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The Cometic fiber intake manifold gasket set for Chevrolet Mark‑IV Big Block V8 (.188 in) features AFM construction—nitrile synthetic rubber bonded to an aluminum core—for high temperature and fluid resistance. AFM delivers about 85% recovery and robust torque retention without the need for sealants or re-torque. Manufactured to OEM standards, this gasket offers reliable sealing in varied flange environments and withstands demanding service conditions.
Cometic Chevy Mark-IV Big Block V8 .188in Fiber Intake Mani Gasket Set
