Freshness
Date: 11.28.07 -
All changes are shown in RED
1.
Eligible Models
A.
This division is limited to 1998 to present American manufactured
stock car bodies.
B. Cars must have type of body style displayed on car with three
inch (3”) minimum letters. Example: Monte Carlo, Intrepid,
Taurus, Grand Prix
2. Bodies
A. Nosepiece
and roof MUST match body style of car.
B. All cars MUST have a minimum of one and one half inch (1 ½” )
roll at top of fenders, doors and quarter panels. A sharp edge
will NOT be permitted. Body roll MUST go from sides over upper
body, NOT upper body over sides.
C. Floor boards and firewall MUST cover the driver’s area
and be constructed to provide maximum safety.
D. Driver’s seat MUST remain in the same general area as
the general design of the car.
E. Windshield screen or bars are MANDATORY.
F. Neatly painted numbers at LEAST eighteen inches (18”)
high are REQUIRED on each side of the car and roof.
G. Neatly painted number at LEAST six inches (6”) high
is REQUIRED on the fuel cell in a highly visible position.
H. NO fins or raised lips of any kind permitted ANYWHERE along
the entire length of the car.
I. Body line MUST be a smooth even line from front to rear.
J. No “slope nose” or “wedge” cars permitted,
period.
K. ALL cars MUST use corresponding engine. EXAMPLE: Ford-Ford,
Chrysler-Chrysler, Chevy-Chevy
L. NO “belly pans” or any type of enclosure on bottom
of car is permitted. Skid plate to protect oil pan is permitted.
M. Stock nosepieces plus roof and roof supports MUST match. Example:
Monte Carlo-Monte Carlo, Taurus-Taurus, Grand Prix-Grand Prix,
etc. Fifty pound (50 #) weight penalty will be accessed for non-compliance.
N. ALL non-approved bodies, will be assessed a fifty pound (50#)
minumum weight penalty.
3. Stock
Nosepieces
A. Nosepieces
must match Five Star and Performance Bodies templates. Fifty pound
(50#) weight penalty will be accessed for non-compliance.
B. MUST be made of molded type material.
C. Two (2) piece nose MUST be fastened together in center. NO
spacers to gain width permitted.
D. MUST be mounted so as not to alter original shape.
E. NO material can be removed from nosepiece. NO cutting from
bottom, top or sides.
F. NO adding to bottom at frontal area to achieve lower ground
clearance.
G. Stock nosepiece can extend a MAXIMUM of 52 ” from center
of front hub to farthest point extending forward.
H. Front fender flairs MUST be made of plastic and CANNOT alter
original shape of nosepiece. Front fender flairs CANNOT extend
beyond front tire track width with wheels pointed straight. Front
fender flairs MUST have collapsible support (NO STEEL SUPPORTS).
4. Roof
and Roof Supports
A. MUST be
stock appearing and mounted level.
B. MUST be stock dimensions.
C. Forty-five inch (45”) MINIMUM height from ground.
D. MUST be mounted parallel to body and near center of car.
E. A MAXIMUM one inch (1”) roll, turned downward is permitted
along the front edge of the roof. A MAXIMUM one inch (1”)
roll, turned downward is permitted along the rear edge of the
roof. (Roll is permitted to help strengthen roof).
F. NO flat or odd shaped roofs permitted.
G.All roof/window side panels must extend
to the edge of the body, must be stock oem
size and must be of same make and model as
nosepiece. Roof side panel window size MUST match
dimensions in drawings. Window area MAY be
covered with clear lexan , transparent material or window decals. Both side
panels must match. Ex. Both have lexan, both have decals, etc.
H. Any sunshields, four inch (4”) MAXIMUM, MUST be able
to hinge for easy exiting of car.
I. Front roof supports permitted to be no MORE or no LESS than
two inches (2”) wide by twenty-four inches (24”)
long.
5. Front
Fenders and Hood:
A. MUST be
level and flat from left to right side of car.
B. Fenders NOT permitted to gain height from rear to front of
car.
C. NO part of fender or hood can be outside of the body line.
D. Thirty-four inch (34”) MAXIMUM front fender height.
Height is measured vertically from ground to top of fender at
center of front wheels.
6. Doors
A. At NO point
can door sides break in towards center of car.
