Cometic MLS Head Gasket - 06-11 Honda Civic Si K20Z3 - 86.5mm Bore .040" Thick - H3011SP7040S Fuel & Ignition System use a screwdriver in the

use a screwdriver in the cross-holes or a socket on the hex to loosen it

9 flat-head mounting bolts

the bushings are coated in a purple Type 2 anodized finished

The One-piece design makes it easy to slide on when you need protection and easy to take off when you want to get the most out of your boosted application

Cometic MLS Head Gasket - 06-11 Honda Civic Si K20Z3 - 86.5mm Bore .040" Thick - H3011SP7040S Fuel & Ignition System use a screwdriver in theCometic 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 materials. MLS gaskets have increased strength because they are comprised of multiple layers of stainless steel; which also creates the ability to rebound