Cometic Twin Cam EST 4-Stroke Top End Gasket Kit - 4" Bore - C9949

Ensure a leak-free and durable engine rebuild with the Cometic V-Twin top end gasket kit, engineered specifically for 1999-2016 Harley-Davidson Twin Cam models. This comprehensive kit utilizes advanced EST (Extreme Sealing Technology) to provide unparalleled sealing performance for your motorcycle's top end.

Description

The Cometic V-Twin top end gasket kit is meticulously designed for a complete and reliable engine overhaul, covering your 99-16 Harley-Davidson Twin Cam's critical sealing needs. At its core, this kit features Cometic's proprietary EST (Extreme Sealing Technology), incorporating embossed stainless steel head, base, and rocker gaskets. These are expertly covered with a specialized rubber material, ensuring a robust and long-lasting seal under extreme conditions. The innovative head gasket material is engineered to efficiently draw heat away from the combustion ring, dissipating it evenly across the gasket surface. This crucial feature effectively eliminates hot spots, significantly reducing the risk of gasket failure and extending engine longevity. With a precise 4.000" bore size, this kit is ideal for 4-Stroke engines with a 110" displacement. It includes all the necessary gaskets, seals, and O-rings required to rebuild your top end from the cylinder base upward, providing a complete solution for your motorcycle top end rebuild kit. Proudly made in the USA, this Cometic gasket set offers superior quality and a precise fit for your Twin Cam engine.

Features & Highlights

• Extreme Sealing Technology (EST): Utilizes proprietary embossed stainless steel and rubber materials for superior, long-lasting seals that withstand demanding engine conditions.
• Optimized Heat Dissipation: Advanced head gasket material actively draws heat away from the combustion ring, preventing hot spots and enhancing gasket durability.
• Comprehensive Rebuild Solution: Contains all essential gaskets, seals, and O-rings for a complete top end rebuild, from cylinder base to rocker boxes.
• Precision Engineered Fitment: Specifically designed for 1999-2016 Harley-Davidson Twin Cam models with a 4.000" bore, ensuring exact compatibility and ease of installation.
• American Made Quality: Manufactured in the USA, guaranteeing high-quality materials and craftsmanship for reliable performance.

Technical Specifications

• Type: Top End Gasket Kit
• Fitment: For 1999-2016 Harley-Davidson Twin Cam
• Material: Rubber, Stainless Steel, Viton
• Bore Size: 4.000"
• Thickness: 0.25 mm (0.010"), 1.02 mm (0.040")
• Engine Type: 4-Stroke
• Displacement: 110"