{"product_id":"athena-p400485100101-big-bore-cylinder-kit","title":"Athena P400485100101 Big Bore Cylinder Kit","description":"Bore: 54.00mm\u003cbr\u003e Compression: 14.7:1 Compression\u003cbr\u003e Sizing: Sizing Not Available\u003cbr\u003e\u003cbr\u003eKits include aluminum cylinder with nickel-carbide coating designed with larger water jackets. Includes Forged piston, rings, clips and pin. Athena top-end gasket set includes required seals and hardware. Easy-to-follow step-by-step installation instructions. Most are bolt-on; no machining required except where noted.\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e2022-2025 Yamaha YZ125\u003cbr\u003e 2023-2025 Yamaha YZ125X","brand":"Athena","offers":[{"title":"Default Title","offer_id":44218751058042,"sku":"8905845","price":1034.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/08f2b15cb4db41898c469a250610d2a5.jpg?v=1791066680","url":"https:\/\/www.powersportsuperstore.com\/products\/athena-p400485100101-big-bore-cylinder-kit","provider":"Powersport Superstore","version":"1.0","type":"link"}