{"product_id":"merc-829","title":"Mercury MerCruiser MPI Idle Air Control Valve 862998","description":"\u003cp\u003eMercury MerCruiser Quicksilver 862998 is a genuine OEM \u003cstrong\u003eidle air control valve\u003c\/strong\u003e for select \u003cstrong\u003efuel-injected MerCruiser MPI engines\u003c\/strong\u003e. Current Mercury dealer references identify \u003cstrong\u003e862998\u003c\/strong\u003e as \u003cstrong\u003eVALVE Idle Air\u003c\/strong\u003e and show it superseded to \u003cstrong\u003e8M0181068\u003c\/strong\u003e, which is the current replacement part number.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury Marine OEM part number \u003cstrong\u003e862998\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCurrent replacement part number is \u003cstrong\u003e8M0181068\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIdentified as an \u003cstrong\u003eidle air control valve\u003c\/strong\u003e for MerCruiser MPI applications.\u003c\/li\u003e\n\u003cli\u003eCurrent dealer shipping specs are approximately \u003cstrong\u003e0.50 lb\u003c\/strong\u003e, \u003cstrong\u003e3.63 in. x 1.75 in. x 3.88 in.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCurrent dealer reference notes that the \u003cstrong\u003egasket is sold separately\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe strongest supportable fitment for 862998 is \u003cstrong\u003eMerCruiser MPI fuel-injected engines with ECM 555\u003c\/strong\u003e. Current cross-reference sources connect it to \u003cstrong\u003e3.0L MPI\u003c\/strong\u003e, \u003cstrong\u003e4.3L Alpha\/Bravo\u003c\/strong\u003e, \u003cstrong\u003e5.0L\u003c\/strong\u003e, \u003cstrong\u003e5.0LX\u003c\/strong\u003e, \u003cstrong\u003e5.7L\u003c\/strong\u003e, \u003cstrong\u003e350 MAG\u003c\/strong\u003e, \u003cstrong\u003e454 MAG MPI\u003c\/strong\u003e, \u003cstrong\u003e502 MAG MPI\u003c\/strong\u003e, \u003cstrong\u003e7.4L MPI MIE\u003c\/strong\u003e, and \u003cstrong\u003e8.2L MIE MPI\u003c\/strong\u003e applications, with fitment varying by year and control system.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eVerify fitment by exact \u003cstrong\u003eengine serial number\u003c\/strong\u003e and the correct \u003cstrong\u003efuel injection \/ throttle body \/ intake\u003c\/strong\u003e parts diagram before ordering. This idle air control valve is tied to specific \u003cstrong\u003eMPI and ECM 555\u003c\/strong\u003e setups, so serial-based confirmation is the safest way to match the correct part.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThis valve is typically replaced when the engine has unstable idle speed, stalling at idle, erratic idle control, or diagnostic testing points to a failed idle air control valve. That service guidance is a practical inference based on the part's documented role as the idle air control valve in MerCruiser MPI systems.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInstall 862998 or its current replacement \u003cstrong\u003e8M0181068\u003c\/strong\u003e only after confirming the correct MerCruiser MPI application. Because current dealer references note that the \u003cstrong\u003egasket is sold separately\u003c\/strong\u003e, it is smart to confirm whether a new gasket or seal is needed before reassembly.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCurrent Mercury dealer references show \u003cstrong\u003e8M0181068\u003c\/strong\u003e as the superseding replacement for \u003cstrong\u003e862998\u003c\/strong\u003e. Current cross-reference sources also associate \u003cstrong\u003eSierra 18-7701\u003c\/strong\u003e with this idle air control valve family.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eWith idle air control valves, the important match is the \u003cstrong\u003eexact MPI \/ ECM setup\u003c\/strong\u003e, not just the engine size. A quick serial-number check usually saves time because similar MerCruiser MPI engines can use different throttle-body and idle-control parts.\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":43563895390244,"sku":"862998","price":293.15,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/7eb07090-10a6-4acd-85c5-05cd86a338fc.png?v=1777055954","url":"https:\/\/marisolmarine.com\/products\/merc-829","provider":"Marisol Marine Company","version":"1.0","type":"link"}