2004 TECHNICAL BULLETIN
UCAR DIVISION
OLD DOMINION SPEEDWAY
2004 TECHNICAL UPDATE to RULES AND REGULATIONS
UCAR2004Tech1 effective
7/31/04
This technical bulletin
documents changes to all previous rules posted or released by
Old Dominion Speedway that govern the new UCAR racing
division. These rule changes are included in the current rules
as Rev C(7/31/04).
1. Competing Car Models
Any American made(Ford,
GM, Chrysler) front wheel drive(FWD) ONLY, four
cylinder engine, 1980 or newer, car, with a maximum wheelbase
of 105”, is approved for competition by ODS. No convertibles,
four wheel drive, sports cars, trucks, vans or station wagons
allowed. No turbocharged, supercharged, four valve per
cylinder, quad 4, rotary or cosworth engined cars allowed.
3.1 Windshield: Full front
windshield in stock location is required. Windshield may be
factory glass in unbroken condition, with four(4) 1/8” thick
retaining tabs bolted to the roof and to the cowl dash area.
Windshield may be Lexan, 3/16” thick. Plexiglass is NOT
allowed. Three steel support braces, one (1) inch wide by 1/8
inch thick may be installed on the inside of the windshield.
Braces must bolted at one end to the roof and the other end to
the dash/firewall area. Braces should not obstruct driver’s
vision.
3.4 Headlights,
taillights, side marker lights, backup lights, third brake
light and exterior side or chrome trim must be removed. Side
exterior mirrors must be removed. The resultant openings
may be covered with sheet metal. Covers may not have
openings for any purpose.
3.6 Interior trim, carpet, headliner, side
panels must be removed. All stock OEM seats front and rear
must be removed. The rear factory
firewall may not be removed or altered.
3.6 A A racing seat
must be installed for the driver.
3.8
Fire Walls: Must have full firewalls, front and
rear of drivers compartment. Front and rear firewalls must not
be altered or moved, and must be in the stock location for the
make, model and year car. Firewalls must be sealed with no
holes between engine compartment and driver’s compartment.
3.9
Driver’s doors must be welded shut. Passenger
side door must be welded or bolted shut. Drivers door may have
inner metal panel removed only to provide clearance for NASCAR
style door bars which extend into the door area.
3.15 Identification and
Markings: See ODS rules for ALL Divisions section 2. Car
number must be displayed in five inch high, white characters,
in the upper right corner of the windshield. Car number
must be displayed on the center of both doors in 18” high
numbers. Car number must be displayed on the roof in 24” high
numbers. Any car that arrives for an event with an
unapproved number may be required to change the number before
being allowed to participate in the event.
4.3
Nitrous oxide or other combustion enhancing
products or systems are not allowed.
5.7
Exhaust system must include a muffler and must
exit behind the driver. Free flow mufflers are allowed.
Catalytic converter may be removed. Aftermarket headers are
not allowed. Cars determined to exceed track noise limits will
be required to modify the exhaust to reduce noise to
acceptable levels.
6.2 Deleted
7.2 Locked transaxle
is not allowed. Posi-Traction Transaxle is not allowed.
8.2 Tires must be DOT
passenger car tires with a minimum aspect ratio of 60. Low
profile or high performance tires will not be allowed. Tires
may not be treated with any chemical substance. All four tires
must be the same size. Tires may not
be softer than “58” durometer.
13.1 A racing fuel cell
is highly recommended. If the stock gas tank is factory
installed ahead of the rear axle, it may be used and must run
less than ½ full.
13.2 If the stock gas
tank is factory installed behind the rear axle, it must be
removed and replaced with a fuel cell or plastic boat tank,
maximum capacity 8 gallons. Fuel cell/boat tank must be
securely mounted on inside, top of the trunk floor, centered
and as far forward as possible, with four(4) steel straps.
Trunk floor may not be cut or removed. Fuel cell must be
covered by 20 gauge sheet metal. Sheet metal panel may be
hinged to provide access to fuel cell/boat tank.
14.2 Driver Restraint
Harness. Five point driver’s harness required. See ODS
rules for ALL Divisions section 6.
14.6
Rollbars: A four point roll cage is required as
a minimum. The 2004 NASCAR rulebook should be used as a guide
in construction of the roll cage. Roll cage must be fabricated
using round 1 and ¾ diameter x .090 inch minimum wall
thickness seamless steel tubing. Roll cage may have three left
side door bars , that must be curved and extend into the door.
As a minimum X-bracing must be installed between the main roll
bar leg and the front cage leg An additional, fourth door bar
may be installed below the required three and may be straight
or curved. The right side door area will have as minimum
X-bracing installed between the main roll bar leg and the
front cage leg. Additional bars to brace and reinforce the
cage are permitted. These additional bars are not allowed to
pass forward of the front firewall and are not allowed to pass
rearward of the rear firewall. The four legs of the cage must
each be welded to a 3” x 3” x 3/16“ thick steel plate. This
plate must be bolted through the floor pan to another 3” x 3”
x 3/16” thick steel plate with a minimum of four bolts. Bolts
used must be a minimum of ½” diameter grade 5 hardware. Plates
may be welded to car as well. Flat steel plates may be
replaced by 3” x 3” x 3” x 3/16” thick angle steel. Angle
plates if used may be bolted and /or welded to the rocker
panels of the car.
14.7 Deleted.
14.8 All roll bars
within the driver’s reach must be covered with roll bar
padding. Hi-density, flame resistant, SFI 45.1 approved impact
padding is highly recommended.
15.1 Management claim rule
is in effect at all times. Claim amount is $550 for
complete car, less driver’s seat, restraint harness, fire
extinguisher, fuel cell (if installed).
If owner and/or driver refuse to sell car, they will be
suspended for the remainder of the season/year and will loose
ALL track points and prize fund monies.
Any questions concerning
these rules should be directed to a member of the ODS
technical crew.
Hayne Domminick -ODS
General Manager
hdominick@olddominionspeedway.com
Gilbert Grable -ODS
Technical Director
ggrable@olddominionspeedway.com
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