{"product_id":"wossner-0910-4926-8559db-piston-kit-for-4-stroke-piston-kit-76-97-mm-yamaha-8559db","title":"Wossner Premium Series Piston Kit - 8559DB Yamaha WR 250 \/ YZ 250 2001-2013","description":"\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEnhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication\u003c\/li\u003e\n\u003cli\u003eLightweight piston with a tight piston wall clearance for a quieter running engine\u003c\/li\u003e\n\u003cli\u003eSkirt coated for reduced friction and improved break in performance\u003c\/li\u003e\n\u003cli\u003eRing land treatment for improved ring seal and oil control\u003c\/li\u003e\n\u003cli\u003eDouble bridged forging design where noted\u003c\/li\u003e\n\u003cli\u003eKit includes piston, rings, wrist pin and pin 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\u003eUnits\u003c\/td\u003e\n\u003ctd\u003eKit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStyle\u003c\/td\u003e\n\u003ctd\u003eStandard Size B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePremium 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\u003eBore - Oversize\u003c\/td\u003e\n\u003ctd\u003e+0,01 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStroke Length\u003c\/td\u003e\n\u003ctd\u003e53.60 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003e4-Stroke\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Material\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRiding Style\u003c\/td\u003e\n\u003ctd\u003eOff-Road\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore Size\u003c\/td\u003e\n\u003ctd\u003e77.01 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompression Ratio\u003c\/td\u003e\n\u003ctd\u003e12.5:1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore - Oversize\u003c\/td\u003e\n\u003ctd\u003e+0.01 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Material\u003c\/td\u003e\n\u003ctd\u003eForged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Size\u003c\/td\u003e\n\u003ctd\u003e76.97 mm\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\u003eDouble bridge forging.\u003c\/li\u003e\n\u003cli\u003eKit Includes:\u003c\/li\u003e\n\u003cli\u003e• Piston #8559DB\u003c\/li\u003e\n\u003cli\u003e• Ring Set #RIK77.00D3\u003c\/li\u003e\n\u003cli\u003e• Wrist Pin #WP070-SP\u003c\/li\u003e\n\u003cli\u003e• Retaining Clips #CW16\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e","brand":"WOSSNER","offers":[{"title":"Default Title","offer_id":46505600352473,"sku":"0910-4926","price":184.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0577\/0421\/8799\/files\/1E5FDF46-95BD-41EA-BBE1-409599D217CB.jpg?v=1742984262","url":"https:\/\/spazcycle.com\/products\/wossner-0910-4926-8559db-piston-kit-for-4-stroke-piston-kit-76-97-mm-yamaha-8559db","provider":"SpazCycle","version":"1.0","type":"link"}