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The Wiseco PK1921 Top End Kit is designed for Husqvarna and KTM motorcycles with a 47mm bore or standard size, providing a comprehensive solution for your engine rebuild. Crafted with race-proven piston designs, this kit ensures high performance and durability, making it suitable for a variety of racing disciplines including Supercross, Motocross, GNCC, and Superbike. Each component is selected to deliver optimal power and longevity, whether you're restoring a vintage model or preparing your bike for competitive use. The kit includes a forged piston made from aerospace alloy, a high-performance ring set, an alloy pin, and a complete gasket set, offering everything needed for a professional rebuild in one package. These parts are engineered for superior strength-to-weight ratio, ensuring your engine maintains maximum efficiency and power output. The pistons utilize dedicated forgings for enhanced durability under demanding conditions, and the included gaskets are made from premium materials to ensure reliable sealing and long-term performance. Designed with precision and quality, the Wiseco PK1921 kit simplifies the rebuild process, saving time and providing peace of mind that all components are matched for compatibility and performance. Whether you're looking to restore your motorcycle to factory specifications or seeking a performance upgrade, this kit delivers the reliability and high-performance features required for serious riding and racing environments.
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