Cometic Chevy Gen IV BB V8 .059in CFM-20 Intake Mani Gasket Set-2.500in x 1.775in Ports - C15290-125

AFM is a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core with temperature resistance of over 250°F. AFM material has an 85 percent recovery while maintaining strong torque retention. AFM does not require gasket sealers or re-torque.