1) TIRES and WHEELS: 8" Track Tire Mandatory-your choice rain or diamond tread. 2) BODY: Car must have a stock steel OEM body, with firewall and floor pan. Steel Hood, Roof and Trunk Lid Mandatory! The trunk may be cut out. A stock spoiler for the make and model of the car may be used. After market plastic nose and tail pieces allowed. Cutting allowed for tire clearance. No wedge noses pieces allowed 3) ENGINE: Block, heads, crank, rods, pistons, intake and exhaust manifolds must be factory stock. No grinding off of any parts, serial, casting or firing order numbers. Headers or block huggers are permitted. No porting or polishing of the heads, intake or exhaust. Intake must be cast iron and have Quadra jet bolt pattern, no bowtie heads, straight plug dart heads OK. Stock replacement pistons allowed-No racing or high performance type pistons allowed. NO roller rockers, stud girdles, dual valve springs, strokers, or destrokers allowed. No engine set back allowed, engine must be in stock mounts. 4) FUEL SYSTEM: Any stock carburetor or 500 CFM maximum Gas only. No electric or belt drive fuel pumps are allowed. A 1" maximum adapter or spacer may be used. 5) SUSPENSION AND FRAME: Suspension must be stock front and rear. The frame must be stock front and rear. The frame must be stock from bumper to bumper. No tubular A-arms or trailing arms may be used. Stock spindles and brakes only. No coil over shocks or simulated coil over shocks allowed. Springs may be shimmed. Springs must be 5" in diameter, minimum. Stock steering only. You may make the steering shaft from box to steering wheel. 6) TRANSMISSION AND REAR END: Stock automatic or manual transmission only. No racing transmission, rear end, small diameter clutches, or aluminum flywheels allowed. . Manual transmissions must have a working clutch. Ford 9" rear end may be used and it may be locked. ANY RULE NOT COVERED IN THIS BOOK WILL BE DECIDED BY TECHNICAL INSPECTOR. TECHNICAL INSPECTOR’S DECISION WILL BE FINAL