{"product_id":"ref-56-k165-099-ckw","title":"CYLINDER WORKS CYLINDER KIT YAMAHA YZ-F450 14-17, WR450F 16-18, 99mm BIG BORE","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003eCylinder Works +2mm Big Bore 99mm Cylinder Kit for the 2014-2017 Yamaha YZ450F, 2016-2018 Yamaha WR450F, and 2016-2018 Yamaha YZ450FX increases displacement to 468cc. This direct bolt-on upgrade requires no re-plating and includes a matched Vertex piston for durability, performance, and reduced engine noise.\u003c\/p\u003e  \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eDirect bolt-on installation with no additional machining required\u003c\/li\u003e \t\u003cli\u003eNickel Silicon Carbide plated for extended lifespan\u003c\/li\u003e \t\u003cli\u003eThree options available: Standard Bore, Standard Bore High Compression, and Big Bore\u003c\/li\u003e \t\u003cli\u003eIncludes cylinder, piston, rings, pin, clips, and top-end gasket kit\u003c\/li\u003e \t\u003cli\u003eBig bore cylinder kits do not require additional machine work (unless specified)\u003c\/li\u003e \t\u003cli\u003eReplacement Vertex piston, rings, clips, and pins available separately\u003c\/li\u003e \t\u003cli\u003eManufactured in the U.S.A.\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eBore: 99mm (+2mm)\u003c\/li\u003e \t\u003cli\u003eDisplacement: 468cc\u003c\/li\u003e \t\u003cli\u003eCompression Ratio: 12.5:1\u003c\/li\u003e \t\u003cli\u003eUses Vertex Piston #23655\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eNot specified\u003c\/li\u003e \u003c\/ul\u003e  \u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003e2014 Yamaha YZ450F\u003c\/li\u003e \t\u003cli\u003e2015 Yamaha YZ450F\u003c\/li\u003e \t\u003cli\u003e2016 Yamaha YZ450F\u003c\/li\u003e \t\u003cli\u003e2017 Yamaha YZ450F\u003c\/li\u003e \t\u003cli\u003e2016 Yamaha WR450F\u003c\/li\u003e \t\u003cli\u003e2017 Yamaha WR450F\u003c\/li\u003e \t\u003cli\u003e2018 Yamaha WR450F\u003c\/li\u003e \t\u003cli\u003e2016 Yamaha YZ450FX\u003c\/li\u003e \t\u003cli\u003e2017 Yamaha YZ450FX\u003c\/li\u003e \t\u003cli\u003e2018 Yamaha YZ450FX\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003eMajority of our listings are for a direct replacement for your original part.\u003c\/p\u003e\n\u003cp\u003eOur parts are made of quality and are designed to meet or exceed the original OEM Standards.\u003c\/p\u003e\n\u003cp\u003eOur products are often a cost effective alternative to genuine OEM Parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003ethe models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"AW Motorcycle Parts","offers":[{"title":"Default Title","offer_id":55594631561590,"sku":"REF 56-K165.099.CKW","price":726.27,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock51946_1.jpg?v=1746732080","url":"https:\/\/n0jgtc-nz.myshopify.com\/products\/ref-56-k165-099-ckw","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}