Cometic Top End Gasket Kit 100mm Bore Fits Yamaha YFM660R

• Type: Gasket Kit

The **Top End Gasket Kit for Yamaha YFM660R Raptor (2001-2005)** is designed for high-performance engines, offering exceptional sealing capabilities and durability. Built using advanced materials with **Extreme Sealing Technology (EST)**, it provides critical sealing under the intense conditions of modern lightweight engines with high horsepower and extreme temperatures. This comprehensive kit includes all essential gaskets for a complete top-end rebuild, such as head, base, exhaust, reed, and power valve gaskets (where applicable), as well as valve stem seals. The gaskets are constructed from premium materials like spring steel, featuring a stainless steel shim design with a silicone coating for enhanced sealing, or graphite, which is resistant to fuels, coolants, and oils. These materials ensure durability and reliability while maintaining optimal engine performance. Engineered to meet or exceed OEM specifications, this gasket kit is tailored for precision and compatibility with the Yamaha YFM660R Raptor, ensuring a dependable rebuild. Perfect for powersports enthusiasts looking to maximize engine power and efficiency.