Cometic Gasket CG-C9887 Primary Gasket Kit for Big Twin 65-86 4 Speed/Softail 84-88Cometic AFM Series Primary Gasket, Seal and O Ring Set C9887 The ideal gasket for machined surfaces have an 85 percent shape recovery while maintaining strong torque retention Made using Aluminum Foamette Material (AFM), an aluminum core with a chemically blown, compounded nitrile synthetic rubber bonded to the outside Resistance to temperatures of more than 2500 degree F Gasket sealer not required All gaskets, seals and O rings required for both the