
The Cometic MLS head gasket for BMW M10 engines (M10B18/M10B20) combines multiple embossed stainless-steel layers with a Viton-coated outer face and an uncoated stainless shim center. It has a compressed thickness of 0.066" and a 90mm bore, offers strong sealing for aluminum-to-aluminum or aluminum-to-iron applications, and is specified for 1766/1990cc M10 applications covering the M10 production years (1972–1988).
Cometic BMW 1766/1990cc 72-88 90mm .066 inch MLS Head Gasket M10 Engine