{"product_id":"kit-in-valve-spring-yzf450-prox-28-sis2424-2-intake-1","title":"Kit In Valve+spring YZF450, Prox 28.SIS2424-2 Intake","description":"\u003cp\u003eProx Steel INTAKE Valve\/Spring Kit\u003c\/p\u003e \u003cp\u003e\u003cbr\u003e Prox 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\u003e\u003cbr\u003eYamaha YFZ450 (2004-2009), Yamaha YZ450F (2003-2009), Yamaha WR450F (2003-2015), Yamaha YFZ450R (2009-2015), Gas-Gas EC450F (2013-2015),\u003c\/p\u003e \u003cp\u003ePROX 28.SIS2424-2\u003c\/p\u003e\n\u003c!-- venture-connect-compatibility:start --\u003e\n\u003csection class=\"venture-connect-compatibility\"\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\n\u003cp\u003ePlease check the exact model and year before ordering.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGAS-GAS\u003c\/td\u003e\n\u003ctd\u003eEC F 450\u003c\/td\u003e\n\u003ctd\u003e2013-2015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYZ F 450\u003c\/td\u003e\n\u003ctd\u003e2003-2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eWR F 450\u003c\/td\u003e\n\u003ctd\u003e2003-2015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYAMAHA\u003c\/td\u003e\n\u003ctd\u003eYFZ 450\u003c\/td\u003e\n\u003ctd\u003e2004-2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYamaha\u003c\/td\u003e\n\u003ctd\u003eYFZ R 450\u003c\/td\u003e\n\u003ctd\u003e2009-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/section\u003e\n\u003c!-- venture-connect-compatibility:end --\u003e","brand":"Pro-X Racing","offers":[{"title":"Default Title","offer_id":57506951201148,"sku":"65-K158.PX","price":219.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/3952\/8167\/files\/stock63604_1_282b4bb9-7c15-4135-a901-acdccc4b6b21.jpg?v=1790498379","url":"https:\/\/radhouse.co.uk\/products\/kit-in-valve-spring-yzf450-prox-28-sis2424-2-intake-1","provider":"Radhouse","version":"1.0","type":"link"}