Cometic C4328-089 MLS Cylinder Head Gasket Bore BMW - 85mm 089 M50/M52

The Cometic C4328-089 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for BMW M50 and M52 engine families. This precision gasket features an 85mm bore diameter and .089" compressed thickness, providing superior sealing for demanding applications.

Key Features:

• Multi-Layer Steel (MLS) construction for maximum durability and reliability
• .089" (2.26mm) compressed thickness for precise combustion chamber sealing
• 85mm bore diameter designed for stock and mild performance builds
• Engineered for BMW M50 and M52 series engines including M50TUB24, M50B25, M50TUB25, M52TUB24, M52B25, M52TUB25, M52B28, and M52TUB28
• Exceeds OEM specifications for heat resistance and combustion sealing
• Eliminates the need for additional sealants or re-torquing

Cometic's MLS head gaskets utilize multiple layers of stainless steel with proprietary coatings to handle extreme cylinder pressures and temperatures. The gasket's spring-like characteristics allow it to adapt to block and head surface imperfections while maintaining consistent clamping pressure across the entire sealing surface. Ideal for street performance, forced induction applications, and engine rebuilds where reliability is critical.