This Cometic MLS head gasket for Mazda BP-4W/BP-ZE engines is a .045in multi-layer steel cylinder head gasket with embossed stainless steel outer layers coated in Viton. The MLS design uses multiple stainless layers and an uncoated center shim layer to provide rebound and corrosion resistance, with a compressed operating thickness noted at 0.036". It’s intended for high-output engines and suits aluminum-to-aluminum or aluminum-to-iron head/block interfaces.
Cometic Mazda Miata 1.8L 85mm Bore .045in MLS Head BP Motor Gasket