{"product_id":"je-pistons-0910-6856-394138-ultra-series-piston-kit-piston-kit-4-250-m8-394138","title":"JE Pistons Ultra Series Piston Kit - 394138 For Harley Motorcycles 2018-2026","description":"\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePropriety aligned grain flow forging technology for maximum tensile strength suited for high performance enviroment\u003c\/li\u003e\n\u003cli\u003eCermic crown coating protects the piston by reducing heat transfer\u003c\/li\u003e\n\u003cli\u003eInternal and external bracing maintains optimized strength-to-weight ratio for longevity\u003c\/li\u003e\n\u003cli\u003e3D undercrown milling in non-critical areas reduces overall weight\u003c\/li\u003e\n\u003cli\u003eLateral gas ports and accumulator groove maintain power-producing ring seal even at high RPM and high boost\u003c\/li\u003e\n\u003cli\u003eSkirt coating reduces operating friction and wear throughout the life of piston\u003c\/li\u003e\n\u003cli\u003eOffset pin reduces piston rock and minimize engine operating noise\u003c\/li\u003e\n\u003cli\u003eSkirt notches for optimal clearance at the bottom dead center\u003c\/li\u003e\n\u003cli\u003eKit includes two pistons, premium ring pack, wrist pins and wire locks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUltra Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003ePiston Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRiding Style\u003c\/td\u003e\n\u003ctd\u003eStreet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Oversize\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore - Oversize\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Material\u003c\/td\u003e\n\u003ctd\u003eForged 2618 Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Head Shape\u003c\/td\u003e\n\u003ctd\u003eDished\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompression Ratio\u003c\/td\u003e\n\u003ctd\u003e10.25:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Size\u003c\/td\u003e\n\u003ctd\u003e4.250\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke Length\u003c\/td\u003e\n\u003ctd\u003e4.500\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUnits\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch2\u003ePart Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eKit Includes:\u003c\/li\u003e\n\u003cli\u003e• 2x Ultra Series Pistons\u003c\/li\u003e\n\u003cli\u003e• 2x Wrist Pins\u003c\/li\u003e\n\u003cli\u003e• 2x Ring Sets\u003c\/li\u003e\n\u003cli\u003e• 2x Wire Locks\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e","brand":"JE PISTONS","offers":[{"title":"Default Title","offer_id":46509044007129,"sku":"0910-6856","price":729.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/0421\/8799\/files\/C7D5DC95-06A4-41F5-BC0F-F31B98A20228_658bbd9f-59a8-4e1d-832f-9ccb58e31373.jpg?v=1743035340","url":"https:\/\/spazcycle.com\/products\/je-pistons-0910-6856-394138-ultra-series-piston-kit-piston-kit-4-250-m8-394138","provider":"SpazCycle","version":"1.0","type":"link"}