Any front wheel drive four-cylinder vehicle
- no high-performance vehicles
- track officials will determine all legal makes and models
Fuel cells mandatory
- fuel cells to be installed in trunk area
- stock fuel tanks may be approved on a case-by case basis
- fire wall is mandatory
All glass, lights, light covers to be removed
Windshield may be replaced with 1/8-inch Lexan (full windshield)
- no screens; no half-windshields
Doors to be welded closed
Suspension modifications:
- no modification of A-frames or position
- all wheels allowed maximum 3 degrees negative or positive camber
- all cars must maintain minimum 5-inch grround clearance at all times with driver
- NO cutting springs
- NO after market track springs allowed
All tires must be the same size
- maximum width 7-inches
- 70 series tires allowed
- no aluminum wheels unless track approved
- all wheels (and by fact tires) allowed maximum 3 degrees negative or positive camber
- minimum 13-inch; maximum 15-inch wheels (and tires) allowed
No modifications to the stock engine
- engine must be stock for that vehicle
- stock valve covers for that make/model
- no rotary engines, no turbo, no Quad-4
- DOHC Engines allowed but may be subject to additional weight penality.
All interior must be removed
-headliners, carpet, door panels, carpet, any flammable fabric must be removed
Aluminum race seats required
- 5 or 6 point race harness required
- seat belts must have manufacture date within 3 years date of event
Battery may be moved into cab area, covered and securely fastened
- marine battery box recommended
No mirrors outside car
- inside mirror permitted
Functional driver's side window net required
Car must be equipped with on-board fire extinguisher
Helmets required
- must meet SA95 or SA2000 requirements
- drivers SFI suit required
One 12-inch diameter (circular) hole may be cut into hood for safety
Any transmission
- manual or automatic
- cannot be modified
- must have functional reverse
No racing tires
- No speed rated tires max size 185 70 Series
- DOT or non-high performance street legal tires allowed
- track officials will have complete autonomy regarding tires
- all lug nuts must be in place and firmly secure
- all wheels (and by fact tires) allowed maximum 3 degress negative or positive camber
- minimum 13-inch; maximum 15-inch tires (and wheels) allowed
Car numbers must be visible for scoring purposes
- door numbers must be 18-inches in height
- posted on both doors
- roof numbers required
- 28-inch minimum height
- recommended to face reading toward tower/grandstand
No excessive "gutting" of doors, fenders, hood
- no excess "gutting" for increased tire clearance
Minimum two driver's side door bars required
- minimum two passenger side door bars required or X-bars required
- minimum 1-3/4-inch diameter tubing
Roof loop bar required
Mufflers optional
- mufflers must remain stock
Firewall between driver compartment and engine compartment required
- completely sealed
Firewall required between trunk compartment and driver compartment required
- must be completely sealed
Stock bumpers may be reinforced
- needs to be pre-approved by technical inspector
Overflow catch system (catch can) required
- NO ANTI-FREEZE
A vehicle with a flat tire must pit and replace that tire
Any item not specifically covered above must remain 100% stock
- no vehicle will be allowed to add lead oor any other material for weight displacement purposes
Min weight 22 pounds per horse power
Only 3 gallon of gas added after race water can also be added after race
Track officials will have discretion to modify these rules as needed including date of event changes