SUNSET SPEEDWAY 2010-2012 SUPER STOCK RULES

DISCLAIMER

This set of rules is designed as a basic guideline. All cars are subject to technical inspections by random selection at the end of each race. Any part of the car not specifically covered in these rules must remain stock.

The Super Stock division is open to any make of North American built automobile having a factory listed wheelbase of 101" or more, for the make, model and year being raced. No convertibles, four wheel drive vehicles or station wagons will be allowed.

The word stock when used herein shall mean unaltered, as factory available and produced by O. E. M. for the make, model and year of the car being raced.  That excludes all aftermarket "High Performance" parts, and all decisions and rulings shall be based on data obtained from the Canadian Service Data Book.

SPECIFICATIONS

APPEARANCE

Cars must not be excessively rusted and must be presentable in appearance. Cars that are considered unsafe or improperly prepared will be rejected by the tech committee.

1) BATTERY

·         Must be located behind the driver’s seat securely fastened and in a sealed container e.g. a marine battery container with lid if in driver’s compartment.

2)BODY  APPEARANCE

·         Body must be steel and stock in appearance to the original vehicle. 

·         Tires must be inside fenders & scrub rails.   

·         Bodies may be interchanged between make and model.

Ground Clearance

·         Minimum body height 4”.

·         Minimum frame height 6".

Hood & Trunk Lid

·         No hood openings allowed.

·         Inner hood and trunk lid bracing may be removed.

·         Five hood pins required.  Three front and two back.

·         Fiberglass hoods allowed.

·         Trunk lid must be steel.

·         Rear spoiler allowed but may not extend beyond rear edge of rear deck panel and must follow the contour of the rear deck lid. Maximum 5" by width of rear deck.

·         No side pods or bracing of rear spoiler.

Scrub Rails

·         Side bars must extend no further forward than the rear of front wheel opening, and no further rearward than front of the rear wheel opening, and must be mounted 1” above centre of front & rear hub.   

·         Maximum 1”x 2” welded or bolted to roll cage.

·         No sharp edges.

·         When bolting on scrub rails, you must use carriage bolts (or round-headed bolts), if hex head bolts are used, they must be counter sunk.

·         V type Lexan scrub rails allowed.

Bumpers

·         Bumpers must be mounted in stock position with no sharp edges exposed.

·         After market nose and tail cones allowed.

·         Chains or cables must be installed from the bumper to the frame for safety reasons.

·         A fabricated bumper reinforcement may be run but stock bumper or cover must be over top.

Tow chains or cables are required on both front and rear bumpers

Wheel Openings

·         Original wheel arches may be removed/trimmed for tire clearance.

·         Inner splash aprons in the front fenders must be removed.

Windshield

·         Windshield is mandatory.

·         Windshields must be safety glass or Lexan with 2 center braces and 4 safety clips –2 at top of window and 2 at bottom of window.

·         No plexiglass screens or half windshields allowed.

·         The top 5”of windshield must be kept clear for Speedway division sponsors.

Paint & Lettering

·         Only those cars who have registered in the Super Stock division are permitted to pre number their car.

·         Numbers must be on the sides of the car in large (minimum 18") letters in a color that clearly contrasts to the paint job on the car.

·         All cars of non-members must have sides and roof clear so the number assigned by the track official can be placed on the car.

·         Sponsor's name and logo may be placed any other place on the car.

·         4" number required on right front of car.

·         Vulgar words and expressions are not permitted

3) BRAKES

·         All four wheels must be working.

·         Rotors & calipers may be used from different models.

·         Single piston steel calipers only. 

·         Single dual master cylinders only.

·         No brake lines allowed in the driver compartment.

·         Brake proportioning valve allowed.

·         Rear disc brakes allowed.

4) SUSPENSION AND ROLL CAGE

Roll Cage & Frame

·         Must be stock steel frame with no holes drilled for lightening.

·         Front and rear sub or Unibody frames must be attached with 2 x 3 hollow or box tube with a minimum wall thickness of .095.

·         A full roll cage constructed out of 1 3/4 x .095 min. round steel tubing is mandatory.

