Cometic C9743-045 MLS Head Gasket Bore Twin Cam - 4.125 045 2-Pack

The Cometic C9743-045 is a high-performance Multi-Layer Steel (MLS) head gasket designed for Harley-Davidson Twin Cam engines. This gasket features a 4.125-inch bore diameter and a compressed thickness of .045 inches, providing exceptional sealing performance and durability in high-compression applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.125-inch (4-1/8") bore diameter for proper cylinder fitment
• .045-inch compressed thickness allows for precise compression ratio tuning
• Includes 2 gaskets per package for complete V-Twin cylinder head service
• Engineered specifically for Harley-Davidson Twin Cam engines
• Viton rubber gasket material bonded to stainless steel for maximum heat and chemical resistance
• Embossed stainless steel layers provide even clamping load distribution

Cometic MLS head gaskets are the preferred choice for performance builders and racing applications where reliability is critical. The multi-layer design adapts to head and block surface imperfections while maintaining excellent combustion seal under extreme cylinder pressures and temperatures. This 2-pack configuration provides both gaskets needed for complete Twin Cam engine head service.