Cometic Head Gasket - 4.500" Bore - 0.075" Thickness - Multi-Layered Steel - Mopar B/RB Series BR20013 These springs will your 1964-1966

These springs will your 1964-1966 GM A-body

800 in Stroke

Classic Race Styling & Heritage

or otherwise

Unlike competitor models

Cometic Head Gasket - 4.500" Bore - 0.075" Thickness - Multi-Layered Steel - Mopar B/RB Series BR20013 These springs will your 1964-1966Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 075". 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