·         Roll cage must be symmetrical in all directions.

·         A minimum of four horizontal door bars on the driver’s side with a minimum of two vertical bars between each horizontal bar. “X” type bars will be allowed on passenger side.

·         Left leg protection bar must be installed between the roll cage and the left front frame rail.

·         Roll cage may have a 6” set back to accommodate the foot box.

·         Dash bar required, along with an “X” type member across and behind driver.

·         A “Petty” bar recommended to run from center of cage to upper right front halo.

·         A front engine bay hoop is allowed and may connect directly to main cage.

·         Bracing running from top of cage towards the rear should extend beyond fuel cell area before attaching to rear frame rails.

·         Upper roof halo must centred and 36” wide.

·         All welds must be electric or mig and will be subject to the approval of tech inspectors.

·         No offset cages allowed.

·         All roll bars in the driver’s area must be properly padded and taped.

·         All suspension mounting points must remain in their stock locations.

·         Driver door bars must be filled with a minimum of 16 gauge steel.

·         Front cross member may have snout removed and plated for center link clearance. 

·         Structural X ing will be permitted in the following areas of the chassis.

o   Main frame rails may have X bracing under the floor in the center section of the car.

o   Rear clip may have X bracing above or under the fuel cell area.

o   Downward supports from main cage hoop to rear clip may have X bracing.

·         Rear frame sections may have 2”x3”replacement tubing from top of kick-up rearward.

·         Must retain original appearance.

Shocks

Suspension & Frames

·         All suspension and frame components must be stock if not stated otherwise.

·         No modification of stock suspension locating points.

·         Wheelbase must be a minimum of 101”.

·         Springs and steering components may be interchanged.

·         All control arm rubber bushings may be replaced with urethane or heavy plastic, steel, aluminum, or brass.

·         Tubular upper control arms permitted.

·         Mono-ball type bushings will not be allowed. 

·         Link kit lengths may vary side to side.

·         Springs may be stock or after market with a minimum size of 4”outside diameter. 

·         OEM rubber mounting adapters on rear springs will be allowed.

·         Top rear spring mounts may be manufactured but in stock location.

·         Rear load bolts and front spring adjusters permitted. 

·         No Howe calipers, spindles, sway bar or steering parts. 

·         Leaf spring cars may add 2 inches & reinforce rear shackle.

·         Multi leaf springs mandatory.

·         Front spindles GM #2 or full Chev no stock metric.

Wheel Camber

·         Strut cars may alter front strut towers to adjust camber.

5) COOLING SYSTEM

·         No antifreeze permitted.

·         An overflow can must be installed on the firewall, behind the right front tire. 

·         Aluminum radiators permitted and electric fans permitted.

6) EXHAUST SYSTEM

·         Muffler(s) are mandatory.

·         Catalytic converter may be removed.

·         Exhaust pipes must exit within 18" of the rear wheels.

·         Pipes to be cut flush to the body and above the frame rail or turned down at the exhaust end and exit under car.

·         Exhaust pipes should be firmly mounted high enough to avoid contact with the track surface during racing conditions.

·         The exhaust cannot have any sharp edges or protrude outside of the body line.

·         Original cast iron exhaust manifolds only.

·         No Ram Horn manifolds or headers permitted.

·         Maximum 2-1/4”O.D. pipe size before muffler and maximum 3“ after muffler.

·         Two pipe system allowed 2-1/4” OD  pipe in and 3” O.D. out with muffler.

·         Magna flow muffler #11215 (2-1/4”), #11216 (2-1/2”), or #11219 (3”) recommended.

·         Enter step-up to muffler to be a max. of 6” long.

·         No e-vac system allowed.

7) FUEL

·         Pump fuel or track fuel permitted.

·         The gasoline shall not be blended with alcohols, ether or other oxygenates. It shall not be blended with aniline or its derivatives, nitro compounds or other nitrogen containing compounds.

·         No NOS systems.

8) IGNITION & CHARGING SYSTEM

·         OEM 12 volt stock ignition.

