{"product_id":"kit-ex-valve-spring-kx450f-prox-28-ses4406-1-exhaust","title":"KIT EX VALVE+SPRING KX450F, PROX 28.SES4406-1 EXHAUST","description":"\u003cp\u003eProx Steel Exhaust Valve\/Spring Kit \u003cbr\u003e Prox is offering a wide range of titanium into steel conversion kits. The ProX titanium into steel extends 3\u003c\/p\u003e \u003cp\u003etimes the lifespan up the OEM titanium valves. The kits contain a set of steel intake or exhaust valves plus a set of special designed stronger valve springs. due to the extra weight of the steel valve a heavier valve spring must be used! The ProX kit just replaces the OEM valves \u0026amp; valve springs and can be installed using the OEM retainers, bases and valve seats.\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e Kawasaki KFX450R (KSF450) (2008-2014), Kawasaki KX450F (2006-2008),\u003c\/p\u003e \u003cp\u003ePROX 28.SES4406-1\u003c\/p\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":57206196240757,"sku":"65-K111.PX","price":175.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/stock63588_1.jpg?v=1779150546","url":"https:\/\/www.smxoffroad.com\/products\/kit-ex-valve-spring-kx450f-prox-28-ses4406-1-exhaust","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}