Fel‑Pro PermaTorque Engine Gasket Set for Cadillac Seville (FS 8171 PT‑4) is a full engine gasket kit intended for overhaul or major engine service, supplying the gaskets and seals required for reassembly. It addresses imperfect sealing surfaces with proprietary sealing technologies. Features include reinforced facing, steel armor for strength, nonstick coating to seal minor surface damage, and a steel core design that helps minimize retorque requirements where supported.
Fel-Pro Cadillac Seville FS 8171 PT-4 Engine Gasket Set