Engines

CARBURETION/INDUCTION: Any type or number of carburetors permitted. Electronic fuel injection permitted. Superchargers permitted with 14.1 restraint.

COOLING SYSTEM: All cars must have a complete (fan, water pump, radiator) cooling system. Electric fans and pumps permitted.

ENGINE: Any internal combustion engine allowed.

EXHAUST SYSTEM: Competition type exhaust systems permitted. Mufflers Required. Exhaust gases must be directed out of the car body, rearward, away from driver and fuel system.

FUEL PUMP: Electric fuel pump permitted. Ignition switch must act as fuel pump shutoff.

FUEL: Gasoline, alcohol/methanol or propane permitted.

HARMONIC BALANCER: SFI 18.1 mandatory.

LIQUID OVERFLOW: 1 Pint minimum capacity mandatory.

NITROUS OXIDE: Permitted.

STARTER: All cars must be self starting with on board starter and battery.