Cometic C4348-045 BMW MLS Cylinder Head Gasket Bore - M42B18/M44B19 85mm

The Cometic C4348-045 is a high-performance multi-layer steel (MLS) cylinder head gasket engineered specifically for BMW M42B18 and M44B19 engines. This precision gasket features an 85mm bore diameter and a compressed thickness of .045 inches, providing exceptional sealing capability for stock and modified applications.

Key Features:

• Multi-layer steel construction for superior sealing and durability
• 85mm bore diameter designed for M42B18 and M44B19 engine blocks
• .045-inch compressed gasket thickness
• Enhanced combustion seal with stainless steel construction
• Engineered to handle high cylinder pressures and thermal cycling
• Ideal for both stock rebuilds and performance applications

Cometic MLS head gaskets utilize multiple layers of stainless steel with specialized coatings to create a superior seal that accommodates engine movement and thermal expansion. The gasket's design eliminates the need for sealants and provides consistent clamping pressure across the entire sealing surface, making it an excellent choice for BMW enthusiasts rebuilding or upgrading their M42 or M44 four-cylinder engines.