{"product_id":"athena-p5f0790323002b-piston-kit-with-gaskets-2022-2025-honda-crf250r-rx","title":"Athena P5F0790323002B Piston Kit with Gaskets 2022-2025 Honda CRF250R\/RX","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eDon’t let a worn top end compromise the performance of the Honda CRF250R. When the engine begins to lose compression or requires a scheduled service interval, the \u003cstrong\u003eAthena P5F0790323002B Piston Kit with Gaskets\u003c\/strong\u003e provides the ultimate \u003cstrong\u003eRacing Performance\u003c\/strong\u003e solution to restore factory-level power. At \u003cstrong\u003eMoto-House MX\u003c\/strong\u003e, we understand that modern 250cc four-strokes require tight tolerances; this precision-engineered kit eliminates the need to source parts separately, ensuring the Honda CRF250RX remains reliable during high-intensity motos or technical off-road loops.\u003c\/p\u003e\n\u003cp\u003eEngineered for maximum durability, this kit is manufactured from a high-performance aluminum alloy with high silicon content to guarantee the same reliability as the OE piston while offering superior resistance. The forged piston is produced via reverse extrusion and finished on CNC machines, featuring a smooth profile that ensures regular flow and perfect flame propagation within the combustion chamber. By installing these Japanese-made rings with wear-resistant PVD coatings, the rider will notice reduced friction and increased durability throughout the lifespan of the Honda CRF250R.\u003c\/p\u003e\n\u003ch3\u003eTop Features: Athena P5F0790323002B Piston Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForged Aluminum Alloy:\u003c\/strong\u003e High silicon content construction provides greater resistance and excellent performance under extreme heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC Machined Precision:\u003c\/strong\u003e Produced using advanced numerical control machines for a smooth profile and optimized flame propagation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Rings:\u003c\/strong\u003e Includes Japanese-made segments with PVD or chromium nitride coatings to reduce cylinder friction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Top End Kit:\u003c\/strong\u003e Includes the piston, rings, pin, clips, and the necessary top-end gaskets for a seamless installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Compression:\u003c\/strong\u003e Features a 14.1:1 compression ratio designed specifically for the 4-stroke Honda CRF250R engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eVehicle Brand\u003c\/th\u003e\n\u003cth\u003eVehicle Model \u0026amp; Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022 - 2025\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCRF250R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022 - 2025\u003c\/td\u003e\n\u003ctd\u003eHonda\u003c\/td\u003e\n\u003ctd\u003eCRF250RX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a forged or cast piston?\u003c\/strong\u003e\u003cbr\u003eA: This Athena kit features a forged aluminum alloy piston, which offers superior strength and heat resistance compared to standard cast alternatives.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the kit include the head and base gaskets?\u003c\/strong\u003e\u003cbr\u003eA: Yes, this is a \"Piston Kit with Gaskets\" specifically designed to provide the essential components needed for a top-end refresh on the Honda CRF250R.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What does \"Model B\" signify for the bore size?\u003c\/strong\u003e\u003cbr\u003eA: The 78.96 mm (Model B) is slightly larger than the standard \"A\" size to account for natural cylinder wear, ensuring a perfect seal in the Honda CRF250RX.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUpgrade the Honda CRF250R\u003c\/strong\u003e today and get back to the track with confidence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMoto-House MX – Choice of Champions\u003c\/strong\u003e – is located in Clermont\/Montverde, FL. The best motocross shop in Central Florida.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ATHENA","offers":[{"title":"Default Title","offer_id":44195120578643,"sku":"P5F0790323002B","price":198.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/2890592.png?v=1773786489","url":"https:\/\/motohousemx.com\/products\/athena-p5f0790323002b-piston-kit-with-gaskets-2022-2025-honda-crf250r-rx","provider":"Moto-House MX","version":"1.0","type":"link"}