Cometic C4121-030 MLS Cylinder Head Gasket Bore Honda - 79mm 030 D15/D16

The Cometic C4121-030 is a Multi-Layer Steel (MLS) cylinder head gasket engineered for Honda D-series engines. This precision gasket features a 79mm bore diameter and .030" (0.76mm) compressed thickness, designed to provide superior sealing performance in high-performance and stock applications.

Key Features:

• Multi-Layer Steel (MLS) construction for maximum durability and heat resistance
• 79mm bore diameter optimized for D15 and D16 engine configurations
• .030" compressed thickness for precise combustion chamber sealing
• Advanced coating technology prevents corrosion and ensures optimal sealing
• Engineered to withstand extreme cylinder pressures and temperatures
• Reusable design allows for multiple installations when properly maintained

Compatible Engine Codes:

• D15B1, D15B2, D15B6, D15B7, D15B8
• D16A6

Cometic MLS head gaskets feature multiple layers of stainless steel with proprietary coatings that provide excellent recovery and sealing characteristics. The gasket's ability to micro-seal imperfections in the head and block surfaces makes it ideal for both street and racing applications. This gasket is designed to handle the thermal expansion and contraction cycles that occur during engine operation, maintaining a consistent seal throughout the engine's operating range.