ET MOTOPARK
 

www.ETmotopark.com

 

2011 Super Stock Rules

Section I

A. All cars must be 1970 or newer, originally produced American made passenger cars with a minimum wheelbase of 101”. Floor pan must be steel in driver area.
 

B. Stock, aftermarket steel, and aluminum bodies are allowed. Maximum body width allowed is 75”. 6” max rake from the lowest point of the front door to the highest point of the rear quarter panel (not including spoiler).

C. Rear spoilers are allowed with a max of 5” total height. 5” total height from deck. You may use no more than 6 1/2” of material to achieve this. Support blades and sides may be no taller than 6 1⁄2”. 14” max long, no further than 1” behind spoiler.
 

D. Front and rear bumpers are required. Tubular bumpers are allowed, but must be covered in the front with a plastic or OEM nosepiece. OEM bumpers must be strapped to the frame. Minimum strap size is 1” x 1/8” flat stock.
 

E. A complete roof is required with window posts. Roof must be bolted in the front to the roll cage.

F. Interior decking is allowed. Any areas that are covered must be constructed so that access is
available for inspection.

G. All interior carpeting, plastic, upholstery, headliner, chrome, trim, glass, antennas, and mirrors must be removed.

H. Easily accessible one foot tow chains must be mounted to the front and rear bumpers. I. Rub rails (optional) must be mounted flush against the body. Maximum material size is 1” x 2” rectangular tubing.

J. Frames and bodies may be interchanged. If the wheelbase of the frame does not match the wheelbase of the body, the frame can be shortened or lengthened to match the wheelbase. Minimum of 101”.

K. All doors must be riveted, welded, or zues tabbed closed.

L. All cars must have a firewall constructed of 22 gauge steel minimum. Aftermarket or stock is ok. It must be within 4” from the bell housing surface of the engine block. Firewall must be flush with the bot- tom side of the hood and within 8” of the sides of the body. Firewall must be welded to
completely seal to the floor pan.

M. All cars must have a six point roll cage with a minimum of four door bars on the driver’s side and three on the passenger side. Cage must be a minimum of 1 1⁄2” tubing. Minimum thickness is .095. If the roll cage is bolted to the floor, a 6” x 6” x 1⁄4” steel plate must be bolted to the top and bottom of the floor pan to weld to.

N. Front and rear loops are required, but must remain inside of the body.

O. Minimum weight at any time is 3,000 lbs with driver. Any engine over 410 cubic inches must be
3,200 lbs with driver.

P. All ballast weight must be attached to the car inside the body. All ballast must be painted white with a car number on it. All pieces must be mounted with two 1/2” bolts each.

Section II- Engine/ Transmission/ Drive Shaft

A. Engine blocks must be cast iron, Aftermarket blocks ok. Standard deck height only.

B. 23 degree iron head only, Aftermarket ok. Porting is allowed. No roller cams or no mushroom lifters allowed.

C. MSD type ignition is allowed. No magnetos or trigger style ignition systems. No electronic traction control devices are allowed.

D. The centerline of the lead spark plug must be even or in front of the centerline of the driver side upper ball joint. (No tolerance)

E. Automatic or manual shift OEM transmissions only. Torque converters are not required on automatic transmissions that have a control valve. No buttons, dog clutches, or quick change devices allowed. All cars must have forward and reverse gears. Steel scatter shields are required on all cars equipped with manual transmissions.

F. Drive shaft must be painted white and have a 360 degree loop around it, approximately 6” behind the front universal joint. Minimum loop material is 1” x 1/4” steel flat stock with minimum two 3/8” bolts with large flat washers. No chains.

G. Exhaust must exit to the rear or the side of the car, parallel to the ground. Exhaust must exit within 12” of the ground. No 180 degree headers allowed.

H. No electric or belt driven fuel pumps.

Section III- Rear End/ Suspension/ Tires/ Wheels

A. Any passenger car or light truck rear ends (excluding c-clip style) can be used in any car, and must be mounted on the stock suspension mounts in the stock position for the make and model of the chassis. No traction control rear ends of any type allowed. This includes gold tracs and lockers. No quick change rear ends.
 

B. 1. Stock style steel springs only. Leaf spring must be within 2” width difference from front to back. Leaf spring cars must have front un-adjustable mounts in stock location. Multiple holes welded in will not be allowed. Rear mounts may have weight jacks or sliders.

B. 2. Rear coil spring suspension cars must have stock lower trailing arms. Front of the trailing arms must be mounted in stock O.E.M. mounts. Must have all four trailing arms on the car at all times. No coil over type springs allowed. Upper coil spring mounts must be within 1” of stock location.

