{"product_id":"merc-882","title":"Mercury - Idler Pulley Support Bushing - 865193","description":"\u003cp\u003eThe Mercury MerCruiser Quicksilver Idler Pulley Support Bushing 865193 is an OEM support spacer used with compatible MerCruiser serpentine belt idler pulley assemblies. It helps position and support the idler pulley so the belt tracks correctly across the accessory drive system.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury\/Quicksilver support bushing\u003c\/li\u003e\n\u003cli\u003ePart number: 865193\u003c\/li\u003e\n\u003cli\u003eAluminum support\/spacer component\u003c\/li\u003e\n\u003cli\u003eUsed with select serpentine belt idler pulley assemblies\u003c\/li\u003e\n\u003cli\u003eHelps maintain correct pulley alignment\u003c\/li\u003e\n\u003cli\u003eCommonly paired with idler pulley 864625T\u003c\/li\u003e\n\u003cli\u003eRelated pulley references include 807757T and 8M6500024\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eFits select GM-based MerCruiser marine engines with serpentine accessory belt systems, including 4.3L V6, 5.0L V8, 5.7L \/ 350 MAG, Black Scorpion, Towsport, and 6.2L \/ MX 6.2L applications across compatible Alpha, Bravo, and inboard layouts.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by engine serial number, belt routing diagram, accessory bracket layout, and original bushing part number before ordering. Pulley support hardware can vary by engine model, bracket design, and production range.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this bushing if it is worn, corroded, distorted, missing, cracked, or if the idler pulley no longer sits flush with the belt path.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInspect the idler pulley, mounting bolt, belt tensioner, serpentine belt, and adjacent pulleys during service. This is also a good time to replace a cracked, glazed, frayed, or oil-soaked serpentine belt.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003ePrimary Mercury references: 865193, 818380, and 818380T.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSmall pulley spacers matter because belt alignment depends on them. A worn or missing bushing can make a good pulley track incorrectly and shorten belt life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping:\u003c\/strong\u003e Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563897880612,"sku":"865193","price":11.17,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/93aad702-05aa-4e18-830e-13d5a725d07f.png?v=1780808272","url":"https:\/\/marisolmarine.com\/products\/merc-882","provider":"Marisol Marine Company","version":"1.0","type":"link"}