The Fel-Pro PermaTorque HS 8548 PT-11 cylinder head gasket set for Ford Mustang is engineered to deliver a reliable repair-era seal. It features Fel-Pro's sealing innovations and proprietary materials to address imperfect sealing surfaces, reinforced facing materials with steel armor for strength, and a nonstick coating to help seal minor surface scratches. The steel core design minimizes the need for retorquing head bolts.
Fel-Pro Ford Mustang HS 8548 PT-11 PermaTorque Engine Cylinder Head Gasket Set