge steel or .050 aluminum , from center of hump to passenger side top door bar (must be no higher than straight sloped).
  8. NO LATE MODEL STYLE COCKPIT.
  9. Front firewall must be in stock location, (can be replaced with 20 gauge steel or .080 aluminum plate) and rear firewall and rear window shelf must be sealed off from driver's compartment with at least 20-gauge steel, no holes. All doors must be welded or bolted shut.
  10. All cars must look presentable.
  11. Seat and steering column must remain in stock location.
  12. Sealed hood scoops allowed 3-Inch maximum height but no cowl induction, air boxes or any system of forced air induction allowed. No part of air cleaner can be exposed above hood.
  13. Window net is required on driver's side.
  14. No cable linkage allowed.
  15. All gas pedals must have toe lift.(OEM or aftermarket)

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ALUMINUM BODY RULES:

Aluminum bodies will be allowed as an option. Considering the fact that teams may attempt to fabricate their own bodies, the following rules are to be followed.

BODY

  1. Any car not resembling the original body design will not be allowed to compete.
  2. No Shoebox bodies.
  3. Speedway technical team may dismiss any car from completion for not maintaining body requirements.

NOTE: Rules apply to exterior body panels only.

ROOFS

  1. Homemade steel, aluminum, or fiberglass roofs permitted but must be approved by track.
  2. Fiberglass roofs must be of short track body dimensions and style.

ROOFS

  1. Homemade steel, aluminum, or fiberglass roofs permitted but must be approved by track.
  2. Fiberglass roofs must be of short track body dimensions and style.

HOODS:

  1. Aluminum (.040 or .050) or steel must cover complete engine compartment.
  2. Hood scoops allowed. Maximum 3 inches tall and 21 inches in width.
  3. Hood scoops must be closed off with no external openings.

NOSE PIECE:

  1. May be OEM or aftermarket replica.
  2. Must have nose piece.
  3. Must fit body correctly.
  4. No late model type flares.

FENDERS:

  1. May be constructed out of .040 or .050 aluminum. (.050 recommended)
  2. Fenders must resemble OEM fenders.
  3. No late model flares.
  4. Fenders must cover 90% of tire.

DOORS:

  1. May be constructed out of .040 or .050 aluminum. (.050 recommended)
  2. Door must be original dimensions (within reason)
  3. Edges must be rolled or broke for strength and form.
  4. Must carry some sort of body lines with fenders and quarter panel in middle of body.
  5. No flat panels.

QUARTER PANELS:

  1. May be constructed out of .040 or .050 aluminum. (.050 recommended)
  2. Panels must match OEM original dimensions (within reason)
  3. Edges must be rolled or broke for strength and form.
  4. Must carry some sort of body lines with fenders and quarter panel in middle of body.
  5. No flat panels.
  6. Quarter panel must extend 36 inches front centerline of differential to trailing edge of quarter panel. (see diagram)

UPPER QUARTER PANEL:

  1. May be constructed out of .040 or .050 aluminum. (.050 recommended)
  2. Panels must match OEM original dimensions (within reason)
  3. No solid panels.
  4. Must have quarter panel window cut in.

TRUNK LIDS:

  1. May be constructed out of .040 or .050 aluminum. (.050 recommended)
  2. Must cover complete rear section of car and be removable for inspection.

REAR PANEL:

  1. Aftermarket tail piece recommended.
  2. For line-up purposes it is recommended car number be clearly displayed on rear of car.

SPOILER:

  1. May be aluminum or lexan.
  2. Maximum height: 5 inches.
  3. Spoiler side boards may not exceed 5 inches in height or 6 inches in length and must not extend beyond the main spoiler.
  4. Must be tapered from tallest point to lowest point equal on both sides.
  5. Spoiler must be non-adjustable.

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