Cometic Cylinder Head Gasket - 4.630 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5331-040 30005BL They are 2

They are 2

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

which can then longer withstand the stresses applied to the rod and increase the lifespan of the part

Sold in complete sets of four to give front and rear coverage

Cometic Cylinder Head Gasket - 4.630 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5331-040 30005BL They are 2Comprised 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