{"product_id":"prox-steel-exhaust-valve-and-spring-kit-for-rm-z450-2008-2011-and-rmx450z","title":"PROX Steel Exhaust Valve and Spring Kit for RM-Z450 (2008-2011) and RMX450Z","description":"\u003cdiv class=\"productDescription\"\u003e\n\u003cdiv class=\"primaryProductDescription\"\u003e\u003cp\u003eReplaces the OEM valves \u0026amp; valve springs\u003cbr\u003e\u003cbr\u003eSteel, nitrided valves for increased durability and less wear under extreme conditions\u003cbr\u003e\u003cbr\u003eStronger valve springs deal with the extra weight of the steel valves\u003cbr\u003e\u003cbr\u003eSprings are made from premium chrome vanadium steel for higher performance and durability at high rpm\u003cbr\u003e\u003cbr\u003eKit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals  \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 dirt bike with the PROX Steel Exhaust Valve and Spring Kit designed specifically for Suzuki RM-Z450 models from 2008 to 2011 and the RMX450Z. This kit includes high-quality components engineered to improve engine performance and durability, ensuring your motorcycle maintains peak efficiency during intense riding sessions. Made from durable steel, the exhaust valve resists wear and corrosion, providing long-lasting performance in demanding conditions. The kit also features precision-matched springs that optimize valve operation and reduce the risk of failure, supporting consistent power delivery and smooth engine operation. Whether you're rebuilding your engine or enhancing its performance, this kit offers reliable components that meet or exceed OEM standards, ensuring a direct fit and straightforward installation. Proper valve and spring maintenance are critical for maintaining optimal engine compression and combustion efficiency, and this PROX kit makes it easier to keep your bike running at its best.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eHigh-quality steel construction for durability and resistance to wear\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIncludes exhaust valve and matching springs for comprehensive maintenance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned specifically for Suzuki RM-Z450 models from 2008-2011 and RMX450Z\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered to improve engine performance and longevity\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEasy to install with precise fit for seamless integration\u003c\/li\u003e\u003c\/ul\u003e","brand":"PROX","offers":[{"title":"Default Title","offer_id":49998791344368,"sku":"111060","price":143.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0844\/1980\/5424\/files\/LG112715_F0-B39A5490188B.jpg?v=1783644580","url":"https:\/\/sublimepowersports.com\/products\/prox-steel-exhaust-valve-and-spring-kit-for-rm-z450-2008-2011-and-rmx450z","provider":"Sublime Powersports","version":"1.0","type":"link"}