Cometic 4.320" Bore Head Gasket 0.030" Thickness Multi-Layered Steel BB Chevy RS004C1811 6-Bolt JAZ Fuel Cells

6-Bolt JAZ Fuel Cells

Driving Gloves

Displacement ranging from a high RPM 350-427ci with naturally aspirated applications in the various sportsman classes

Very Durable

Cometic 4.320" Bore Head Gasket 0.030" Thickness Multi-Layered Steel BB Chevy RS004C1811 6-Bolt JAZ Fuel CellsComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 030". 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