Cometic Cylinder Head Gasket - 4.630 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5331-040 30005BL 1961-1969 Chevrolet Biscayne

1961-1969 Chevrolet Biscayne

2006-2015 Cadillac CTS

Supercharger Base

60's this GT Competition design is patterned after the "Symmetrical Racing Style" wheel

with an adjustable balance bar providing front to rear brake bias fine tuning

Cometic Cylinder Head Gasket - 4.630 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5331-040 30005BL 1961-1969 Chevrolet BiscayneComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". 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