Cometic 4.200" Bore Head Gasket 0.045" Thickness Multi-Layered Steel SB Chevy RG20003XL Available with mounting holes for

Available with mounting holes for a standard dial-in board bracket or ALL23293 with suction cups and hook/loop tape

080 in Thick Wall

aerodynamic design features an advanced ventilation system with 14 air intake and extraction channels designed to maximize cooling and a double screen anti-fog (DSAF) insert to prevent fogging in rain conditions

500 Ohms/foot ferro sprial core offers the highest level of RFI/EMI suppression

Cometic 4.200" Bore Head Gasket 0.045" Thickness Multi-Layered Steel SB Chevy RG20003XL Available with mounting holes forComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 045". 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