Cometic Top End Gasket Kit - C9851

Upgrade your engine's sealing performance with the Cometic V-Twin Top End Gasket Kit, meticulously engineered for 1984-1991 Harley-Davidson EVO Big Twin models. This comprehensive kit provides all the essential components for a complete and reliable top-end rebuild.

Description

The Cometic V-Twin Top End Gasket Kit, part number C9851, delivers superior sealing performance for your 4-stroke 1340 cc or 1450 cc engine. Utilizing Cometic's renowned Extreme Sealing Technology (EST), this kit features embossed stainless steel head, base, and rocker gaskets, all covered with a proprietary rubber material. This advanced construction is designed to draw heat away from the combustion ring and dissipate it evenly across the gasket surface, effectively eliminating hot spots that can lead to premature gasket failure. With a bore size of 3.500" and a precise thickness of 0.76 mm (0.030"), these gaskets ensure a perfect fit and optimal compression. This comprehensive top end gasket kit contains all the necessary gaskets, seals, and O-rings required to rebuild the top end from the cylinder base upward, providing everything you need for a professional-grade repair. Proudly made in the USA, Cometic ensures exceptional quality and durability, making this an ideal choice for motorcycle enthusiasts and professional mechanics alike.

Features & Highlights

• Extreme Sealing Technology (EST): Experience unparalleled sealing reliability with Cometic's proprietary EST, featuring embossed stainless steel head, base, and rocker gaskets coated in a specialized rubber material for a leak-free top end.
• Optimized Heat Dissipation: The advanced head gasket material actively draws heat away from the combustion ring, distributing it evenly across the gasket surface to prevent hot spots and significantly extend gasket life.
• Comprehensive Top End Rebuild Kit: This complete gasket kit provides all the essential gaskets, seals, and O-rings needed for a full top-end rebuild, covering everything from the cylinder base upward.
• Precision Engineered Fitment: Specifically designed for 1984-1991 Harley-Davidson EVO Big Twin engines (1340 cc, 1450 cc) with a 3.500" bore, ensuring precise fitment and optimal engine performance.
• Durable & High-Quality Construction: Crafted from robust stainless steel and proprietary rubber materials, these gaskets are built to withstand the rigorous demands of high-performance motorcycle engines.
• Proudly Made in the USA: Benefit from Cometic's commitment to quality and manufacturing excellence, ensuring a reliable and long-lasting product for your motorcycle.