{"product_id":"prox-piston-kit-for-yamaha-yz450f-2010-2011-12-5-1-compression-ratio-part-number-01-2440-a","title":"PROX Piston Kit for Yamaha YZ450F 2010-2011 - 12.5:1 Compression Ratio | Part Number 01.2440.A","description":"\u003cdiv class=\"productDescription\"\u003e\n\u003cdiv class=\"primaryProductDescription\"\u003e\u003cp\u003eExcellent economic alternative when you are looking for an OEM quality replacement piston\u003cbr\u003e\u003cbr\u003eMainly manufactured in Japan by reputable Original Equipment Manufacturers to ProX exact specifications and high quality standards\u003cbr\u003e\u003cbr\u003eSleeved cylinder piston kits are available in standard size and a Wide range of oversizes\u003cbr\u003e\u003cbr\u003ePlated cylinder piston kits come in standard size, as well as in A, B, C and D oversizes if available\u003cbr\u003e\u003cbr\u003eProX leads the industry in cast and forged pistons made specifically to replace OEM parts\u003cbr\u003e\u003cbr\u003eComes complete with pistons, piston rings, wrist pin and circlips  \u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003c\/div\u003e \u003cdiv id=\"itemGroup\" class=\"productItemGroup\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eUpgrade your Yamaha YZ450F with the PROX Piston Kit designed specifically for models from 2010 to 2011. Engineered for optimal performance, this kit features a high-quality piston that ensures reliable power delivery and durability under demanding riding conditions. Whether you're rebuilding your engine or enhancing its performance, this piston kit offers a precise fit and excellent wear resistance to extend your motorcycle's lifespan.\u003c\/p\u003e\u003cp\u003eThe PROX Piston Kit includes all necessary components for a complete overhaul, making installation straightforward for experienced mechanics and enthusiasts alike. The kit's design emphasizes improved combustion efficiency, contributing to increased horsepower and throttle response. With a compression ratio of 12.5:1, this piston kit delivers a notable boost in engine performance while maintaining excellent durability and reliability.\u003c\/p\u003e\u003cp\u003eConstructed from premium materials, the PROX piston is engineered to withstand high temperatures and pressures typical of competitive and recreational riding. Its precise craftsmanship ensures minimal piston-to-cylinder clearances, reducing unwanted piston slap and enhancing overall engine smoothness. This kit is an ideal upgrade for riders seeking to restore or improve their YZ450F's performance with a trusted aftermarket component.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Yamaha YZ450F models from 2010 to 2011\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression ratio of 12.5:1 for increased power output\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes all necessary components for a complete piston replacement\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eConstructed from durable, high-quality materials to withstand high temperatures and pressures\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for reliable performance and long-lasting durability\u003c\/li\u003e\u003c\/ul\u003e","brand":"PROX","offers":[{"title":"Default Title","offer_id":50001031528688,"sku":"108753","price":210.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/1980\/5424\/files\/LG59AD62FF-4A11-41D2-B4B0-CDDCE87A9C7D.jpg?v=1783656152","url":"https:\/\/sublimepowersports.com\/products\/prox-piston-kit-for-yamaha-yz450f-2010-2011-12-5-1-compression-ratio-part-number-01-2440-a","provider":"Sublime Powersports","version":"1.0","type":"link"}