Cometic C4239-018 MLS Cylinder Head Gasket Honda Bore - B18A1/B18B1 81.5mm

The Cometic C4239-018 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Honda B18A1 and B18B1 engines. This gasket features a compressed thickness of .018 inches and an 81.5mm bore diameter, providing an exceptional seal between the cylinder head and engine block.

Key Features:

• Multi-Layer Steel (MLS) construction for superior durability and sealing performance
• .018" (0.46mm) compressed gasket thickness
• 81.5mm bore diameter for precise fitment
• Engineered specifically for Honda B18A1 and B18B1 applications
• Handles extreme cylinder pressures and temperatures
• Embossed stainless steel layers with elastomeric coating for optimal sealing
• Resists corrosion and chemical degradation from coolants and oils

Cometic MLS head gaskets are the industry standard for high-performance and racing applications, offering exceptional reliability for both stock and modified engines. The multi-layer design allows the gasket to adapt to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface.