Cometic C9743-056 MLS Head Gasket Bore Twin Cam - 4.125 056 2-Pack

The Cometic C9743-056 is a premium Multi-Layer Steel (MLS) head gasket designed for high-performance Twin Cam engines. Featuring a 4.125-inch bore diameter and .056-inch compressed thickness, this gasket set includes two gaskets for complete engine builds or replacements.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.125-inch (4-1/8") bore diameter optimized for Twin Cam applications
• .056-inch compressed thickness for precise compression ratio control
• Heavy-duty design withstands extreme cylinder pressures and temperatures
• Includes 2 head gaskets per package
• Engineered for performance and racing applications

Cometic MLS gaskets feature multiple layers of stainless steel with advanced coating technology that ensures maximum blowout resistance and exceptional recovery under thermal cycling. The embossed layers provide superior micro-sealing around combustion chambers, coolant passages, and oil ports. Ideal for stock replacement, performance builds, and high-compression applications on Harley-Davidson Twin Cam engines.