{"product_id":"athena-cylinder-kit-85-00-mm-for-honda-crf250r-p400210100067","title":"Athena Cylinder Kit 85.00 mm for Honda CRF250R (P400210100067)","description":"\u003cp\u003eUpgrade your Honda CRF250R engine with the Athena Cylinder Kit, part number P400210100067. Designed for high-performance applications, this kit features an aluminum cylinder with a durable nickel-carbide coating and larger water jackets to support effective cooling during demanding riding conditions. The cylinder is engineered to provide dependable performance and long-term durability for motocross and off-road use.\u003cbr\u003eThe kit includes specially designed, high-performance hard-anodized power valves that are required for proper operation and cannot be used with the original equipment manufacturer power valves. A forged piston with a molybdenum coating is also included to help reduce friction and withstand the stresses associated with high-performance engine operation.\u003cbr\u003eThis Athena kit is intended for riders and builders seeking a complete cylinder and piston upgrade for the CRF250R platform. Verify vehicle compatibility and installation requirements before purchase. Professional installation is recommended to ensure correct assembly, clearance, and power-valve setup. The cylinder head is not included, so reuse or source a compatible cylinder head separately.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eAluminum cylinder with nickel-carbide coating\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eLarger water jackets designed to support improved cooling\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh-performance hard-anodized power valves\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePower valves cannot be used with OEM components\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eForged piston with molybdenum coating\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCylinder head not included\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with Honda CRF250R applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBrand: Athena\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePart Number: P400210100067\u003c\/li\u003e\u003c\/ul\u003e\r\n\u003cp\u003eShips from Parts Unlimited.\u003c\/p\u003e","brand":"Athena","offers":[{"title":"Default Title","offer_id":60117917335838,"sku":"P400210100067","price":1079.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1091\/7884\/7518\/files\/1154136.png?v=1791117426","url":"https:\/\/shoplepier.com\/products\/athena-cylinder-kit-85-00-mm-for-honda-crf250r-p400210100067","provider":"LEPIER POWERSPORTS","version":"1.0","type":"link"}