2018 Factory Stock
rules and/or regulations set forth herein are designed to provide
for the orderly conduct of racing events and to establish minimum
acceptable requirements for such events. These rules shall govern
the condition of all events, and by participating in these events,
all participants are deemed to have complied with these rules. NO
EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM
PUBLICATIONS OF OR COMPLIANCE WITH THESE RULES AND OR REGULATIONS.
They are intended as a guide for the conduct of the sport and are in
no way a guarantee against injury or death to a participant,
spectator, or official.
race director shall be empowered to permit deviation from any of the
specifications herein or impose any further restrictions. NO
EXPRESSED OR IMPLIED WARRANTY OF SAFETY SHALL RESULT FROM SUCH
ALTERATION OF SPECIFICATIONS. Any interpretation or deviation of
these rules is left to the discretion of the officials. Their
decision is final.
ITEMS NOT ADDRESSED IN THE FOLLOWING MUST REMAIN STOCK AS PRODUCED
BY THE ORIGINAL MANUFACTURER.
FRAME & BODY:
1. Any year model American made car. Wheelbase must be factory
stock. Rack and pinion cars must be factory stock parts only.
Steering parts (tie rods, springs, ball joints, etc.) must be oem
stock or like and in stock location. OEM frame front to rear. No
alterations allowed except: front cross member may be notched for
fuel pump. Oem firewalls and floorpan rear firewall May be
aftermarket No hiems shock or any original produced with hiems end
on it. All shocks must be oem in appearance but may be racing
shocks. You will be allowed 2" of variance up or down for the rear
shocks only on leaf spring cars only. Otherwise must be in oem stock
location. Must be non adjustable shocks. One piece shocks only . Top
and bottom a framed must mount in stock unaltered mounts in stock
location No adjustable cups on rear. Multi hole and extended length
shackles ok on leaf spring cars ( springs does not have to be
mounted in same hole on both sides.
Complete frame for that year model with the exception the Rear of
frame behind upper shock mounts may be replace with round, square,
or rectangular tubing. Cannot narrow right rear frame for tire
clearance. body with fenders front and rear May use sheet metal or
aluminum. may be open on back of car, All doors must be secured to
body. Hood and roof may be fiberglass or sheet metal, hood and trunk
must be pinned down. Rear spoilers 8" tall maximum & Spoiler must
not be wider than rear of car. wedge bodied cars 6" maximum spoiler
height. Must have a factory floor pan and front firewall. Floor pan
and firewall Holes in rear and front firewall must be covered with
metal or aluminum. Rear firewall must extend from rear of floor pan
and turn up aftermarket metal can be used for rest of rear firewall
must go to where normal rear firewall extends to upward. Trunk area
may be cut no further forward than pinion of rear end, Rear fender
and firewall may be trimmed for tire clearance. Front fender wells
may be unbolted and removed, rear fender wells optional.
Bumpers may be square or round tubing – may run inner rub rail –
minimum size 1 ½ inch round or square tubing on rear bumper. Must
have tow loops front and rear.
weights must be painted white.
Enclosed interiors ok. All glass must be removed, including head and
tail lights. No rear view mirrors allowed. Factory gauges may be
removed. All flammable interior- carpet, head liner, interior side
panel, rear seats, etc. must be removed. Wiring harness may be
removed and replaced. . May have 5" plastic sun screen on front
window. A minimum of 3 windsheild bars are suggested.
Must have racing seat and a 4 point harness . We suggest you have
window net or arm restraint & fire suit and fire resistant gloves &
shoes.Driver must have helmet, neck brace. Must have working fire
extinguisher mounted inside car.
Quick release steering wheel optional and ¾" or smaller round
steering shaft Suggested. May run quick steer.
Aftermarket gas and brake pedals allowed, if adjustable the
adjuster cannot b hooked up.
Must weigh 3200# lbs. after race with driver. Top 3 cars weigh after
heat races. Last chance transfer spots will weigh. Top 5 will weigh
after "A" feature .
& DRIVE TRAIN:
HAVE 180 DEGREE EXPLOSION PROOF STEEL BELL HOUSING.
