2008 SUPER STOCK RULES

Car Body and Frame

1.1 Any stock production American made vehicle allowed including Camaro’s, Firebirds and Mustangs.
1.2 Aftermarket bodies will be allowed.
1.3 Minimum wheelbase is 108 inches with a +/- of 1 inch tolerance.
1.4 Race ready weight is 3100 lbs. with driver.
1.5 Frame or uni-body may be X-braced for safety.
1.6 Trunk box may be removed. All body panels may be gutted.
1.7 Bumpers are required.
1.8 Firewall required but may be reshaped or moved to allow engine setback.
1.9 Rear filler panel required and must extend down to the rear frame rail.
1.10 Spoiler can’t exceed 8” in height and can not be wider than the body.

Chassis and Suspension

2.1 Four (4) point roll cage with 3 driver side bars and 2 passenger side bars above frame required.
2.2 Roll cage made of 1 ½ inch tubing with a .095 wall thickness.
2.3 Drivers side door plate mandatory. 1/8 inch minimum thickness.
2.4 Lower control arms must be OEM and remain in stock location.
2.5 Upper A-frame tower may be drilled to allow lowering of A-frame control arm.
2.6 Aftermarket upper control arms may be used and relocated.
2.7 Aftermarket spindles can be used but stock rotors and calipers must remain.
2.8 Front and rear jack bolts are allowed.
2.9 Racing shocks are allowed. Steel only, non-adjustable and 1 per wheel.
2.10 No coil over allowed.
2.11 Racing springs are allowed, but remain in stock location.
2.12 Sway bar (if used) must remain in stock location and be OEM.
2.13 Adjustable spring shackles and sliders are allowed.
2.14 Pan hard bars allowed.
2.15 Aftermarket rear suspension is optional. Must be 3-link.
2.16 Quick Change Rear End allowed.
2.17 Ford 9” can be used as long as it is in stock location.
2.18 Ford floaters allowed.
2.19 Factory 4 link allowed.
2.20 3 link with no traction control device and solid top link (exception will be a donut or biscuit approved by track official only)
2.21 No traction control differentials.
2.22 All super stock must have a minimum of three (3) brakes in working condition.
2.23 Brake bias control/adjusters allowed.
2.24 Quick steer is allowed.
2.25 Rub rails ok-Panel rails allowed.
2.26 Aftermarket pedal assembly and master cylinder allowed.

ENGINE

3.1 Motor must match make of vehicle—GM for GM, Ford for Ford, Chrysler for Chrysler.
3.2 360 cubic inch maximum.
3.3 Steel block only.
3.4 Bowtie blocks are allowed.
3.5 Pistons must be flat top design with 2 or 4 valve relief with 0.00” deck clearance.
3.6 No fly cutting of pistons allowed.
3.7 Any crankshaft with stock stroke and stock weight allowed. NO STROKED MOTORS.
3.8 Camshaft must match make and model of engine block being used.
3.9 Any connecting rod may be used.
3.10 Aftermarket balancer and water pump are permitted but must remain in stock location and must be belt driven.
3.11 Circle track oil pan, crank scaper, and windage tray are allowed.
3.12 Maximum engine setback is 1 inch from upper ball joint and # 1 spark plug.
3.13 Stock OEM production cast iron cylinder heads with any c.c. are allowed.
3.14 Vortec cast iron heads with any c.c. are allowed.
3.15 Dart cast iron heads with any c.c. are allowed.
3.16 World Product S/R Torquer cast iron heads with any c.c. are allowed.
3.17 NO ALUMINUM HEADS ALLOWED.
3.18 No porting or polishing of any kind.
3.19 Gasket matching only 3/8” into port.
3.20 Bronze guides or liners, screw in studs, stud girdles, and guide plates are allowed.
3.21 Full roller rockers arms of any ratio are permitted.
3.22 Solid or hydraulic camshafts ONLY. NO ROLLER CAMSHAFTS ALLOWED.
3.23 Any diameter valve springs, any spring pressure, and any type spring allowed.
3.24 Aftermarket retainers and keepers are allowed.
3.25 Gear drives or belt drivers are optional.
3.26 Any intake manifold (2 or 4 barrel) allowed.
3.27 No porting or polishing of manifold except for gasket matching 3/8“ deep.
3.28 Carburetor must be a 4412, 500 cfm 2 barrel ONLY. Quadra jets ok.
3.29 No modifications except for jets, power valve and squirters
3.30 Carburetor spacer is allowed. 1” thickness or less.
3.31 Must pass go/no go check-top and bottom for Holley 4412.
3.32 No plastic fuel filters in fuel system allowed-no exceptions.
3.33 All fuel lines will be metal or rubber securely clamped and fastened.
3.34 Fuel cell is MANDATORY.
3.35 Fuel cell must be secured properly in trunk area and contained in metal box.
3.36 No electric fuel pumps.
3.37 Racing fuel or Methanol is allowed in pure form. NO ADDITIVES.
3.38 Methanol will have a 100 lb weight penalty.
3.39 No traction control devices of any kind allowed.
3.40 Factory duel point distributor allowed only. Part # must be on it.
3.41 No unilite distributors allowed.
3.42 Ford and Chrysler may use external coil with OEM dimensions.
3.43 Stock GM, HEI distributor allowed as long as all parts stay in original placement.
3.44 Upgraded coils or modules may be used as long as they fit in stock location.
3.45 Aftermarket ignition system allowed.
3.46 Aftermarket coils and modules are allowed in stock location.
3.47 Any type of headers are allowed.
3.48 If 180 headers are used, exhaust must exit out of passenger side.

TRANSMISSION AND REAR END

4.1 Automatic or standard transmission allowed. No 5 or 6 speed transmission.
4.2 Standard transmission must have Blow Proof Bell Housing that covers the clutch and the flywheel completely with an inspection hole at least 1½ inches in diameter.
4.3 Direct drive on automatic allowed. Pedal kit allowed.
4.4 Transmission coolers are optional but must be in driver compartment.
4.5 Bert or Brinn transmissions are optional but must retain their Blow Proof Bell Housing.
4.6 Mini-clutches allowed.
4.7 NO REAR STARTERS.
4.8 Quick Change Rear End allowed.
4.9 Posi-trac or locked rear ends allowed.
4.10 Drive shaft must be painted white with car number in black.
4.11 Drive shaft loops required.

WHEELS and TIRES

5.1 Steel wheels only with a maximum width of 10 inches.
5.2 Wheels may have up to 2 inch offset.
5.3 Wide five’s allowed.
5.4 Any tire combination of tires will be allowed.
5.5 Bead locks are allowed on all 4 wheels.
5.6 Maximum tire width allowed is 15 inches.
5.7 Any ARCA pull offs are allowed.
5.8 Grooving is the only tire modification allowed. Maximum groove width is 3/8 inch.
5.10 5/8 inch tire studs required on all wheels.

GENERAL

6.1 Aluminum Racing Seats required.
6.2 Seat belts and shoulder harness are MANDATORY and must be equipped with a single latch, aircraft type release. 5 point harness highly recommended.
6.3 Battery box is mandatory.
6.4 Fuel cell mandatory. Fuel cell must be mounted in trunk and contained in metal can.
6.5 Vehicle must be equipped with a fully charged, dry-chemical fire extinguisher with a gauge and be securely fastened and within east access of race ready driver. Halon system is allowed.
6.6 Emergency kill switch must be easily accessible inside driver compartment.
6.7 If running Methanol/Alcohol, Driver must wear double insulated fire retardant suit, gloves, and shoes. No Exceptions.