Cometic C4393-076 BMW MLS Cylinder Head Gasket - M20B20 81mm 076 Inch

The Cometic C4393-076 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered for BMW M20B20 engines. This high-performance gasket features a compressed thickness of .076 inches (1.93mm) with an 81mm bore diameter, making it ideal for both stock rebuilds and performance applications.

Advanced MLS Construction:

• Five layers of embossed stainless steel for superior strength and durability
• Outer layers coated with Viton fluoroelastomer rubber on both sides
• Heat resistant to 250°C (482°F) for extreme temperature environments
• No sealants required for installation
• Excellent rebound characteristics and corrosion resistance

Performance Benefits:

• Ideal for aluminum head to aluminum block and aluminum head to cast iron block applications
• Withstands shearing forces created by dissimilar materials
• Designed for harsh sealing environments and varying surface finishes
• Maximum sealing performance for high output engines
• Manufactured in the USA with American materials

Cometic MLS gaskets are trusted by championship-winning racing teams and engine builders worldwide. The embossed outer layers with Viton coating provide exceptional conformability to deck surface irregularities, while the stainless steel core layers maintain structural integrity under high cylinder pressures and temperatures.