{"product_id":"moose-offroad-0910-6517-piston-kit-14-3-1-2019-2025-yamaha-yz250f","title":"Moose Offroad 0910-6517 Piston Kit 14.3:1 2019-2025 Yamaha YZ250F","description":"\u003cp\u003eUnlock the full potential of your engine with the \u003cstrong\u003eMoose Offroad 0910-6517 High-Performance 4-Stroke Race Piston\u003c\/strong\u003e. Engineered for \u003cstrong\u003eelite-level racing performance\u003c\/strong\u003e, this kit features a high \u003cstrong\u003e14.3:1 compression ratio\u003c\/strong\u003e designed to provide massive gains in throttle response and top-end power. At \u003cstrong\u003eMoto-House MX\u003c\/strong\u003e, we provide riders with \u003cstrong\u003eprofessional-grade engine components\u003c\/strong\u003e that are \u003cstrong\u003eMade in the USA\u003c\/strong\u003e to ensure your Yamaha stays at the head of the pack.\u003c\/p\u003e\n\u003cp\u003eThis piston utilizes a \u003cstrong\u003efully boxed-style forging\u003c\/strong\u003e for ultimate strength and \u003cstrong\u003eweight reduction\u003c\/strong\u003e, allowing your engine to rev faster while maintaining \u003cstrong\u003elong-term durability\u003c\/strong\u003e. The \u003cstrong\u003efull radius dome design\u003c\/strong\u003e maximizes quench and eliminates hot spots to prevent \u003cstrong\u003eengine detonation\u003c\/strong\u003e under high-heat racing conditions. Each kit comes standard with a \u003cstrong\u003eDLC coated wrist pin\u003c\/strong\u003e for extreme resistance to abrasive wear and \u003cstrong\u003emoly-coated skirts\u003c\/strong\u003e to significantly \u003cstrong\u003ereduce friction and heat\u003c\/strong\u003e within the cylinder.\u003c\/p\u003e\n\u003ch3\u003eTop Features: Moose Offroad 0910-6517\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Boxed-Style Forging:\u003c\/strong\u003e Advanced \u003cstrong\u003ealuminum alloy construction\u003c\/strong\u003e for maximum structural integrity and \u003cstrong\u003eminimized friction\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14.3:1 High Compression:\u003c\/strong\u003e A true \u003cstrong\u003eracing performance upgrade\u003c\/strong\u003e for the Yamaha YZ250F, optimized for maximum power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDLC Coated Wrist Pin:\u003c\/strong\u003e Uses \u003cstrong\u003eDiamond-Like Carbon technology\u003c\/strong\u003e to extend service life and reliability under \u003cstrong\u003eextreme motocross conditions\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMoly Coated Skirts:\u003c\/strong\u003e Specialized coating that \u003cstrong\u003ereduces heat\u003c\/strong\u003e and improves the \u003cstrong\u003eengine break-in process\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal Bracing:\u003c\/strong\u003e Specialized design that decreases friction in the \u003cstrong\u003epin assembly\u003c\/strong\u003e while maximizing overall \u003cstrong\u003episton durability\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 8px; text-align: left;\"\u003eYear Range\u003c\/th\u003e\n\u003cth style=\"padding: 8px; text-align: left;\"\u003eVehicle Brand\u003c\/th\u003e\n\u003cth style=\"padding: 8px; text-align: left;\"\u003eVehicle Model \u0026amp; Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e2019-2025\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eYamaha\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eYZ250F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need to run race gas with a 14.3:1 compression ratio?\u003c\/strong\u003e\u003cbr\u003eYes, because of the \u003cstrong\u003ehigh-compression ratio\u003c\/strong\u003e, it is highly recommended to use high-octane \u003cstrong\u003erace fuel\u003c\/strong\u003e to prevent detonation and maximize the \u003cstrong\u003eperformance gains\u003c\/strong\u003e of this race piston.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes a DLC wrist pin better than a standard one?\u003c\/strong\u003e\u003cbr\u003eThe \u003cstrong\u003eDLC (Diamond-Like Carbon) coating\u003c\/strong\u003e is incredibly hard and slick, which reduces wear on both the pin and the piston boss, making it essential for \u003cstrong\u003ehigh-RPM 4-stroke engines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a standard size piston?\u003c\/strong\u003e\u003cbr\u003eYes, this is a \u003cstrong\u003e77.00mm standard bore size\u003c\/strong\u003e piston, making it a \u003cstrong\u003epremium OEM replacement\u003c\/strong\u003e for your stock cylinder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade Your Ride\u003c\/strong\u003e with the strongest forging on the market. Buy the \u003cstrong\u003eMoose Offroad 0910-6517 Piston Kit\u003c\/strong\u003e today from \u003cstrong\u003eMoto-House MX\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMoto-House MX – Choice of Champions\u003c\/strong\u003e – is located in Clermont\/Montverde, FL. The best motocross shop in Central Florida.\u003c\/p\u003e","brand":"MOOSE OFFROAD","offers":[{"title":"Default Title","offer_id":44174189592659,"sku":"MPX1089","price":421.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/2724543.png?v=1772930894","url":"https:\/\/motohousemx.com\/products\/moose-offroad-0910-6517-piston-kit-14-3-1-2019-2025-yamaha-yz250f","provider":"Moto-House MX","version":"1.0","type":"link"}