Engine must be stock production block and heads. No angle plug gm
heads. Factory blocks only. GM to GM, Ford to Ford, Dodge to Dodge,
flat top or dished pistons, No Domes. Stock GM crankshaft 3.480 or
3.50 STROKE or You can run a scat oem type crank (46# minimum
weight) unaltered and STOCK GM RODS. Must have a 1 inch plug in the
oil pan for inspection, needs to be on the driver side behind the
motor mounts for tech inspection. No bowtie or aluminum blocks.
Casting numbers must be readable by tech official. No 400 blocks.
Maximum cubic inch displacement to include clearance and wear is 364
for GM and Ford and 370 for Mopar. All others must not exceed 360
CID. 5.7" in gm Stock I beam replacement scat or eagle rods other
makes ford ,dodge ect.... stock length for that oem style block. Any
rod bolts. no knife edging or cutting or lighting of crankshafts
period. Rod journal on gm crankshaft must be 2.100 may be turned 10
or 20 or 30 thousands maximum . Oem 602 crate motor Is legal but
subject to inspection and or protest! No titanium or aluminum rods
5.7 rods only $150.00 full protest less crank and trans and clutch ( $50.00 goes
to Drivers Awards fund) $50.00
for transmission and or clutch and flywheel.
$300.00 complete full protest and transmission and clutch and
flywheel and pull the crank and weigh it. The driver must hand money
to flagmen before the car gets off the racing surface of track
driver only can protest.
are subject to being protested at any time you race at CSS) ( $50.00
goes to Drivers Awards fund)
Spark plug must be lined up with or forward of left ball joint.
Any unaltered production cast iron or aluminum duel plane intake or
any unaltered non air gap aftermarket dual plane aluminum intakes
allowed: except tourque link intakes,
Brezinski intakes. No porting of the heads or gasket matching of
intake or heads. Intake may NOT be
reworked under carb area. Carb spacer no taller than 1 ½
inch allowed including gaskets. CARBURETOR CAN BE NO LARGER THAN A
500 CFM 2 BARREL AND MUST PASS INSPECTION FROM TOP SIDE
WITH GAUGE. BOTTOM OF CARB CAN BE NO LONGER THAN 1 11/16" IN
DIAMETER. (MUST BE STOCK VENTURA 1 3/8")MAY RUN ROCHESTER 2 BARREL
(SUBJECT TO BE PULLED OFF AND CHECKED).
Factory style distributors. (GM = HEI) No MSD distributors, No
remote coils on GM distributors. No onboard electronic devices
capable of storing information allowed with the exception of recall
Tachometers. No aftermarket electronic amplifying devices allowed.
aftermarket modules ok.
Battery may be relocated and must be securely mounted in a battery
rollers cams of any type & 480 total lift max, Hydraulic camshafts
& lifters only, Roller rockers ok. On gm 1.5 to 1 rockers only all
other makes ( ford/dodge ect...) must be oem ratio. NO flat tappet
cams or mushroom cams. No hydraulic roller cams. Zero valve lash is
required. Hydraulic lifters only . Poly locks ok.
16. Heads must be stock
OEM production only no angle plug on gm. No aftermarket heads except
unaltered summit racing part number SUM-152123 SR heads and 10024370
dart sr heads ok. Casting number must be readable by tech official.
2.02 – 1.60 valve. Valve spring diameter max 1.300 thousands single
spring only with damper. Screw in studs allowed, guide plates ok. No
angle milling of Blocks or heads, No Brezinski products, No porting,
No polishing, No acid dipping, or anything similar allowed to heads
or intake. 1.5 to 1 rockers only . No bowtie vortex at all . We will
check combustion chamber and intake and exhaust runners this will be
checked . Enginequest (EQ) GM 76cc heads are OK
any Headers ok.
automatics or standard transmissions. Aftermarket clutch pedal ok.
automatic transmission that matches the make of engine in that car
and Driver must be able to put car in gear from park/neutral and
move forward and reverse at time of inspection. And must have a
working torque converted) Clutch pressure plate must be 10" minimum
in size. no aluminum flywheels , Minimum weight for clutch ,
pressure plate , throw out bearing , flywheel and bolts must be a
minimum of 34# Must have drive shaft loop 6 inches back from
u-joint. Shaft & loop must be painted white.
