Cometic Cylinder Head Gasket - 4.540 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5330-040 20194K featuring precise cut mandrel bent

featuring precise cut mandrel bent 304 Stainless Steel tubing with high quality TIG welded construction

Valve stem diameter: 3/8"

Imperial Turbo 10W-30 Features:

This will go over cylinder bores up to 4-1/2"

Cometic Cylinder Head Gasket - 4.540 in Bore - 0.040 in Compression Thickness - Multi-Layer - Big Block Chevy C5330-040 20194K featuring precise cut mandrel bentComprised 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