7. Quarter
Panels
A. NO offset
quarter panels permitted. MUST be equally tapered towards the
center of the car. A fifty pound (50#) weight penalty WILL be
assessed for violation.
B. Tire clearance from body MUST be a MINIMUM of two inches (2”).
NO WHEEL SKIRTS permitted.
C. At NO point can quarter panel sides break in towards center
of the car.
8. Interior
A. Steel or
aluminum firewall with no holes.
B. Interior
may be boxed.
C. Battery
must be safely mounted outside of driver’s compartment.
D. No
fluid reservoirs, tanks or radiators in the driver’s compartment.
E. No
radios.
F. Interior
should allow for easy access to driver from either side of the
car and be clear of material or construction methods that could
cause injury to driver.
G. No
raised edges inside of car.
H. No
inboard ( in driver’s compartment ) fuel pumps.
9. Spoilers
A. Rear spoilers
cannot exceed eight inches (8”) in height and seventy-two
inches (72”) in width.
B. Rear spoilers must be manufactured of material of adequate strength such as
Lexan.
C. Spoilers
may have three eighteen-inch (18”) long solid supports no
higher than six inches (6”) off rear deck. Spoiler supports
may not extend beyond the rear edge of spoiler.
D. Spoiler
not permitted to be suspended above rear deck to create a “wing
effect”.
E. Spoiler
must begin where quarter panel ends. No extended decks permitted.
10.
Frames
A. Rectangular
or square tube frames must be constructed of two inch (2”)
by two inch (2”) minimum rectangular or square tubing with
a minimum of eight inch (8”) circumference and a minimum
of eighty-three thousands inch (.083”) wall thickness.
B. Tube
frames must be constructed of a minimum of one and three-quarter
inch (1¾”) round tubing and must have a wall thickness
of eighty-three thousands inch (.083”) minimum. All tube
frame cars must use 4130 Chrome Moly Steel in frame construction.
C. If
rear bumper is stubbed, it may only extend a maximum of eight
inches (8”) beyond the frame. ANY stubbed rear bumper that
extends eight inches (8”) or more beyond the frame must
be rounded and directed towards the front of the car eight inches
(8”).
11.
Roll Cage
A. Must be
of four (4) post design, 360 degree welded with gussets and be
welded to frame.
B. A
minimum of three (3) bars must be used in driver’s door.
Each bar must be a minimum of one and one-half inch (1 ½”)
in diameter with a minimum thickness of ninety-five thousands
inch (.095”).
C. Roll
cage must be welded to frame.
D. Roll
cage must be above the driver’s helmet.
E. Bars
around driver must be padded and include a headrest.
12.
Safety
A. Five (5)
part nylon quick release safety belts required in good condition
and working order. Belts must be attached to frame of car.
B. Approved fire resistant driver's uniform, gloves and shoes
are required. Fire resistant hoods, socks and underwear are recommended.
C. Full
faced racing helmet with lexan shield. Snell 90 or newer.
D. Nylon
mesh window net is recommended but not required.
E. On board fire extinguisher is highly recommended.
F. Quick
release steering wheel.
G. No
electric fuel pumps or pressurized fuel systems.
H. A
driveline “sling” is required.
I. Drive
shaft and weight ballast must be painted white or yellow and have
car number painted on them.
J. Added weight or ballast must have a minimum of two 1/2" diameter bolts
fastening each piece securely to a frame member.
K. Eighteen
(18) gauge steel or one-eighth inch (1/8”) aluminum “cockpit
tub” to protect front, sides and rear of driver is highly
recommended.
L. No
batteries permitted in driver’s compartment.
13.
Fuel Systems
A. An approved
fuel cell, thirty-two (32) gallon maximum, must be securely
mounted in the trunk area of the car inside a twenty (20) gauge
metal box supported by two (2) one-eighth inch (1/8”) by two inch
(2”) steel straps.
B. All
fuel cells must be completely visible from rear of car. Fuel cell
is not permitted to be mounted lower than bottom of quick change
rear-end.
C. No
pressurized fuel systems permitted.
D. Alcohol or racing gasoline only is permitted. Nitrous gases
or other nitrate additives are not permitted including top lube
to alcohol.
14.
Wheels
A. Aluminum
or steel wheels only.
