Cometic Gasket H1797SP7040HP 88 mm Bore 0.04 in. MLS Head Gasket with Both Add Oil Holes for Nissan SR20DE DET HP S14

Head Gasketw/ Both Oil HolesHead Gasketw/ Both Oil HolesCometic Head Gaskets are developed with the performanceenthusiast in mind. With so many individual requirements for eachmotor Cometic offers a number of options to suit your specificmotor and needs.MLSThe Cometic MLS gasket is comprised of three layers ofStainless Steel. Cometic uses Stainless steel for increasedstrength, its ability to rebound and corrosion resistance. Theouter layers of the gasket are embossed and coated on both sideswith a flouroelastomer rubber based material (Viton) designed tomeet the demands of a variety of harsh sealing environments, loadconditions and surface finishes. The Viton coating is heatresistant to 2500C or 4820F.The center or shim layer of the gasket is comprised of anuncoated Stainless Steel layer, which can be varied to accommodatemultiple thickness requirements. The MLS gasket isideal for both aluminum heads to cast iron blocks and aluminumheads to aluminum blocks.The composition of MLS will also withstand theshearing forces created by aluminum heads on cast iron blocks. Nore-torque is necessary. By design the MLS gasketpromotes an even torque load across the sealing surface allowingfor measurable reduced bore distortion.CFM-20A perforated steel core with an elastomer surface is ideal for headgaskets allowing heat to be drawn evenly across the gasket surfacewhile providing maximum sealing characteristics when exposed tocoolants and oils.COPPER