C. Weight jacks are allowed. Racing or aftermarket steel spring are allowed. Racing or aftermarket steel shocks are allowed and can be remounted. No adjustable, aluminum, or canister style shocks allowed. No coil over shocks, or coil over eliminators, or mono leaf springs are not allowed.

D. A single wrap up shock is allowed for a leaf spring car only. No other devices are allowed. Pan hard bars are not allowed.

E. Minimum four wheel brakes required with one or two master cylinders. Right front shut off is allowed. Brake bias allowed.

F. Only OEM style steering allowed. GM to GM, Ford to Ford, Chrysler to Chrysler. No heim tie rod ends. Steering parts may be changed or reinforced, but must keep configuration of stock for make and model of chassis. No rack and pinion steering allowed. Steering quickeners are allowed.

G. OEM lower A frame in stock location is required. GM to GM, Ford to Ford, Chrysler to Chrysler. Aftermarket non adjustable front upper control arms are allowed.

H. Leaf spring cars must have stock frame rails to the front firewall. Coil spring cars must have stock frame rails to the center of the rear end.

I. Wheels must be steel, with a maximum width of 8”. Beadlock wheels are allowed on the right rear only. No wide fives or aluminum wheels allowed.

J. Tires must be Hoosier 500 or DOT radial, no larger than 275/60/15. All season tires are allowed. No offroad tires. Treadwear rating minimum of 440. All tire identification must be on sidewall. Tires may be siped or ground on tread only. No grooving allowed. Tire softener is not allowed.

K. Wheel studs must be a minimum of 1⁄2”.
 

Section IV- Cooling/ Fuel/ Battery

A. Radiator must be in front of the engine compartment. Aftermarket ok. Transmission coolers must be mounted in a manner that is safe.

B. A racing fuel cell is mandatory and must be securely mounted in the trunk area within a safely constructed mount. A fuel cell may not hang below the bottom of the rear end center section. Fuel tank area must be completely sealed off from the driver’s compartment with sheet metal. If it’s an open trunk area, a steal fuel cell container is mandatory. It must also have a minimum of 1 1⁄2” loop that hangs down lower than the fuel and protect it from behind. Minimum fuel cell height at all times is 6” above the ground.
C. Gasoline only may be used. No alcohol or pressurized fuel systems.

D. Maximum carburetor is 1 four barrel. E. Battery must be securely mounted. If located in driver’s compartment, it must be in a marine container.
 

Section V- Safety

A. Cars cannot be started without a person seated in the car.
 

B. All cars must have an aluminum racing seat. Seat must be bolted to the roll cage. No fiberglass seats allowed. An approved 5 point harness is required. Seat belts must be less than 3 years old according to date stamp. All seat belts must be mounted in an approved manner with 7/16” bolts and have a single point release mechanism. All installations subject to tech approval.
 

C. All drivers must have wear full safety equipment every time they go out on track. SFI approved fire suit, SFI approved gloves, SA2000 or newer full face helmet, and SFI approved shoes. NO EXCEPTIONS!

D. A factory manufactured nylon mesh window net must be installed in the driver’s side window opening. Arm restraints may be used to replace window net.
 

Section VI- Miscellaneous Enforcement

A. Legible and clean numbers are required on both front doors of the car and on the roof (facing right). These numbers must be at least 24” on the roof, and 20” on the doors. Numbers at least 5” are required on the front of the car.

B. No radios of any sort are allowed.
 

Section VII- Protest Rules

A. Who can protest: Any driver In good standing, which takes a green flag that night.
When: Any time up to 15 after the last main event. Where: At the pit board.
Fee: $125 must be included with a written protest.

B. Responsibilities of the car/ person being protested. Tear down: Must be done by car owner/ driver or someone authorized by car owner/ driver. Where: Any area specified by an official. What: Any parts required to prove rule compliance to the satisfaction of the official.

C. Illegal car can be completely disqualified from all the events that night including, but not limited to: loss of points, monies, awards, positions, and a suspension from further race dates. If there is a second offense, the penalty may be a loss of all championship points and a suspension for the rest of the year.

D. Driver can protest finishes by filing out a protest form at the pit board within 15 minutes. There will be a $25 fee. If protest is found warranted, the fee will be refunded.

E. Fines/ Penalties: ET MOTOPARK will use these as guidelines, but are not limited to penalties con- tained herein. Further penalties, fines, procedures, or enforcements may be levied as deemed necessary.

Driver of car is totally responsible for all actions of his car owner or pit crew. This includes language, fighting, cheating, threatening, intimidating, or any other unsportsmanlike conduct.