The Cometic top-end gasket kit for BMW M20B25/M20B27 with an 85mm bore and .080in MLS cylinder head gasket is provided as a StreetPro kit for budget-minded street rebuilds. The MLS-style gasket uses multiple embossed layers and a central shim layer to manage diverse sealing environments and surface finishes, aiming to deliver consistent load distribution and improved sealability compared with basic gasket materials.
Cometic Gasket BMW M20B25/M20B27 Top End Gasket Kit - 85mm Bore - .080in MLS Cylinder Head Gasket