Cometic C4349-098 MLS Cylinder Head Gasket BMW Bore - M42B18/M44B19 86mm

The Cometic C4349-098 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for BMW M42B18 and M44B19 engines. This high-performance gasket features an 86mm bore diameter and a compressed thickness of .098 inches (2.49mm), providing exceptional sealing capabilities for both stock and modified applications.

Key Features:

• Multi-Layer Steel construction for superior strength and heat resistance
• 86mm bore diameter engineered for BMW M42B18 and M44B19 4-cylinder engines
• .098-inch compressed thickness for precise compression control
• Advanced embossment technology ensures optimal sealing under extreme conditions
• Stainless steel layers with elastomeric coating resist corrosion and combustion gases
• Reusable design allows for multiple installations when properly maintained

Cometic MLS gaskets are manufactured using multiple layers of stainless steel with a polymer coating, providing the ultimate in sealing technology. The embossed layers create a micro-seal around combustion chambers, coolant passages, and oil galleries, making this gasket ideal for turbocharged, supercharged, or high-compression naturally aspirated engines. Compatible with BMW E30 318is, E36 318i/318is/318ti, and Z3 1.9 models equipped with M42 or M44 engines.