All Spectre Header Gaskets are made from Compressed Ceramic Fiber (CCF). CCF far exceeds typical non-asbestos type gaskets. CCF will not deteriorate or crack from excessive hear or pressure. Made extra thick to provide superior sealing even on uneven or warped header flanges.
Extra think 1/8" compressed ceramic fiber
Conforms to warped header flanges
Stops header leaks
2/Pkg