Tappet Block Gasket - '48-'99 Big Twin High-quality Genuine James gaskets James Gaskets Rubber-Covered Metal line of gaskets are made from a solid steel sheet coated on two sides with a high-temperature elastomer and strategically placed elastomer beading helps ensure a positive seal while our clear silicone conformal coating fills in minor imperfections in the flanges and provides for easy release upon removal and have excellent torque retention properties and will not extrude under high torque load Foamet® product line features an aluminum core coated on two sides with expanded nitrile rubber then coated with a silicone release coating to ensure a positive seal with excellent release characteristic upon disassembly Made in the USA
