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Cometic GM LS Gen-3/4 rear main seal cover gasket (10 pack) uses AFM material — a chemically blown nitrile synthetic rubber bonded to an aluminum core. AFM offers high recovery (about 85%), strong torque retention and temperature resistance above 205°F. The gasket is sold in a 10-pack and is intended to provide dependable sealing without the need for additional sealants or re-torquing.
Cometic GM LS Gen-3/4 Rear Main Seal Cover Gasket - 10 Pack
