Gasoline or alcohol. No performance enhancing additives. Upper cylinder lube allowed. Fuel sample may be taken from any car at any time.
Racing fuel cell required, maximum 32-gallon capacity. Must be in minimum 18 gauge steel container. Cell must be securely mounted behind rear axle, between tires, minimum of four inches ahead of bumper, minimum of ten inches above ground. Must mount with minimum two, .125 inch thick steel straps, two inches wide around entire cell. All cell mounts must be steel, securely welded to frame/cage. Protective tubing must cover rear and extend past both sides of cell. No part of cell shall be lower than protective tubing. Fuel cell vents, including cap, must have check valves. Pick-up must be on top or right side of cell. Limit one fuel filter. No cool caps. One naturally aspirated 2 or 4 barrel carburetor only. No adjustable carb spacers.
One two-barrel or one four-barrel carburetor. Must be naturally aspirated. No fuel injection. No electric fuel pumps.
Radiator must be mounted in front of engine. Cooling system may be modified.
Must have at least one gear forward and one reverse, plus a neutral position. With motor running and car in still position, driver must be able to engage car in gear and move forward, then backward. Layne, Ernie Glide, Bert and Brimm transmissions will be allowed as well as any OEM transmission. No five speed transmission, “in or out” boxes, or quick change devices allowed. Functioning shift levers must be in stock location or manufactured after 1995. All manual gear type transmissions must have a working disc-type or approved cone-type clutch inside explosion proof steel bell housing. Automatic transmissions must remain in OEM stock appearing automatic case. Original bell housing must remain. Must have an approved scatter shield or blanket. Scatter shield may be constructed of 25-inch by three-inch steel, 270 degrees around flex plate or flywheel.
At his sole discretion, the Race Track Promoter has the authority to permit/or not permit a driver 16 years or younger to participate in any class.
All cars must be numbered with large legible numbers on both sides, on top and rear panel. Numbers on sides and top of car must be in contrasting color from body, be at least four inches thick and at least 20 inches high. Sponsor’s names must not interfere with car numbers and must be neatly lettered.
Any steel approved OEM passenger car or truck rear end allowed. Safety hubs (floater) allowed. All components must be steel except lowering blocks, cap and drive flange. Full steel spool, steel mini spool or welded rear ends only. Steel axles only. Quick change devices are legal. One piece drive flange only. No torque dividing differentials.
Must be steel approved OEM, operative four wheel, drum or disc. Must maintain OEM dimensions for hubs/rotors and calipers, cannot be lightened. Bolt pattern maybe changed. Larger studs allowed. Rear rotors may be after market, minimum 0.810 inch thickness. Vented rotors only. No brake shut-off or pressure sensitive devices. One proportioning device allowed, front to rear only. Brake lines must be visible.