Cometic C9910-018 MLS Head Gasket Twin Cam - 4.125 018 2-Pack

The Cometic C9910-018 is a premium Multi-Layer Steel (MLS) head gasket set designed for Harley-Davidson Twin Cam engines with 4.125-inch (4-1/8") cylinder bores. This gasket features an .018-inch compressed thickness and comes as a convenient 2-pack for complete engine rebuilds.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.125-inch bore diameter designed for big bore Twin Cam applications
• .018-inch compressed gasket thickness
• Includes 2 head gaskets per package
• Engineered to withstand extreme cylinder pressures and temperatures
• Provides excellent torque retention and reusability
• Compatible with various aftermarket cylinder configurations

Cometic MLS head gaskets utilize multiple layers of stainless steel with advanced coating technology to create a reliable seal between the cylinder head and engine block. The MLS design allows for optimal micro-movement between layers while maintaining consistent clamping pressure, making these gaskets ideal for high-performance and racing applications where reliability is critical.