Cometic C9780W MLS Head Gasket Kit Twin Cam 1550 Big Bore .040" 99-16

The Cometic C9780W is a premium Multi-Layer Steel (MLS) head gasket rebuild kit designed for Harley-Davidson Twin Cam engines from 1999-2016 models. This EST (Extreme Sealing Technology) gasket set is specifically engineered for 1550cc big bore applications, providing superior sealing and durability for high-performance builds.

Key Features:

• Multi-Layer Steel (MLS) construction with .040" compressed thickness for optimal sealing
• EST (Extreme Sealing Technology) design provides maximum gasket integrity under extreme conditions
• Complete top end rebuild kit includes head gaskets and essential sealing components
• Engineered specifically for 1550cc big bore cylinder applications
• Fits Twin Cam and Twin Cam-equipped engines on 1999-2016 Harley-Davidson models
• Heavy-duty construction handles increased cylinder pressures from big bore kits

Cometic's MLS head gaskets feature multiple layers of stainless steel with advanced coating technology that ensures a reliable seal in demanding performance applications. The .040" thickness is ideal for maintaining proper compression ratios when using aftermarket cylinders and pistons in big bore conversions.