{"product_id":"kit-ex-valve-spring-kx250f-prox-28-ses4335-1-exhaust","title":"KIT EX VALVE+SPRING KX250F, PROX 28.SES4335-1 EXHAUST","description":"Prox Steel Exhaust Valve\/Spring Kit \u003cp\u003eProx is offering a wide range of titanium into steel conversion kits. The ProX titanium into steel extends 3 times 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\u003eSuzuki RM-Z250 (2004-2006), \u003cbr\u003eKawasaki KX250F (2004-2016),\u003c\/p\u003e \u003cp\u003ePROX 28.SES4335-1\u003c\/p\u003e \u003cp\u003e  \u003c\/p\u003e \u003cp\u003e  \u003c\/p\u003e \u003cp\u003e  \u003c\/p\u003e\u003cbr\u003e","brand":"Pro-X Racing","offers":[{"title":"Default Title","offer_id":50697319645450,"sku":"65-K110.PX","price":155.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0846\/0094\/6954\/files\/stock63587_1.jpg?v=1738339598","url":"https:\/\/store.phoenixmotos.com\/products\/kit-ex-valve-spring-kx250f-prox-28-ses4335-1-exhaust","provider":"Phoenix Motos","version":"1.0","type":"link"}