Cometic C10086 MLS Head Gasket Bore Twin Cooled - 4.125 027

The Cometic C10086 Multi-Layer Steel (MLS) head gasket is engineered specifically for 2014 and newer Harley-Davidson Twin Cooled engines with a 4.125 inch bore diameter and .027 inch compressed thickness. This precision-engineered gasket provides superior sealing performance for high-performance V-Twin applications.

Multi-Layer Steel Construction:

• Multiple embossed layers of stainless steel for maximum strength and durability
• Proprietary high-temperature coating provides micro-sealing against cylinder head and block surfaces
• Requires less clamp load than traditional gaskets, reducing bore distortion
• Active combustion seal on multiple layers ensures optimal sealing under extreme conditions
• Load-controlled embossments distribute clamping force evenly across sealing area

Key Specifications:

• Bore Size: 4.125 inches
• Compressed Thickness: .027 inches
• Material: Multi-Layer Stainless Steel with high-temperature coating
• Application: Harley-Davidson Twin Cooled engines (2014-up)
• Made in the USA with American-sourced materials

Cometic gaskets are designed to meet the demanding sealing requirements of modern high-performance V-Twin engines. The MLS design accommodates various surface finishes and load conditions while maintaining reliable sealing under the most extreme operating environments. Whether for engine rebuilds, performance upgrades, or routine maintenance, this gasket delivers professional-grade sealing reliability.