Rules - Heads Up Rules

Real Street Drag Radial Rules:

Updated 1/31/13
Changes marked in Yellow Text

Please also read the ORP General Rules which apply to all races conducted at Ozark. For Non-ORP races, the sanctioning body rules of the track the event is being held at apply.

Engine:

• Any automotive engine is permitted, OEM bore space blocks only.
• Exhaust: Mufflers required on all combinations except turbos. Exhaust exiting ahead of
front tires allowed, but must not affect timing or staging beams. No Zoomies.
• Fuel: Cars must run on gasoline. Alcohol is permitted & will be considered as a power adder.
• Induction: Drag Radial Cars are allowed the use of ONE power adder. Example: 1 Blower, 1 Turbo, Single Stage N.O.S. System, or Alcohol (Exception- Small Blocks can run multiple stage Nitrous)
• Exception: Alcohol acceptable with use of a carburetor & therefore not considered a power adder”
• Maximum Turbo Size: 88mm (adapter horns are acceptable) Must pass go/no go gauge
• Maximum Procharger Size: F-1R or comparable. F2 legal with 3.875 inlet reducer, mounted no further away than the original inlet flange. F2R & F1X is not legal!
• Engine diaper or NHRA-accepted belly pan for oil containment required.

Frame & Suspension:

• Cars must maintain the factory frame. Frame rails must be located in factory position.
• Chassis bracing and reinforcing is permitted.
• Ladder bars are not permitted.
• Factory four links are acceptable. Aftermarket four links are illegal!
• Minor frame notching will be allowed.
• Any bolt on K-Member or front sub-frame allowed with original suspension mounting points.
• Front frame rails must be in original OEM location.
• Front suspension components may be replaced with after-market bolt-on parts.
• NO WHEELIE BARS!

Tire:

• Commercially available “Name Brand” drag radial tire factory labeled 315/60R15 (or smaller) or a True 10.5 x 28 slick.

Miscellaneous:

• The cars should have stock appearing interiors.
• Cars must have WORKING headlights and tail lights.
• Cars must have coolant overflow tank and secured battery mounts mandatory.
• Rules subject to review at anytime. Competitors will have a 30 day compliance period should there be any new rules.
• Fiberglass hoods, fenders, bumpers, doors and deck lids will be the only fiberglass body parts allowed.
• Lexan windows allowed, must maintain factory appearance.
• Cars will run on a .400 pro tree, for an 1/8th mile.
• All cars must be able to pass track’s tech inspection – NO EXCEPTIONS.