{"product_id":"piston-kit-07-09-crf150r-66-hc-wossner-8662da-12-5-1-comp-13101-kse-670","title":"PISTON KIT 07-09 CRF150R 66 HC, WOSSNER 8662DA 12.5:1 COMP, 13101-KSE-670","description":"\u003cp\u003eThe Wossner 8662DA forged piston kit with a 66.00mm bore is designed for high-compression performance in Honda CRF150R models from 2007 to 2009. Manufactured in Germany, this piston offers excellent durability, thermal performance, and strength. Its elliptical shape ensures uniform pressure distribution under expansion, minimizing stress and preventing piston collapse.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eHigh-compression forged piston for enhanced performance and durability\u003c\/li\u003e\n\t\u003cli\u003eEngineered for efficient heat transfer to cylinder walls\u003c\/li\u003e\n\t\u003cli\u003eElliptical design provides uniform bearing surface under thermal expansion\u003c\/li\u003e\n\t\u003cli\u003eReduces localized pressure and risk of piston collapse\u003c\/li\u003e\n\t\u003cli\u003eManufactured in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eBore: 66.00 mm\u003c\/li\u003e\n\t\u003cli\u003eActual Bore Diameter: 65.95 mm\u003c\/li\u003e\n\t\u003cli\u003eDisplay: 149 cm³\u003c\/li\u003e\n\t\u003cli\u003eHub Stroke: 43.70 mm\u003c\/li\u003e\n\t\u003cli\u003eClearance: 0.05 mm\u003c\/li\u003e\n\t\u003cli\u003eCompression Height: 20.60 mm\u003c\/li\u003e\n\t\u003cli\u003eDome Volume: -1.80 cm³\u003c\/li\u003e\n\t\u003cli\u003eWossner Compression Ratio: 12.50:1\u003c\/li\u003e\n\t\u003cli\u003eOEM Compression Ratio: 11.70:1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003ePiston: 8662DA\u003c\/li\u003e\n\t\u003cli\u003eLock: CW14\u003c\/li\u003e\n\t\u003cli\u003ePin: WP058\u003c\/li\u003e\n\t\u003cli\u003eRing Set: 660XKS\u003c\/li\u003e\n\t\u003cli\u003eRod: P4024\u003c\/li\u003e\n\t\u003cli\u003ePart No.: 56-W4924+00A.WO\u003c\/li\u003e\n\t\u003cli\u003eOEM Reference: 13101-KSE-670\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eHonda CRF150R 2007–2009\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wossner","offers":[{"title":"Default Title","offer_id":51391879020810,"sku":"56-w4924+00a.wo","price":154.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/2757\/4026\/files\/image-1-6E27DA70-C5C9-4273-AB79-27F2CA90CB7C_56-W4924_00A.WO.jpg?v=1750687711","url":"https:\/\/2bros-mx.com\/products\/piston-kit-07-09-crf150r-66-hc-wossner-8662da-12-5-1-comp-13101-kse-670","provider":"2bros-mx.com","version":"1.0","type":"link"}