·         Must consist of stock or stock replacement parts only. 

·         No aftermarket high performance ignition systems or printed circuit type modules. 

·         Charging system is optional.

·         Clearly marked KILL SWITCH mandatory in main battery line or use of Ford solenoid is permitted.

·         Clearly marked KILL SWITCH to the ignition on each side of the dash is mandatory.

9) FIREWALLS & INTERIOR

• All upholstery materials and trim and padding must be removed.

·         Front and rear firewalls must have all holes and openings covered with sheet metal.

·         Area between fender and firewall must be filled with sheet metal.

·         Front firewall may be fabricated but must remain in stock location.

·         Any holes or openings in the floor pan or trunk area must be covered with sheet metal.

·         Driver’s side floor pan may be replaced with a minimum of 14 gauge sheet metal in stock location. 

·         A fabricated interior may be used on the passenger side of car.

·         For transmission clearance floor pan may be raised 12” above original position of drivers floor pan. 

·         Passenger side floor may drop back down to original height or maintain height of 12” to passenger door.

·         Rear firewall may be fabricated.

·         Rear firewall may start behind seat at base of roll cage and extend rearward to base of rear window opening.

·         Rear firewall may not exceed height of rear deck.

·         Any and all fabricated interior must be built with a minimum of .022 gage sheet metal.

·         One stock interior mirror is permitted.

·         No fuel or brake lines or fuel filters permitted in the driver's compartment.

·         No plastic gage lines.

·         Roll bar padding is mandatory.

·         Foot box to be within 6” of stock location

10) RADIOS

·         No radios unless track authorized one-way.

11) DIFFERENTIAL

·         Welded locked rear ends permitted.

·         Steel Mini-spools are allowed.

·         No posi allowed.

·         No full spools allowed.

·         Rear end housings may be interchanged year to year. (e.g. 8 ½ “rear end may be used to replace a 7 ½ “rear end ).

·         A Ford 9” differential may be used. 

·         Hardened  steel rear axle or racing steel axle MANDATORY. 

·         Optional floater rear end. 

·         Stock location 4 link mount.

·         No gun drilled.

12) SAFETY

Fire Control

·         Cars must have a 2 ½ lb. minimum fire extinguisher with either a steel or aluminum head mounted in a steel mounting bracket and must be bolted down, and within driver’s reach with seat belts fastened.

·         Fire extinguisher must be new or serviced and inspected each year and dated no later than January 1st of the current year.

Fuel Cell

·         Is Mandatory and must be mounted in the center of the trunk area, with filler inside trunk.

·         Fuel cell maximum recommended capacity –15 gallons.

·         The fuel cell must be separated from the driver's compartment by an all metal firewall.

·         There can be no openings in the firewall and any holes must be filled in with metal.

·         No filler neck or fuel line is permitted inside of the driver's compartment.

·         The fuel cell must be firmly secured with steel straps to the floor of the trunk.

·         Minimum of two straps front and back, one side to side (straps must be steel and a minimum of 1”x 1/8”flat strap or equivalent).

·         A fuel cell protection bar is mandatory. Minimum 1 ¾ inch O.D. 095 inches thick.

·         The bottom of the fuel cell may be no lower than 13” from the ground to bottom of cell, and must be centered in the chassis from side to side.

·         No electric fuel pumps allowed unless on fuel injected vehicles.

·         All filler caps must be non-vented.

·         No car will be permitted to run if any sign of fuel leakage is found.

·         The mounting of the fuel tank is at the discretion of the tech inspector.

·         Steel cased fuel filters only.

·         Cell ground strap and fuel cap attaching device are mandatory.

Fuel Shut Off Control

·         There must be a fuel shut off valve in working order and mounted in the rear firewall or window parcel shelf accessible by safety personal.

·         It must be brightly and neatly marked "ON" and "OFF".

Fire Suit

• Driver’s fire suit SFI3.2A/1 is mandatory.  Recommended SFI3.2A/5.  

·         Driver and suit must maintain clean looking appearance.

·         Fireproof gloves, neck collar, balaclava, underwear, socks, and shoes are recommended.

