Cometic 4.630 MLS Head Gasket .051 - BB Chevy R0900032XL All shields are distortion-free high-strength

All shields are distortion-free high-strength 3mm polycarbonate and include a visor strip and tearoff posts

2006-2013 Chevrolet Express 3500

375 in Cathedral Port

Small Fill Plug Cap Red

1965-1966 GMC I1500

Cometic 4.630 MLS Head Gasket .051 - BB Chevy R0900032XL All shields are distortion-free high-strengthComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 051". 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