Cometic C4349-086 BMW MLS Cylinder Head Gasket Bore - M42B18/M44B19 86mm

The Cometic C4349-086 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for BMW M42B18 and M44B19 engines. This gasket features an 86mm bore diameter and a compressed thickness of 0.086 inches, providing reliable sealing performance for street and performance applications.

Key Features:

• Multi-Layer Steel construction for superior sealing and durability
• 86mm bore diameter designed for BMW M42B18 and M44B19 engines
• 0.086-inch compressed thickness for precise compression ratio tuning
• Embossed stainless steel layers with Viton rubber coating
• Handles extreme cylinder pressures and temperature fluctuations
• Excellent for rebuilds, performance upgrades, and turbo applications

Cometic MLS head gaskets utilize multiple layers of stainless steel with proprietary coatings to ensure maximum sealing efficiency. The gasket's design allows it to recover while maintaining torque retention, making it ideal for both OEM replacement and high-performance builds. This gasket is compatible with BMW M42 1.8L and M44 1.9L four-cylinder engines commonly found in E36 318i/318is/318ti and Z3 1.9 models.