{"product_id":"wossner-piston-kit-99-42mm-0-50mm-oversize-for-polaris-rzr-570","title":"Wossner Piston Kit 99.42mm +0.50mm Oversize for Polaris RZR 570","description":"\u003cp\u003eElevate your Polaris RZR 570 or Sportsman 570's engine performance and reliability with the precision-engineered \u003cstrong\u003eWossner 99.42mm +0.50mm oversize piston kit\u003c\/strong\u003e. Designed for riders who demand superior durability and a perfect fit for their engine rebuilds or performance upgrades, this kit provides the foundation for a robust and long-lasting powerplant.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThis Wossner piston kit is meticulously crafted to meet the rigorous demands of off-road riding, offering an exceptional blend of strength and lightweight design. With a bore size of 99.42mm and a +0.50mm oversize, it's specifically engineered for Polaris RZR 570 models from 2012-2021 and Sportsman 570 models from 2014-2025, ensuring a precise fit after your cylinder has been professionally bored and honed. Each Wossner high-performance piston is forged from a premium high-silicon aluminum alloy, known for its excellent heat resistance and reduced thermal expansion, which translates to a tighter piston-to-wall clearance and enhanced longevity. The advanced design minimizes friction and wear, providing optimal power delivery and improved throttle response across all RPMs. Investing in a Wossner piston kit means choosing a component trusted by professionals for its unwavering quality and performance.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Strength Forged Construction:\u003c\/strong\u003e Engineered from a superior high-silicon aluminum alloy for exceptional durability and resistance to extreme engine conditions, ensuring a longer lifespan for your ATV's engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Oversize Fit:\u003c\/strong\u003e Specifically designed with a 99.42mm bore and +0.50mm oversize to restore optimal compression and performance in cylinders requiring a bore-out, providing a perfect fit and seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Skirt Design:\u003c\/strong\u003e Features an advanced piston skirt profile that reduces friction and wear, promoting smoother operation and enhancing overall engine efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Heat Dissipation:\u003c\/strong\u003e The robust material and design contribute to superior heat management, preventing pre-ignition and maintaining consistent power output even under heavy loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Rebuild Solution:\u003c\/strong\u003e Includes the high-quality piston, piston rings, wrist pin, and circlips, offering a comprehensive package for a professional and reliable engine rebuild.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication-Specific Design:\u003c\/strong\u003e Tailored for exact compatibility with Polaris RZR 570 (2012-2021) and Sportsman 570 (2014-2025) models, guaranteeing OEM-level fitment and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wossner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston Diameter:\u003c\/strong\u003e 99.42mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversize:\u003c\/strong\u003e +0.50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Polaris RZR 570 (2012-2021), Polaris Sportsman 570 (2014-2025)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN\/SKU:\u003c\/strong\u003e 09106111\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e 8951D050\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to Know\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation is highly recommended to ensure proper fitment and engine performance.\u003c\/li\u003e\n\u003cli\u003eInstallation of this +0.50mm oversize piston requires professional boring and honing of the cylinder to the correct specification.\u003c\/li\u003e\n\u003cli\u003eGasket kit and additional engine seals are not included and must be purchased separately.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":62381522452810,"sku":"09106111","price":305.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/98ae7041c00b0bf16b21f0d784011ac1.webp?v=1781741274","url":"https:\/\/partsdenmark.com\/products\/wossner-piston-kit-99-42mm-0-50mm-oversize-for-polaris-rzr-570","provider":"Parts Denmark","version":"1.0","type":"link"}