B. Fourteen-inch
(14”) width maximum.
C. No
plastic or fiberglass wheels permitted.
D. Bead
locks allowed.
E. Wheels
must be mounted with lug nuts. No “knock-off” mounting
devices permitted.
15.
Tires
A. American
Racer 44, Hoosier 15/1300 or harder compound allowed. Nothing
softer. All tires must meet a minimum durometer reading of
32 at any time. The track durometer is the official measuring
device.
B. Maximum
circumference permitted is ninety-three inches (93”). No
Tolerance.
C. Maximum
cross section width is sixteen and three-quarters inch (16 ¾”).
No Tolerance.
D. Maximum
cross section width is sixteen and three-quarters inch (16 ¾”).
No Tolerance.
E. Maximum
circumference grooving permitted is eleven inches (11”).
No Tolerance.
F. Hoops
for inspection must pass over tire freely.
G. No
buffing or taping over tire’s size or lettering.
16.
Brakes
A. Must be
in good working condition with all four (4) working properly.
B. Only
steel brake rotors permitted.
C. No
plastic brake lines. Steel braided brake lines permitted.
17.
Transmission, Clutch & Rear End
A. Aluminum
or steel transmission permitted. (Bert or Brinn allowed).
B. Must
have forward and reverse gears with working clutch and starter.
Multi-disc clutch permitted and can be run with an aluminum bell housing. Stock
configuration clutch must have a full scatter shield of at least one-quarter
inch (1/4”) thick steel or approved
bell housing. Failure to do so will result in automatic suspension
and loss of points.
C. No
direct drive or in-out boxes permitted.
D. Automatic
transmission permitted.
E. No “live-axle” rear ends permitted.
F. Floater “wide-five” hub assembly only is permitted.
G. Aluminum
axle tubes allowed.
H. Quick-change
rear ends are permitted.
18.
Suspension
A. Front suspension
must be stock configuration.
B. No
center steering.
C. Late
model suspension components may be used.
D. No
torsion bar suspensions.
19.
Remote Controlled Suspension Devices
A. No remote
shock controls or suspension adjusters permitted. No weight jacks
of any kind permitted. This includes fifth (5th) coils, etc. Any
driver using or found to be using any of the above mentioned devices,
WILL lose the complete device permanently, WILL BE DISQUALIFIED
FROM COMPETITION and will lose all CHAMPIONSHIP POINTS earned
to that point in the season.
20.
Engines
A. Engines
limited to 360 cubic inches. Balanced assemblies optional.
B. Block must be a standard factory production block and naturally
aspirated that was less than 360 cubic inches originally. No
aluminum blocks. Chevy bow-tie, Mopar R and Ford SVO blocks
are permitted. World
Products Motown part # 084011 or part # 084111 blocks for Chevy
or World Products Man O War part # 087150, 087152,087170 or 087172
for Ford will be acceptable. No other blocks will be permitted.
C. Engine setback: Forward most spark plug behind the upper ball
joint not to exceed six inches (6”) measured from center
line of spark plug to center line of the upper ball joint.|
D. Crankshaft stroke must remain stock for engine make and model being used. Three point five (3.5) inch stroke crankshafts are acceptable as long as the displacement does not exceed 360 cu. in. Crankshafts may be turned undersize a maximum of .040”. Aftermarket steel crankshafts will be allowed for durability purposes but can weigh no less than 46 pounds
E. Wet or dry sump oil systems allowed.
F. Any stock length steel (no titanium or aluminum) connecting rod may be used. Aftermarket steel connecting rods are acceptable. Ford, Chevy and Mopar may use a 6 inch connecting rod.
G. Flat Top Pistons Only. Zero deck. Pistons may not be above
the block.
H. Any factory production steel head. World Products Sportsman II, Chevy Bowtie, World Products Roush 200 and Mopar W2 steel head allowed. World Products GM casting number is I-037. World Products Ford casting number is I-051. Dart Iron Eagle heads are not allowed. GM Vortec heads part # 25534371 and 25534351 will not be permitted. Ford “N” heads will be permitted but will require twenty (20) lbs. of lead ballast to be added in front of the rear engine mounting plate. Twenty (20) lbs. does not include the weight of the mounts. No angle milling of head allowed. Must have a 60cc minimum combustion chamber volume. No aluminum heads. No relocating rocker arm studs. Port matching on the head intake runner is acceptable up to a maximum depth of ¾ inch in from the intake manifold interface. Port matching on the head exhaust runner is acceptable up to a maximum depth of 3/4 inch in from the header interface. The valve seat area can be cleaned-up and blended no deeper than ¾ inch in from the seat. No additional hand or machine work of ports is permitted. CC measurements of head runners to remain stock with the exception of port matching.
