Cometic 4.165" Bore Head Gasket 0.040" Thickness Multi-Layered Steel SB Chevy aFe Power 250 in Reach Spring Included

250 in Reach Spring Included

Vehicles may experience some floater noise during operation

Cover has provisions for a dipstick tube and mechanical fuel pump for early applications

AFCO Modular Ball Joint Ring allows racers to assemble the perfect modified upper control arm

Cometic 4.165" Bore Head Gasket 0.040" Thickness Multi-Layered Steel SB Chevy aFe Power 250 in Reach Spring IncludedComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 040". With Steam Holes. 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