Cometic 4.630" Bore Head Gasket 0.045" Thickness Multi-Layered Steel BB Chevy PD600K 287 3MM SRV Shield (SRV-1

287 3MM SRV Shield (SRV-1 Pivot System)

1963-1963 Ford 300

250 1970-1968

Pontiac GTO 2004-06

elastic wrist band

Cometic 4.630" Bore Head Gasket 0.045" Thickness Multi-Layered Steel BB Chevy PD600K 287 3MM SRV Shield (SRV-1Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 045". Cometic MLS (Multi Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two