{"product_id":"athena-s4f083500020-piston","title":"Athena S4F083500020 Piston","description":"\u003cdiv\u003e\u003cp\u003eAthena S4F083500020 is a forged racing piston sized for Yamaha YFM350 Warrior XR\/XS four-stroke ATVs, with a standard bore of 83.44 mm to fit cylinders built to that size. This piston is marketed as a forged racing component for high-performance rebuilds of the YFM350 Warrior family, offering the strength and precise dimensions required for reliable compression and piston-to-bore fit in 4T Yamaha applications. The specific bore, 83.44 mm, identifies compatibility with standard-bore Yamaha YFM350 Warrior XR\/XS models, making it a direct replacement option for worn or damaged pistons in these engines. The part is catalogued under the reference S4F083500020 across several distributors and retailer listings, including Athena’s own designation and retailer pages that list the exact bore and model fit for Yamaha YFM350 Warrior XR\/XS vehicles.\u003c\/p\u003e\u003c\/div\u003e","brand":"Athena","offers":[{"title":"New","offer_id":51660310118702,"sku":null,"price":43.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_233ee229-cb56-444c-8be4-a81f174cdadb.jpg?v=1769535967","url":"https:\/\/plgautomation.com\/products\/athena-s4f083500020-piston","provider":"PLG Automation ","version":"1.0","type":"link"}