Cometic Cylinder Head Gasket - 4.125 in Bore - 0.030 in Compression Thickness - Small Block Chevy COM11-678-5 1957-1964 Cadillac Series 62

1957-1964 Cadillac Series 62

2010-2017 GMC Sierra 1500 78

5-Pin To 5-Pin Extension Cable (2')

Engine Magnet Kit

824" ID dual valve spring

Cometic Cylinder Head Gasket - 4.125 in Bore - 0.030 in Compression Thickness - Small Block Chevy COM11-678-5 1957-1964 Cadillac Series 62Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 036". World Products Man o War Block. 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