MR. GASKET Chevy Small Block Valve Cover Gaskets '58-86 Extra Thick
Cork-rubber gaskets use evenly sized cork particles distributed evenly throughout the rubber binder . Result is a compressible valve cover gasket without leak paths. Our gasket gaskets are 0.170`` thicker than standard valve cover gaskets. These gaskets create a positive seal by controlled swelling of the gasket material when exposed to hot engine oil....