I. Steel or stainless steel valves only. Any spring, any retainer
permitted. Roller rockers permitted.
J. Flat tappet cams only with a maximum lobe lift of .400 inches. No mushroom or roller lifters. No ceramic or high dollar billet lifters. Lifter bores must remain stock. No needle bearing cam, crankshaft or rod bearings permitted. No cam belt drives or externally adjustable cam timing devices.
K. No electric fuel pump, pressurized fuel system or inboard
(in driver’s compartment) fuel pumps. External gear drive
fuel pumps permitted.
L. No
180-degree headers. Mufflers are mandatory and must be attached
at completion of event. If using an internal or cone style
muffler, it must be positioned so the tech official can see it
clearly.
M. Must
have working starter.
21.
Ignition
A. Any battery
powered ignition. MSD, ACCEL, MALLORY or equal permitted.
B. No
magneto’s
22.
Carburetor
A. A maximum
of four barrels of carburetion. Single carburetor only. No super
chargers, fuel injection or turbo chargers.
B. Any
approved intake manifold other than a smoke ram or tunnel ram.
Intake height to be a maximum of eight inches (8”) measured
from the top of the carburetor bowl using a straight edge from
the bowl to the #3 or #4 runner of the intake manifold.
23.
Weight
A. Minimum
weight of car and driver of 2400 lbs. after any event.
B. All added weight must be painted white with the car number displayed and securely
attached to the frame with a minimum of two 1/2" bolts. Any bolt on weight
must be in front of the rear bumper.
C. Track
scales will be considered official.
Late Model and Limited Late Model Safety Check List
Download this printable checklist here
___ Good floor boards and firewalls with no holes
___ Windshield screen or bars
___ No fluid reservoirs, radiators, batteries, etc. in drivers compartment
___ Battery safely mounted
___ Easy access to the driver from either side
___ No raised edges inside of car
___ Square frames must be 2" x 2" minimum, round tube frames must be min. 1 ¾". Minumum wall thickness is .083"
___ 4 post roll cage with gussets and welded to frame
___ Min. 3 - 1 ½" diameter bars in the drivers door
___ Roll bar padding around driver
___ 5 part quick release safety belts no older than 3 years
___ Seat belts properly mounted to the frame of the car
___ Good racing drivers seat mounted firmly to frame
___ If stock transmission and clutch, must have blow proof bellhousing
___ Drive shaft hoop must be installed near the front u-joint
___ Driveshaft & weights painted white or silver with car # on them
___ All weights securely fastened with a minimum of 2 , ½" diameter or larger bolts
___ Front tow hook installed
___ Fuel cell completely visible from rear of car, mounted no lower than rearend
___ Fuel cell mounted securely in trunk area inside 20 guage metal box supported by 2 1/8 x 2 steel straps
___ No plastic brake lines
___ Mufflers installed
___ Full face racing helmet, Snell 90 or newer
___ Approved fire resistant uniform and gloves with SFI rating and no holes no older than 5 years Rule
Disclaimer
The above rules are intended to be a guideline in constructing a
car. The decision of the track officials is final. Officials reserve
the right to interpret or change these rules whenever they feel
it is appropriate in regards to promoting safety or competition.
These rules are in no way a guarantee against injury or death to
a participant, spectator or official. No express implied warranty
of safety shall result from publication of or compliance with these
rules and regulations.
If you should
have any questions, please contact the Bedford Speedway Office at:
814-623-
0500.
Note: All dimensions
are in the drawings that follow. Any nosepiece, materials or mechanical
devices that are not specifically mentioned in these rules are illegal
unless or until they have been sanctioned and agreed to by Bedford
Speedway officials. Teams that have any question with regard to
any technical rule or any particular new product should call The
Bedford Speedway Office at 814-623-0500.
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