Junta Cubierta Primaria Cometic XLCHCaracteristicas: Cometic's proprietary AFM (Aluminum Foamette Material) gaskets feature an aluminum core with a chemically blown, compounded nitrile synthetic rubber bonded to the outside Gaskets have resistance to temperatures of more than 2500F Have an 85% shape recovering while maintaining strong torque retention ideal gasket material for machined surfaces Does not require gasket sealer Kits include all gaskets, seals and O rings required for both