{"product_id":"kibblewhite-precision-30-33310-cylinder-head-service-kit","title":"Kibblewhite Precision 30-33310 Cylinder Head Service Kit","description":"Max valve lift (intake\/ exhaust) .385in., 1.185in. installed height, seat pressure 50 lb., open pressure 160 lb. \u003cbr\u003e4 titanium retainers, 4 valve springs, 4 steel base washers, Black Diamond intake\/ exhaust valves (2 each), 4 C630 valve guides, top end gasket kit.\u003cbr\u003e \u003cbr\u003e Everything needed to completely refresh\/ upgrade the cylinder head. Include lightweight racing valve spring kits with steel or titanium valve spring retainers, beehive or dual valve springs, steel base washers and Viton valve stem seals. Black Diamond or White Diamond stainless steel valves for increased longevity (valves are standard size). C630 bronze valve guides (standard size). Top end gasket kit including base gaskets, engine case gaskets, exhaust gaskets, head gaskets and necessary O-rings and washers (as needed per application).\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e2010-2015 Honda CRF250R","brand":"Kibblewhite Precision","offers":[{"title":"Default Title","offer_id":44200589983866,"sku":"5945169","price":466.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/33739d018104d9c3e7ac99a373037ee7.jpg?v=1788524298","url":"https:\/\/www.powersportsuperstore.com\/products\/kibblewhite-precision-30-33310-cylinder-head-service-kit","provider":"Powersport Superstore","version":"1.0","type":"link"}