Cometic BMW M20 2.5L/2.7L 85mm MLS Head Gasket 325i/525i

Cometic Gasket MLS Head Gasket — 0.070" Multi-Layer Steel, Viton Coated This listing is for one gasket for BMW M20 2.5L/2.7L 85mm applications in the 325i/525i. High-performance sealing for demanding engines. The Cometic MLS head gasket features multiple embossed stainless-steel layers with Viton-coated outer faces and a compressed operating thickness of 0.070" . Key Features Multi-Layer Steel (MLS) : Multiple stainless-steel layers provide exceptional strength, corrosion resistance, and elastic rebound for consistent sealing. Viton coating : Outer layers coated with heat-resistant Viton (up to 250°C / 482°F) for superior chemical and thermal durability. No sealants required : Engineered to seal reliably without additional compounds. Material compatibility : Ideal for aluminum-to-aluminum and aluminum-to-cast-iron applications; resists shearing from dissimilar metal expansion. Precision thickness : 0.070" compressed operating thickness for controlled gasket crush and reliable head sealing under high cylinder pressures. Benefits Improved head sealing in high-output and boosted applications Longer service life due to stainless-steel construction and corrosion resistance Consistent performance across varying surface finishes and load conditions Designed for modern engines where thermal cycling and high pressures are common Application note: The center shim layer is uncoated stainless steel and may be varied to meet specific thickness requirements. Choose Cometic MLS for reliable, race-proven sealing when performance and durability matter.