Cometic C9952-3812 Complete Gasket Kit for 2004-2006 Harley Sportster 3-13/16" Big Bore

The Cometic C9952-3812 is a complete heavy-duty gasket kit designed specifically for 2004-2006 Harley-Davidson Sportster models with 3-13/16" (3.8125") big bore cylinders. This comprehensive kit provides all the essential gaskets needed for a complete top-end rebuild or big bore conversion.

Key Features:

• Application-specific design for 2004-2006 Sportster Evolution engines
• Engineered for 3-13/16" (96.84mm) big bore cylinder applications
• Complete gasket set includes top-end gaskets and seals
• Multi-Layer Steel (MLS) head gaskets for superior sealing and durability
• Premium materials resist heat, oil, and combustion pressure
• Manufactured to OEM specifications with enhanced performance characteristics

Cometic gaskets are known for their race-proven technology and precision manufacturing. The MLS construction provides maximum seal under extreme cylinder pressure while accommodating engine movement and thermal expansion. This complete kit eliminates the guesswork of ordering individual gaskets and ensures you have everything needed for a professional-quality installation.