{"product_id":"prox-steel-int-valve-spring-kit","title":"ProX Steel Int Valve\/Spring Kit","description":"\u003cp\u003eTitanium or steel valves? It is up to you! Fortunately OEM prices for the Titanium valves slowly decreased over the years to a level where it is reasonably priced now. Therefore ProX Racing Parts had to found a solution for their titanium valve pricing. Quality is very important to us, but it has it's price. We found a source, which makes it possible to decrease our titanium valve prices! The steel valves offer increased durability and easily extends 3 times the lifespan of the OEM Titanium valves. Due to the extra weight of the steel a heavier valve spring must be used! ProX has developed the Steel Intake and Exhaust Valve \u0026amp; Spring Kits, containing a set of steel intake or exhaust valves plus a set of specially designed stronger valve springs. The ProX kit juts replaces the OEM valves \u0026amp; valve springs and can be installed using the OEM retainers, bases and valve seats. Steel Valve \u0026amp; Spring Kit Features: - Steel valves for increased durability and less wear under extreme conditions - Nitrided valves offer high microhardness while supersmooth surface finish reduces friction between stem and guide - Special stronger valve springs deal with the extra weight of the steel valves - Spring are made from premium Chrome Vanadium Steel for higher performance and durability under high RPM - Fully rebuildable with OEM retainers, bases and seals without the need of any further engine modifications - Comes as complete package for quick, easy and cost efficient replacement\n\u003cbr\u003eProX Racing Parts Steel Intake Valve\/Spring Kit YZ450F '10-13.\u003c\/p\u003e","brand":"ProX","offers":[{"title":"Default Title","offer_id":45243930050812,"sku":"28.SIS2440-2","price":185.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/products\/664ed3139e1e75dc51db607887161b8a.jpg?v=1710932846","url":"https:\/\/diycustoms.store\/products\/prox-steel-int-valve-spring-kit","provider":"diycustoms.store","version":"1.0","type":"link"}