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OLD DOMINION SPEEDWAY The Old Dominion Speedway UCAR division is designed to promote a greater interest in Stock Car Racing at the least cost possible. Participation in this class allows drivers and teams to learn track procedures, racing manners, and have FUN. All cars must be stock in every way except as modifications allowed by these rules in the interest of safety. The word “STOCK” means as it came from the factory for the particular make, model and year for a car. In some respects, this philosophy is a throwback to NASCAR stock car racing as it started in 1949. Any reference to NASCAR LMSC rule or section within these rules refers to the 2008 NASCAR Rule Book. These rules are subject to amendment at any time when notice has been given. Notice shall be deemed effective within two (2) weeks of the rule amendment and posting of the rule change by Old Dominion Speedway (ODS). No modifications will be allowed
that are not listed in these rules. If in doubt, don’t do it. 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. 2. General Body requirements 2.1 Car body must be stock as from the manufacturer for the make, model and year of car. Factory structure must be unaltered. 2.2 No aftermarket spoilers, wings, air dams or body panels are allowed. 3. Detailed Car Body Requirements 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. 3.2 Rear window must be removed. All other OEM glass (except windshield) must be removed. 3.3 Window Net: Window Net in compliance with NASCAR LMSC rule 20F-3.2.3A must be installed. Window net must be tight when installed and latched. Seat belt latch is not allowed to be used to secure the window net. 3.4 Headlights, taillights, side marker lights, backup lights, third brake light and exterior side or chrome trim must be removed. 3.5 Rear view mirror inside car is required. OEM mirror is permitted. Wink 3-panel mirror is permitted. Exterior side mirrors are allowed. If 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. 3.6A A racing seat must be installed for the driver. 3.7 Dashboard must be complete and stock. No fabricated dashboards allowed. 3.8 Fire Walls: Must have full firewalls, front and rear of driver’s 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. Driver’s door may have inner metal panel removed only to provide clearance for NASCAR style door bars which extend into the door area. 3.10 Fenders, Quarter panels and rocker panels must be stock. No cutting of fenders is allowed. 3.11 Hood must retain stock hinges and must be secured with two hood pins in the front. All under hood insulation must be removed. No metal may be removed from the hood and no holes may be cut into hood. 3.12 Roof must be stock and in stock location. 3.13 Rear deck lid must retain stock hinges and must be secured with two hood pins. No metal may be removed from the deck lid and no holes may be cut into deck lid. 3.14 Bumpers must be OEM for that car. No reinforcement is allowed 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. General Engine Requirements 4.1 Engine must be stock for the make and model car. Engine number must be correct for make and model car and will be checked. 4.2 No turbocharged, supercharged, four valve per cylinder, quad 4, rotary or Cosworth engines are allowed. 4.3 Nitrous oxide or other combustion enhancing products or systems are not allowed. 5. Detailed Engine Requirements 5.1 Engine must remain stock as from the factory, including all sensors. 5.2 Carburetor or fuel injection system must be stock for the make and model of car. 5.3 Air filter housing must not be modified in any way and must be functional. This includes the ducting that leads to the filter housing. The filter element must be an OEM style element. No High performance air filter elements. The air filter may not be sprayed with any chemicals or liquids. 5.4 The A/C compressor, lines and condenser coil may be removed. 5.5 Electric cooling fans may be wired to run continuously. 5.6 Antifreeze is not allowed in the cooling system. See ODS rules for ALL Divisions section 4. 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. Electrical 6.1 7. Drivetrain 7.1 Automatic or Manual transmission allowed. Transmission/Transaxle must be stock for make and model car. No high-performance parts allowed. 7.2 Locked transaxle is not allowed. Posi-Traction Transaxle is not allowed. 7.3 No car will be allowed to compete if the transmission is leaking fluid. 8. Wheels and Tires 8.1 Wheels must be steel factory stock for the make and model car. All four wheels must be the same size and offset. 8.2 The track assigned tire for
the UCAR class is the Sumitomo HTR200 in the following sizes: 9. Frame and Suspension 9.1 Frame and suspension must be stock. No modifications are allowed. Spring rubbers or adjustable spring seats are not allowed. 9.2 The camber and caster adjustment plates and mechanisms must be stock. 9.3 Replacement parts must be
stock equivalent. No high performance suspension parts are allowed. 10. Steering Components 10.1 Steering components must be stock for the make and model car. 10.2 Steering column must be stock and steering locking mechanism must be disabled. 10.3 Stock steering wheel may be used if airbag is removed. 10.4 Steering wheels may be equipped with a metal quick release coupling. 11. Brakes 11.1 Brakes in good working order required at all four wheels. 12. Fuel 12.1 Fuel: Pump gas is required. Racing fuel is not allowed. See ODS rules for ALL Divisions section 5. 13. Fuel Cell 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. 13.3 Ford inertia fuel shutoff switch may be removed. 14. Driver Safety Equipment and Rollbars 14.1 Helmet must meet Snell SA-95 requirements. See ODS rules for ALL Divisions section 6. 14.2 Driver Restraint Harness. Five point driver’s harness required. See ODS rules for ALL Divisions section 6. 14.3 Driver’s Seat must be bolted to the roll cage. See ODS rules for ALL Divisions section 6. 14.4 Fire Extinguisher. See ODS rules for ALL Divisions section 6. 14.5 Flame retardant driver’s suit, neck collar, gloves and shoes are REQUIRED. HANS device is also a recommended option. See ODS rules for ALL Divisions section 6. 14.6 Roll bars: A four point roll cage is required as a minimum. The 2008 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 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. General Rules for UCAR division. 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 moneys. 15.2 No two way radios are allowed in the car. 15.3 No protests will be accepted in the UCAR division. 15.4 Race winners will start last in the next race that they compete in. 16. Administration 16.1 All competitors should read/review sections 1 thru 17 of the NASCAR 2008 Rule Book. 16.2 All competitors should read/review ODS General Rules and ODS ALL Division Rules. 16.3 Any questions concerning these rules should be directed to a member of the ODS technical crew. Hayne Dominick, Less Steger, Dave Menefee, Eric Stewart, Matt Meadows, Adam Fuller 16.4 Old Dominion
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