{"product_id":"athena-p400485100042-big-bore-cylinder-kit-293cc-2003-2023-yamaha-yz250","title":"ATHENA P400485100042 Big Bore Cylinder Kit 293cc - 2003-2023 Yamaha YZ250","description":"\u003ch2 class=\"css-1ypebu9 emv4zb87\"\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eATHENA P400485100042 Big Bore Cylinder Kit (72.00mm) for Yamaha YZ250 (2003-2023)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eUnleash Maximum Performance:\u003c\/strong\u003e Specially designed for high-performance racing, this big bore kit increases displacement to 293cc for unparalleled power gains.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003ePremium Materials:\u003c\/strong\u003e The aluminum cylinder features a durable nickel-carbide coating. The aluminum head includes a removable bronze dome for optimized combustion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eHard-Anodized Power Valves:\u003c\/strong\u003e The kit includes high-performance, hard-anodized power valves designed for racing (not compatible with OEM valves).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eComplete Top-End Solution:\u003c\/strong\u003e Includes an Athena gasket set with all required seals and hardware for a comprehensive top-end rebuild.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eForged Race Piston:\u003c\/strong\u003e The piston kit features a forged race piston, rings, clips, and pin for strength and durability under extreme conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eATHENA Big Bore Cylinder Kit :\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum\u003c\/li\u003e\n\u003cli\u003eCylinder Bore Coating: Nickel-Carbide\u003c\/li\u003e\n\u003cli\u003eBore Size: 72.00 mm\u003c\/li\u003e\n\u003cli\u003eDisplacement: 293 cc\u003c\/li\u003e\n\u003cli\u003eEngine Type: 2-Stroke\u003c\/li\u003e\n\u003cli\u003eStyle: Big Bore\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"css-1ypebu9 emv4zb87\"\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eThis is a complete big bore cylinder and piston kit. Please ensure proper installation by a qualified mechanic to prevent engine damage.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"css-1ypebu9 emv4zb87\"\u003e\u003cstrong class=\"css-4ogmf6 emv4zb86\"\u003eOrder your Athena Big Bore Cylinder Kit today and take your Yamaha YZ250 to the next level!\u003c\/strong\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"Athena","offers":[{"title":"Default Title","offer_id":41953425260627,"sku":"P400485100042","price":1606.46,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/athena-p400485100042-big-bore-cylinder-kit-for-2003-2023-yamaha-yz250-720072.jpg?v=1735340673","url":"https:\/\/motohousemx.com\/products\/athena-p400485100042-big-bore-cylinder-kit-293cc-2003-2023-yamaha-yz250","provider":"Moto-House MX","version":"1.0","type":"link"}