Cometic C9537-1 MLS Head Gasket for Harley-Davidson 1200/1340 & 883 Overbore .043" Thick

The Cometic C9537-1 is a premium multi-layer steel (MLS) head gasket designed specifically for Harley-Davidson Evolution and Sportster engines. Engineered for 1200cc, 1340cc, and 883cc overbore applications, this gasket features Cometic's advanced CFM-20 (Chemically Blown Composite) construction with a compressed thickness of .043 inches.

Key Features:

• Multi-layer steel construction provides superior sealing and durability under high-compression and high-performance conditions
• .043" compressed thickness allows for precise compression ratio tuning
• CFM-20 coating ensures excellent conformability to machined surfaces and superior blowout resistance
• Designed for overbore applications on Harley-Davidson Big Twin and Sportster engines
• Withstands extreme cylinder pressures and temperatures in modified engines
• Reusable design allows for multiple installations when properly maintained

Cometic gaskets are manufactured in the USA using precision CNC machining and state-of-the-art materials. The MLS design accommodates cylinder head movement and provides a more forgiving seal than traditional single-layer gaskets, making this an ideal choice for performance builds, overbore applications, and high-compression Harley-Davidson engines. Each package includes one head gasket.