·         No nylon shoes allowed.

Helmet

• A Snell 2005 SA or newer approved racing safety helmet must be worn.

Seat

·         An aluminum racing seat must be used, bolted to roll cage, not bolted to the floor. 

·         When mounting seat use minimum 3/8”bolts with large washers to hold racing seat to seat framework.

·         Minimum of two bolts on the seat back and two bolts on the seat bottom.

·         Seat must be positioned completely to the left of the centerline of the car.

·         An approved head restraint must be made of some energy absorbing material.

• Headrest side plates recommended

Belts & Harness

·         All cars must be equipped with a quick release type, 5 point harness with a minimum 3" lap belt and shoulder harness of 3", properly affixed to the roll cage or chassis with grade 8 bolts, no less than .375 (3/8) inches in diameter.

·         Head restraint strongly recommended.

·         Seat belts must be clearly dated and be no more than 3 years old.

 Window Net

·         Window net mandatory with minimum 3/8 inch rod. Must have quick release.

ALL SAFETY EQUIPMENT MUST BE WORN ANYTIME DRIVER IS IN THE RACE CAR.

13) TIRES

·         TRACK TIRE RULE WILL APPLY. Specific track tire will be mandatory.

14) WHEELS

·         Maximum rim width bead to bead - 8".

·         Steel racing wheels on all four wheels mandatory.

·         Minimum of 5/8”studs required.

·         Wheel spacers maximum one per wheel & must be even side to side.

15) TRANSMISSION

Automatic

·         No racing automatics allowed.

·         No aftermarket valve bodies or manual valve bodies allowed.

·         Torque converter must be stock & 11” in diameter.

·         Aftermarket shifter & shift kits permitted.

·         All cars must have working reverse gear.

·         Transmission coolers are permitted but cannot be mounted in drivers compartment.

·         Power glide transmissions allowed.

Standard Transmission, Flywheel & Clutch Assy.

·         Any manual stock OEM Steel 3 or 4 speed transmission permitted.

·         Stock type steel single disc clutch and flywheel units must not be drilled or machined.

·         Stock type clutch and pressure plate, minimum 10” diameter.

·         Aftermarket clutch pedal allowed.

·         No puck type & aluminum discs.

·         Nodular or steel flywheels.

·         Minimum flywheel weight of 14 lbs. 

·         Must have an NHRA steel bell housing, Sema 6.1 flywheel shield or scatter shield of ¼” steel.

·         Must be mounted over the clutch and flywheel 360 degrees between the bell housing and the floor.

·         No scatter shield inside the car permitted.

·         At your own option, bell housing should have an inspection plate for easy inspection of clutch.

·         If there is no inspection plate on the bell housing, you may be required to remove the transmission for clutch inspection.

·         Mandatory ½” hole in bell housing for turning flywheel when whistling engine.

Drive Shafts

·         Must be stock, steel and painted white.

·         Two steel drive shaft loops to fully enclose drive shaft are mandatory.

·         Loops must be no less than 2 inch wide and 1/4 inch thick and must be fastened to the chassis front and rear.

16) CRATE ENGINES :

·         Sealed Crate part  88958602 & 19258602

·         Engine must be sealed by factory, Stefco Race Engines or Howard Race Engines.

·         Only modifications allowed are:               

o   Double Roller Timing Chain.

o   6-3/4 steel non fluid balancer.

o   7” – 7 quart steel oil pan allowed – no upper kicks outs.

• All crate engines must meet original specifications as per G.M. Performance

17)  BUILT ENGINES

Block Assembly

·         Only engines that were factory available for the make, model and year being run are permitted.

·         No modifications to engine block, cylinder head, crankshaft, camshaft or connection rods unless specified. 

·         Maximum Cubic In.

o   GM- 350 plus .040 for clean-up

o   FORD- 351 ““

o   DODGE- 360 ““  

o   Block may be zero decked.

o   No part of the piston can protrude above block deck.

Pistons

·         OEM cast or forged pistons allowed.

·         No high performance pistons.

