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Coors
Light MODIFIED RULES

COMMUNICATIONS:
All
competitors must have a RACEceiver 1600 in car radio to compete at the Raceway
for the 2008 season. They can be purchased through the Raceway by clicking
here or rented for $10 per night with your own economy ear buds
Cars:
factory
production complete full 1960 or newer passenger car.
Body:
American compact passenger only. mustang ii, tempo, cavalier, daytona, gremlin,
amc, etc. must use steel or fiberglass full size roof and should be stock
appearing. stock appearing front windshield and rear support unit (painted roll
bars will not be acceptable substitute). fire wall and floor boards are
mandatory. all body parts should be recognized as factory production vehicle.
fiberglass or, metal replacement bodies are allowed. homemade body parts can be
made from steel, aluminum, fiberglass, but must be recognized as factory. no
slab bodies. all cars in competition must be completely painted. unpainted
aluminum bodies will not be accepted. numbers should be large and legible on
both doors in contrasting colors. 4" wide and 20" tall, roof numbers
30" tall and 4" number in the top right corner of windshield opening.
max. of 1" drop from the front to the rear of the roof line. 6"
maximum spoiler. engine compartment will remain open, no side panels. hood sides
may have a max of 4" drop and must be enclosed at rear end of hood. bodies
should extend no further forward than back of the block (pass. side must be no
further forward than rear block). rear of bodies to be solid panels at least
8" high and be tied down, with car number. no mirrors or reflecting device
of any kind. driver and pass. window must have at least 12" vertical
opening.
Weight: 2400 lb.
weight rule is effect for the modifieds after the feature with steel heads.
Aluminum heads must have fifty pounds in front of mid-plate. Any car using less
than 23-degree heads must weigh 2500 pounds. If using aluminum heads must weigh
2500 pounds and add fifty pound in front of mid-plate.
Frame:
no part of race car can be lower than four inches form the ground (exception is
front cross member and oil pan). frames may BE CUT in rear only AT POINT not
further than 36 inches from center of rear end housing. no front clips or tube
type allowed. max two in. wide by four in tall frame stiffener maybe be welded
directly to outside of frame rail. frames may not be widened or narrowed and
must be able to support roll cage on both sides. must be full and complete both
sides. front cross member must remain full and intact where joined at the frame
rails, center of crossmember may be notched for radiator and or steering
clearance only. no jeep, bronco etc. or four wheel drive frames allowed. no
sports car frames allowed. no front wheel drive allowed. min wheelbase, 108 in,
both sides. max overall width front and REAR shall not exceed 78 in from outside
of tire to outside tire. brakes: brakes must be operated on all four wheels and
must lock up all four wheels during inspection. no brake shut off devices
allowed. proportioning valves allowed, front to rear only. rotors cannot be
lightened, rotors maybe be re drilled for different bolt pattern or larger
studs. must be steel, approved OEM calipers, and they cannot be lightened. No
titanium products, parts or components allowed anywhere on the race car. no gun
drilled, tubular or hollow bolts or studs anywhere on the car.
Engine: ALUMINUM HEADS
are approved but no aluminum blocks allowed. any American make engine maybe be used as long as
rear of ENGINE BELL HOUSING FLANGE IS mounted at least 72 in forwards from the
center line of rear axle. engine offset must be kept within two in. of
centerline of front cross member. engine height min will be 11in from ground to
front center of crankshaft. all engines used in COMPETITION MUST be able to be
used in conventional passenger car without alteration. motor mounts cannot be
removed or altered. castings and fittings must not be changed. no machine work
on outside engine or on front or rear of crankshaft. no magnetos. no total
"dry sump" systems allowed. "wet" system must be operative
and will go with engines if claimed. oil coolers must not protrude above
interiors. cooling system may be modified. any overflow tubes must be dir. to
the ground, bet. frame rails. radiators to be mounted in front of engine only.
Clutch:
mini clutch allowed. aluminum flywheels allowed.
Carb:
one
four barrel carb allowed
Ignition:
no MAGNETOS, NO traction CONTROL, NO adjustable ignition control. FUEL &fuel
systems: racing fuel cells required and must be mount by at least two solid
steel straps two in wide around cell. fuel cells must be enclosed in steel
container and must be mounted securely behind rear axle and between the rear
tires, no lower than six in off the ground protected BY ROLL cage tubing.
protective tubing must cover the rear and extend past both sides of full cell.
fuel cell must be a min of four in and ahead of rear bumper and no part of fuel
cell shall be lower than protective tubing. fuel cells must have check valves
and bladders are highly recommended. fuel cells are limited to 32-GALLON max
capacity. pick up must not be underneath fuel cell. a limit of one standard fuel
filter allowed between the fuel cell and carb. fuel may be either gasoline or
alcohol. no nitrous oxide. no performance enhancing fuel additives of any kind.
penalty will be same as engine claim refusal loss of all track points a 30-DAY
suspension and a $1k fine. one two or one four barrel carb allowed. must be
naturally aspirated. no fuel INJECTION NO electronic fuel pumps
Suspension
and steering: front suspension must be unaltered approved
OEM and be
in stock location and must be replaceable by stock parts. weight jacks must be
in original center line of spring. stock passenger car spindles only. no
fabricated spindles. spindles can be ground for brake calipers clearance only.
bottom a frames cannot be altered or moved (exception can weld shock mount on a
frame). no offset lower control arm bushings. tube type upper a frames allowed
and can be moved. front sway bar must be approved OEM. no aluminum of fiberglass
suspension or rear end parts allowed. steering box must be steel approved OEM and must remain within original bolt pattern for type of frame used. no rack
& pinion. steel steering shafts and knuckles only. in cock pit steering may
be modified to suit drivers taste, but must be kept on left side of cockpit. no
center steering allowed. no coil over shocks allowed either front or rear. no
homemade coil overs used anywhere on race car. rear of frame may be altered to
accept for leaf or coil springs. any coil spring must be at least 4.5 in outside
diameter. steel springs only. no torsion bars allowed in rear. no devices
allowed that would enable driver adjustment to ALTER WHEELBASE or for weight
jacking while car is in competition. no air chocks or air bags allowed. one
shock per wheel only. additional shocks in other locations permissible. no
covers on suspension parts expect clear cover on slider and shield to protect
the shocks. the shield can cover no more than the front half of shock. no
schrader valves allowed. outer tire rod and adjuster sleeve may be replaced by a
min. .35 in steel tube and rod end.
