{"product_id":"cylinder-kit-09-12-crf450-99mm-works-478cc-11006-k01","title":"CYLINDER KIT 09-12 CRF450 99mm, WORKS 478cc 11006-K01","description":"\u003cp\u003e\u003cstrong\u003eCylinder Works +3mm Big Bore Complete Cylinder Kit (11006-K01)\u003c\/strong\u003e for Honda CRF450R (2009-2012) increases displacement to 478cc with a 99mm bore and 12.0:1 compression ratio. This direct bolt-on kit is ready to install without requiring replating or additional machining. Built to deliver enhanced performance while maintaining OEM fit and reliability.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eBig bore cylinder increases displacement to 478cc (+3mm).\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eBore size: 99mm with a compression ratio of 12.0:1.\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eNickel Silicon Carbide plating for extended durability.\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eHoned to exact specifications for seamless piston installation.\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDirect bolt-on design requires no machining or replating.\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eComplete kit includes gaskets, cylinder, piston, rings, pin, and clips.\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eOptional use with Hot Rods #4193 increases displacement to 500cc.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eDisplacement: 478cc\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eBore size: 99mm\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCompression ratio: 12.0:1\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePiston assembly: Vertex #23534\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eIncluded Items:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eCylinder\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePiston\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eRings\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePin and clips\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eGaskets\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eHonda: 12100-MEN-A30\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eHonda: 12100-MEN-A50\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eHonda CRF450R (2009-2012)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":57138760515957,"sku":"56-K142.099.CKW1","price":735.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/stock51799_1.jpg?v=1778201589","url":"https:\/\/www.smxoffroad.com\/fr\/products\/cylinder-kit-09-12-crf450-99mm-works-478cc-11006-k01","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}