·         Flat top only allowed.

Camshaft

·         OEM style Hydraulic cams and lifters only, double roller timing chain allowed.

·         Maximum Valve Lift: GM 410, Ford 448, Dodge 412

Connecting Rod

• Stock steel.
• No 6 inch rods permitted.

·         Eagle press fit 5.7” replacement connecting rods are permitted. Part # SIR5700BPLW only.

Carburetor

·         R4412-500 C.F.M. Holley factory stock produced two barrel carburetor only.

·         The only changes allowed are jets; power valve and removal of choke parts.

·         Mandatory two throttle return springs in opposite directions.

·         Carburetor hats allowed.

·         Air cleaners are mandatory.

·         An accelerator toe bar mandatory.

·         Air filters boxes are permitted.

·         No boost venturi below the throttle plate.

·         No ram air systems.

·         A quick-change jet kit (part #3425 float bowl) may be used.

·         No Keith Dorton performance carburetors.

·         Holley factory stock measurements are as follows:

·         Metering block must have the following ID# stamped on it. Factory stock #5924 or#5925. The #10570 will appear on replacement or service metering blocks.

·         Metering block power valve channel restriction ports (2 holes behind the power valve) maxi. .0635"

·         Metering block idle feed restriction ports (2 holes) maximum: .035"

·         Metering block main passage to discharge nozzle (2 holes) maximum: .141"

·         Main body high speed air bleeds (2 holes) maximum: .028"

·         Main body idle speed air bleeds (2 holes) maximum .074"

·         Butterfly (throttle plate) thickness: .0398" - .0438"

·         Hole in butterfly: .090"-.096"

·         Butterfly must have stamped on it ID#215

·         Throttle shaft diameter .368"-.369"

·         Throttle shaft thickness at flat of shaft: .152"

·         Venturi bore diameter: 1.373"-1.377"

·         Boost venturi inner bore diameter .377"-.383"

·         Boost venturi outer diameter .610"-.630"

·         Throttle bore diameter 1.6855"-1.6865"

·         All air entering the engine for combustion purposes must enter through the air horn of the carburetor.

Compression Rule

·         Maximum of 9.0 –1 Whistle up to 9.4 - 1 if checked hot.

Cylinder Heads

·         Must be stock for engine being run. No head modification. NO DOUBLE BUMP

Type Heads

• No 2.02 valves.
• No vortec V8 heads.

·         Cylinder heads may be changed from year to year provided they are not high performance.

·         Stock OEM rocker arms and ratio only maximum 1.5.

·         Screw in studs and guide plates are permitted.

·         Valve Size:

o   GM Max. 1.94 intake and 1.60 exhaust

o   Cleveland Max. 2.04 intake and 1.65 exhaust

o   Windsor Max. 1.84 intake and 1.64 exhaust

o   Chrysler Max. 1.88 intake and 1.60 exhaust

 Intake Manifold

·         2101 Edelbrock Performer.

·         Mandatory adapter Canton 85-065 for crate or built motor.

Valves

·         Valve stem diameter must be stock.

·         Stainless steel or stock type valves are allowed.

·         No turning of valve stems permitted.

·         Undercut and light weight valves are not permitted.

·         OEM rocker arms and ratio only.

·         Dodge may use adjustable rockers.

Engine Mounts

·         Solid engine and transmission mounts are permitted but engine must remain in stock location or equivalent.

Fuel Pump

·         Stock location mechanical pumps only unless running fuel injection.

Height

·         Engine height will be a minimum of 12 inches measured from ground to center of crankshaft.

Water Pump 

·         Stock OEM replacement pumps only. 

·         Aluminum pulleys allowed.

Oil Pan & Lubrication

·         Extra capacity aftermarket wet sump oil pans are allowed.

MOTORS ARE SUBJECT TO WHISTLING AND/OR TEARDOWN AT TECHNICAL DEPT. DISCRETION.

·         Built Motor $100.00 gasket allowance

·         Crate Motor $175.00 gasket allowance & re-seal allowance.

·         If motor is deemed illegal – no allowance will be paid