Fuel cell mandatory, must be in trunk area. Cell should be securely
installed. gas only. No nitrous oxide or other performance
enhancing chemicals allowed. Bars may be added to protect gas tank
and radiator areas.
Roll cages are required. No screw joint fittings allowed. The
minimum requirement for all roll cages shall be an "A" shaped
affair, constructed of at least 1 ½ OD pipe with bars running from
the upper right corner to the lower left corner, and just the
opposite on the other side, forming a "X" as viewed from front to
rear. There must also be a cross bar on top of "A" and 4 bars down
the side and 4 bars around the top to complete a caged affair around
the driver. All roll cage pipes must be at least .095 in thickness.
Must have 4 door bars on driver side and 2 bars on the passenger
side. Drivers side must have door plate. The driver and passenger
doors inner liner only may be altered as necessary to install bars
in the door area. No further gutting allowed. Gussets required.
WHEELS & SUSPENSION:
asphalt pull off tires or g-60 Hoosier ( not 500) only. No recaps or
dirt late model tires. no street tires allowed. All tires must pass
tech inspection. Must dureometer at least 50. Gt40 heads ok. NO
Mopar W-2. Cars will be checked in tech.
Steel racing wheels only. Maximum width is 10" Right side bead-lock
only. NO plastic or aluminum wheels. 5/8" stud and 1" lug nuts
Unless otherwise specified ALL SUSPENSION MUST REMAIN STOCK AND IN
STOCK LOCATION, WITH NO ALTERATIONS. NO relocation
mounting points. NO use of chains or other items to limit suspension
travel. NO weight jacks or spring sliders allowed adjustable cups on
front ok and on rear ok but on rear must be non working ( welded up
) . NO gold tracs or any form of traction devices allowed.
Adjustable cups ok . All suspension has to be oem u have use oem
torque arm in oem like mounts ( rear mount can be built to work on a
9" but must be in oem location and look like oem mount best u can)
torque arm must b correct length mounted to trans or cross member
but must be in oem location on front which is below drive shaft no
hiems joints anywhere must mount solid on rear and front mount can b
where torque arm can twist left to right in place and slide front to
rear in place ( u can use this type mount on front if u like ( rear
mount must mimic oem best u can)
May run aftermarket springs. Rear springs must use stock upper
spring pads in stock location.
Numbers must be contrasting and readable
All control arms must mount up in stock positions & stock location
and stock length for that chassis and be non adjustable without
sliders and be non movable except for the way ford, Chevy or gm ect...
intended for them to move. oem bottom A frames for that frame may
be cut but in oem stock mounting on frame location. aftermarket non
adjustable top A frame that mimics a stock one with all mounting
points and ball joins in exact same location tube ok on top only.
Any stock American made car or ½ ton truck rear ends allowed. May
run 9" Ford rear end but all brackets and shocks must stay in their
original locations. Grand national rear ends ok for safety. Locked
rear ends required.
28. Must have working 3 or 4 wheel brakes. May switch too disk
brakes on rear. Must have a 1 inch plug in the oil pan for
inspection, needs to be on the driver side behind the motor mounts
for tech inspection Or you can run under or i30 Or plumerville
Factory Stock Rules or Arklatex factory stock rules ( as of March
1st. What was posted for their rules) with exceptions listed below!
you cannot mix or match rules chose one set run them rules only all
rules must run our (CSS 2 bbl carb rule) . But no one under any set
of rules you are running under you CANNOT HAVE (ANY break adjusters at all of any kind not even a cable
in the car ( gauges ok) also all rear control arm mounts on coil
spring cars must be in oem stock location and that measurement is
2&1/4” to 2&1/2” from axle tube to center of mounting bolt hole ).
29. $100.00 claimer on each shock can only claim cars shocks that
finish in front of you although if claimed you are welcome to
counter claim the car shocks that's claiming yours !