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The VERTEX Top End Piston Kit for Yamaha YZ85 features a precision-constructed piston designed for optimal performance and durability. The piston is heat treated with a T-5 hardening and tempering cycle, enhancing its strength and resistance to wear in demanding riding conditions. Its high-tech Molybdenum Disulphite coating on the piston skirt ensures faster break-in times and extends piston life by reducing friction and heat buildup. Crafted from gravity-cast aluminum alloy containing 18% silicone, this piston offers a balance of lightweight performance and structural integrity, making it an ideal OE replacement component for your motorcycle.
The kit includes everything necessary for a comprehensive top-end rebuild, such as the piston, rings, pins, circlips, top end gaskets, and wrist pin bearing. Designed for easy installation and compatibility with Yamaha YZ85 models, this top-end kit ensures your engine maintains peak performance with improved longevity. Whether you're restoring your bike or upgrading for enhanced reliability, this piston kit delivers factory-quality components with advanced coatings and heat treatment for sustained high-performance riding. Engineered to meet or exceed OEM specifications, the VERTEX VTK24370B piston kit provides a dependable solution for motocross enthusiasts and professional mechanics alike.
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