Roll bars and
cage: must consist of continuous hoops not less than 1.666in outside
diameter and must have a wall thickness of at LEAST. 095IN. low carbon mild
steel tubing is recommended. must be frame mounted in at least six places. no
brazing or soldering allowed. must consist of a configuration of front and rear
hoops connected by tubing on the sides or side hoops. DRIVERS’ head must not
protrude outside cage with helmet on and strapped in drivers seat. must have min
of one cross bar in top halo of roll cage. roll cage must be securely supported
and braced. protection of feet is RECOMMENDED. bar across back of engine with
vertical bars and rub rails or similar protection. no brace bars forward of cage
may be higher than stock hood height. main cage no further foreword than engine
plate. a min of 3 driver side door bars at least 1.5 in and must be as parallel
with the ground as possible and located perpendicular to the driver so as to
provide max protection for driver but without causing undue difficulty in
getting into or out of VEHICLE DOOR plate mandatory on drivers side of car and
must cover the area from the top bar to the bottom bar. from the rear down post
to five in. in front of driver. the side bars must be welded to the front and
rear of the roll cage members. must have at least one cross door bar, min 1.25in
O.D. on passenger side of car either horizontal or angled.
Bumpers:
center of top bumper bar front and rear must be 18in plus or minus two inch from
ground. steel bumpers must be used both front and rear. two bar front bumpers
must be mounted frame end to frame end no wider than the width of material
outside frame horns with the bottom loop parallel to the ground. top bar must be
directly above bottom bar so bumper IS PERPENDICULAR to ground. must be made of
min. 1.25 in tubing and must be able to support car if lifted by wrecker. rear
bumper steel nerf bars and bodies must not extend beyond width of rear tires and
must not contain any sharp edges. rear bumper no more than two in wider than
body on each side. rear bumper must resemble one of three configurations 1.
straight bumpers can be no wider than five in outside each frame rail 2. if the
bumper is wider than that it must be bent foreword on the ends at a 90-DEGREE
angle 3. a bumper constructed in a loop design.
Radiator:
radiator
and trans. coolers must mounted under the hood.
Seat and
belts: metal racing seats only no giber glass seats. 5 point racing
harness that are safety approved and less that 2 years old. seats/belts must be
bolted to frame.
Tires and
wheels: Mccreary American racer, HOOSIER tires, g60 (kk704) with
IMCA stamped on sidewall, no softening or conditioning. siping / GROOVING OF tires is
allowed. no recaps allowed. all wheels must have an IMCA approved decal. no wide
five wheel adaptors allowed. aluminum or steel spacers allowed. may use bead
lock on right rear only and wheel must be an IMCA approved wheel prior to use as
a bead lock wheel. external steel bead lock only and it cannot make the wheel
any narrower than 8 in and no wider than 8.75 in. must use only steel bolts one
foam type or plastic mud cap allowed on right rear only. may weld three tabs no
more than two in long on wheel fro mounting of mud cap. bleeder valves are
allowed.
Rear
ends:
any approved OEM passenger car type or truck rear end may be used. no aluminum
allowed except lowering blocks axle cap and drive flange a one inch. inspection
hole in center section is recommended. full steel spool steel mini spool or
welded rear ends only. quick change rear ends are optional. no cambered rear ends
one piece drive flange only. no electronic or mechanical traction control
devices allowed.
Transmissions:
must have at least one gear forward and one reverse plus a neutral pos. with
motor running and car in still pos. driver must be able to engage car in gear
and move forward then backward. only OEM production type trans will be allowed
three speed four speed and automatic. no five speed transmissions in and out
boxes or quick change devices allowed. functioning shifter must be in stock
location on trans manufactured after 1995. al manual gear type trans must have a
standard OEM case and must have a working disc type or approved cone type clutch
inside an explosion proof steel bell housing. automatic trans must remain in OEM
stock appearing automatic case. original bell housing must remain. must have an
approved scatter shield or blanket. scatter shield may be constructed of quarter
in by three in steel 270 degrees around flex plate or flywheel. aftermarket
trans allowed. Bert or Brinns trans ok. weight: loose objects and or weights
must not be used in drivers compartment or outside of the body or hood area. any
weights added to other areas of vehicles must be securely mounted and must be
painted white and have the car number on it and attached with at least two half
in bolts. NO TITANIUM products parts or components allowed anywhere on the car.
no gun drilled tubular or hollow bots or studs anywhere on the car. mufflers:
all cars MUST HAVE mufflers. all cars must meet 100 dba @ 100 feet according to
track meter no tolerance you will not be allowed or race at any time without
meeting this rule.
Starters:
must
be in working order.
Safety:
full drivers race suit required at any time You Are ON the track (one or two
piece). snell 90 APPROVED HELMETS only no motorcycle helmets. 5pt racing
harness, max of TWO YEARS old. fire extinguishers or fire systems must be
installed in all cars. neck rolls/RESTRAINT, WINDOW NET AND/OR ARM RESTRAINTS
REQUIRED. fire resistant gloves and fire safety shoes are highly recommended.
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