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The WSM Piston Kit, part number 50-306PK, is designed for optimal performance and durability in Polaris engines with a bore size of 83.00 mm. Built with high-quality materials, this piston kit features a nonabrasive MoS2 (Molybdenum Disulfide) coating on the skirts, which reduces heat and friction during operation. This coating not only enhances power output but also extends the lifespan of the piston by efficiently drawing heat through the piston walls and out the bottom, maintaining optimal operating temperatures. The piston tops are specially hardened to add strength to the ring grooves, ensuring reliable performance under demanding conditions. An improved E-clip design simplifies installation and enhances security, making this kit a reliable choice for engine rebuilds or upgrades. Whether restoring or upgrading your Polaris engine, this piston kit delivers quality construction and performance that meet or exceed OEM standards, ensuring long-lasting engine efficiency and power.
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