{"product_id":"athena-250cc-cylinder-kit-high-performance-upgrade-1","title":"Athena 250cc Cylinder Kit - High-performance Upgrade","description":"\u003cp\u003eUpgrade your 4-stroke engine with the Athena 250cc Cylinder Kit. This kit delivers enhanced performance and reliability, making it ideal for enthusiasts and professionals seeking a competitive edge.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eThe Athena Cylinder Kit transforms your engine with an aluminum cylinder featuring a durable nickel-silicon carbide (Ni-SiC) coating for superior wear resistance and heat dissipation. Larger water jackets are integrated into the cylinder design to improve cooling efficiency, maintaining optimal operating temperatures even under extreme conditions. The specially designed, hard anodized power valves enhance exhaust flow and increase overall engine output. A forged piston with a molybdenum coating ensures reduced friction and increased durability. Installation may require adjustments; professional installation is recommended.\u003c\/p\u003e\n\n\u003ch2\u003eFeatures \u0026amp; highlights\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eEnhanced Cooling: Larger water jackets maintain optimal engine temperature.\u003c\/li\u003e\n    \u003cli\u003eDurable Construction: Aluminum cylinder with nickel-silicon carbide coating for superior wear resistance.\u003c\/li\u003e\n    \u003cli\u003eOptimized Performance: Hard anodized power valves improve exhaust flow and increase engine output.\u003c\/li\u003e\n    \u003cli\u003eReduced Friction: Forged piston with molybdenum coating minimizes friction and maximizes engine life.\u003c\/li\u003e\n    \u003cli\u003eIncreased Power: Upgrade your 250cc 4-stroke engine for enhanced performance on the track or trail.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical specifications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eBrand: Athena\u003c\/li\u003e\n    \u003cli\u003ePart Number: P400510100019\u003c\/li\u003e\n    \u003cli\u003eBore Size: 77.00 mm\u003c\/li\u003e\n    \u003cli\u003eColor\/Finish: Aluminum, Natural\u003c\/li\u003e\n    \u003cli\u003eCompression Ratio: 13.4:1\u003c\/li\u003e\n    \u003cli\u003eCylinder Bore Coating: Nickel-Silicon Carbide\u003c\/li\u003e\n    \u003cli\u003eDisplacement: 250cc\u003c\/li\u003e\n    \u003cli\u003eEngine Type: 4-Stroke\u003c\/li\u003e\n    \u003cli\u003eMaterial: Aluminum\u003c\/li\u003e\n    \u003cli\u003eUnits: Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant to know\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003eOEM power valves cannot be used with this kit.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Athena","offers":[{"title":"Default Title","offer_id":53639100498250,"sku":"09311107","price":544.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0971\/0016\/9546\/files\/0db3e5343fcbf80586585d9964fc7b0e.webp?v=1766348222","url":"https:\/\/partsdenmark.de\/products\/athena-250cc-cylinder-kit-high-performance-upgrade-1","provider":"Parts Denmark","version":"1.0","type":"link"}