{"product_id":"serpentine-belt-idler-3-3-16-pulley-for-mercruiser-stern-drive-865598-818382","title":"Serpentine Belt Idler 3-3\/16\" Pulley for MerCruiser Stern Drive 865598 818382","description":"\u003ch2\u003eSerpentine Belt Idler Pulley for MerCruiser\u003c\/h2\u003e\u003cp\u003eThis serpentine belt idler pulley for MerCruiser stern drive engines is a direct replacement component that maintains proper belt routing and tension, and it matches OEM part numbers 865598 and 818382.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis serpentine belt idler pulley is built for MerCruiser stern drive applications and replaces OEM part numbers 865598 and 818382. It supports consistent serpentine belt operation by allowing the belt to track correctly around the accessory drive. This serpentine belt idler is intended for owners and technicians servicing compatible MerCruiser stern drive engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacement serpentine belt idler pulley for MerCruiser stern drive applications\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM part numbers 865598 and 818382\u003c\/li\u003e\n\u003cli\u003e3-3\/16 inch pulley diameter for correct belt contact and routing\u003c\/li\u003e\n\u003cli\u003eEngineered for the accessory belt drive system on compatible MerCruiser engines\u003c\/li\u003e\n\u003cli\u003eMounted as an idler to help maintain steady serpentine belt tension\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e865598, 818382\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePulley Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3-3\/16 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBelt Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSerpentine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor MerCruiser stern drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this serpentine belt idler for MerCruiser stern drive applications? \u003cstrong\u003eA:\u003c\/strong\u003e It is designed as a replacement for MerCruiser stern drive applications using OEM part numbers 865598 and 818382. Confirm the engine's original part number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What should be inspected before installing this pulley? \u003cstrong\u003eA:\u003c\/strong\u003e Compare the original pulley diameter and bolt pattern to this 3-3\/16 inch serpentine belt idler. Fit can vary by serial number, so verify compatibility before assembly.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":45556626882646,"sku":"ZZ3E01581","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_cf29c1fa-76e6-4e28-bc07-653bdb11006b.jpg?v=1789219931","url":"https:\/\/www.solidspare.com\/products\/serpentine-belt-idler-3-3-16-pulley-for-mercruiser-stern-drive-865598-818382","provider":"Solid Spare","version":"1.0","type":"link"}