Quick view Cometic Gasket Cometic Ford 3.5L Eco-Boost V6 92.5mm Bore .040in MLS Head Gasket RHS - C5452-040 Compare $107.00 $96.99 Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Right Side. Cometic MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for... Add to Cart Add to Cart