This is a genuine Motorcraft EC739 fuel tank cap suitable for Ford F3XY-6766-A and Mercury Lynx engines. The cap has a screw-on attachment and a matte finish. It is made of durable plastic material and has been tested for durability. The package includes a gasket and seal. This vintage part is an OEM NOS and weighs approximately 2 ounces. The installation of this cap does not require any drilling or modifications. It is not a performance part and has no universal fitment. The country/region of manufacture is the United States.