The Cometic MLX multi-layer steel head gasket for BMW S55B30T0 features an 85mm bore and .044" thickness. Constructed from embossed stainless steel layers with Viton-coated outer layers, the design delivers MLS sealing without sealants, resists corrosion, and accommodates aluminum-to-aluminum or aluminum-to-iron interfaces while using an integrated stopper layer for combustion chamber sealing.
Cometic BMW S55B30T0 85mm Bore .044in MLX Head Gasket