OER Parts offers a wide selection of Carburetor Gaskets for your 1973 Plymouth Road Runner. OER Parts offers 1973 Plymouth Road Runner Air Cleaner To Carb Gasket, 1973 Plymouth Road Runner Rochester Carb Heat Shield, 1973 Plymouth Road Runner Holley Carburetor Base Gaskets, 1973 Plymouth Road Runner Holly Fuel Bowl Gaskets, 1973 Plymouth Road Runner Holley Carburetor Metering Block Gaskets, and 1973 Plymouth Road Runner Carburetor Rebuild Kit.