It is the best interest of competition and participation at South Alabama Speedway to allow various other combination to compete in special events with weight or carburation penalties for minor deviations from these rules.
Super Stock
All cars subject to general rules.
Weight
Must weigh 3150 lbs. minimum.
Left side 55% maximum.
Bodies
Bodies optional, fiberglass, aluminum, steel, etc. No Down Force bodies
permitted. No carbon fiber parts.
All bodies must be approved by tech
Full front windshield. (Must be lexan) May run screen.
Rear windows optional.
Opera windows optional. No windows in front door openings.
Must cover all holes in front and rear firewall and floorboard with metal.
May remove rear firewall and shelf, must replace with metal.
61/2” x 61” rear spoilers optional.
All body parts must maintain 5" ground clearance.
Fuel cell required.
Maximum 22 gallon. Must maintain 8 inches ground clearance.
Frame and Cage
108" wheelbase minimum.
5” frame height.
Frame must be stock from front to rear bumper mounts.
May use tubing from center of rear end to back of car.
May notch for fuel pump clearance.
Frame may be reinforced and braced.
Suspension and Drivetrain
Racing springs optional. 5" minimum coil diameter.
Spring must mount in stock location with stock geometry.
Steel body non adjustable shocks only. One shock per wheel.
Front and rear shock mounting optional.
Leaf springs cars may use jack bolts or adjustable shackles or rear spring mounts.
Must mount in stock location on the front. Must be in stock location.
Lowering blocks optional. Bushings optional.
May mount solid to rear end housing.
Lower trailing arms must be Stock type and length only.
Must mount in stock mount and location on frame.
May adjust height at rear end mount.
Upper trailing arms must be Stock type only.
Must mount in stock location on stock cross member.
May shorten or lengthen with same type material to adjust pinion angle.
May run 9” Ford. May run full floating rear ends.
May either be locked or open, no type of limited slip or lockers.
Stock type and length lower A-frames.
Front spindles and ball joints may be reinforced or replaced with heavier unit from
another passenger car.
Stock type sway bars only.
Stock manual or power steering box.
All tie rods, drag links, idler arms, and pitman arms must be stock type, no
modifying.
All frame and body parts must have at least 5" clearance.
Tires, Wheels, and Brakes.
May run 4 wheel disc brakes
Track tires only.
8 inch steel wheels only.Max tread width 67” center to center.
Max Offset 2”. Minimum ½ studs.
Large lug nuts required.
Pop-off or bleeder valves optional.
Engines
May run GM Part No.88958604 Crate engine with Holly 650 4150-80541 with
6300 RPM limiter. No alterations or rebuilds for weight break. Minimum weight
3100 lbs.
Intake
Any cast iron or single plane aluminum intake.
No porting or polishing
Exhaust
Under chassis or crossover headers No 180 degree headers
Heads
Any cast iron head that meets the following.
Stock valve angle. Maximum 190cc intake port runner.
Screw in rocker studs and guide plates optional. Stud girdles optional
No polishing. Heads may be ported no more than 3/8" from intake and header
Surface. 4 angle valve job optional. No bowl hogging.
No blending of valve job to bowls.
Valvetrain
Maximum .500 valve lift cams, solid or hydraulic.!!!! No tolerance!!!!
No roller or mushroom lifters.
Roller rockers optional. Ratio optional as long as lift doesn’t exceed .500 at
valve.
Steel pushrods only.
Stainless Steel valves allowed. No titanium valves allowed.
2.02 maximum intake valve size and 1.60 maximum exhaust valve size
Type of retainers and locks optional. Must be steel, no aluminum or titanium.
Blocks
#1 Plug no farther back than ball joints.
Chevrolet 350, Ford 351, or Mopar 360.
Maximum overbore .060 Block may be decked.
Rotating Assembly
Stock or aftermarket replacement cranks.48lb minimum. Stock stroke for
motor.+/-.020
Must have 1” inspection Plug above oil level or 100 pound penalty.
No knife edging of counterweights or throw.
Crankshaft may be deburred. Cross drilling OK.
May run any steel 5.7” or 6” rod.
Flat top pistons only.
Balancing optional, rod weights may be adjusted on end pads only.
Oiling System
Oil pumps must mount in stock location. No dry sumps.Oil filters may be
relocated must receive and return oil to stock location of block.
Ignition
MSD ignitions optional. No crank trigger ignitions. Type of distributor optional.
Carburetors
Holley model 4412 500CFM carburetors only. Must fit tools.
Clutch
Must run operational clutch. Triple disc OK Minimum diameter 7”
Hydraulic throw out bearing optional.
Transmissions & Driveshaft’s
Stock production transmissions. Must have reverse and 2 forward gears.
Steel drive shafts only. No aluminum.
Automatics must run working converter.
Misc.
Must run harmonic balancer. Type optional.
Aluminum bell housing with scatter shield allowed.
No antifreeze allowed $50.00 Fine