Cometic AFM oil pan gasket kit for Chevrolet Mark-IV Big Block V8, .060in thickness with trimmed side rails. AFM is a chemically blown nitrile synthetic rubber bonded to an aluminum core, formulated for strong torque retention and oil sealing. The material offers about 85% recovery, resists temperatures over 205°F, and is designed to seal the oil pan to the engine block without requiring sealants or re-torquing.
Cometic Chevrolet Mark-IV Big Block V8 .060in AFM Oil Pan Gasket Kit - Trimmed Side Rails