{"product_id":"merc-825","title":"Mercury MerCruiser 3.0L Drain System Adapter Assembly - 22-862605T1","description":"\u003cp\u003ehe Mercury MerCruiser Quicksilver \u003cstrong\u003e22-862605T1\u003c\/strong\u003e is a genuine Mercury Marine OEM \u003cstrong\u003edrain system adapter assembly\u003c\/strong\u003e used on select MerCruiser cooling-water drain systems. This adapter fitting is part of the engine's multi-point drain arrangement, helping route cooling water through the proper drain hose and fitting network during service, winterization, and storage preparation.\u003c\/p\u003e\n\u003cp\u003eIt is commonly associated with select GM-based MerCruiser \u003cstrong\u003e3.0L inline-4\u003c\/strong\u003e engine packages where the factory cooling or drain-system diagram calls for \u003cstrong\u003e862605T1 \/ 22-862605T1\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Mercury Marine factory OEM drain adapter assembly.\u003c\/li\u003e\n\u003cli\u003eMercury\/MerCruiser part number: \u003cstrong\u003e22-862605T1\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAlternate formatting: \u003cstrong\u003e862605T1\u003c\/strong\u003e and \u003cstrong\u003e22-862605T 1\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eT-style drain-system adapter fitting used where specified by factory diagram.\u003c\/li\u003e\n\u003cli\u003eUsed in select MerCruiser water-drain, manifold, thermostat housing, or cooling hose routing locations.\u003c\/li\u003e\n\u003cli\u003eSupports proper cooling-water drainage during winterization and seasonal service.\u003c\/li\u003e\n\u003cli\u003eGTIN\/UPC reference: \u003cstrong\u003e745061452138\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eListed dimensions: \u003cstrong\u003e2.50 in. L x 1.48 in. W x 0.68 in. H\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eListed weight: \u003cstrong\u003e0.03 lb\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eReplaces earlier Mercury references in supported applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eCommon application context includes select MerCruiser GM inline-4 gasoline engines by serial number, cooling-system layout, and drain-system diagram, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMerCruiser 3.0L GM 181 I\/L4\u003c\/strong\u003e applications where specified.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003e3.0L carbureted\u003c\/strong\u003e MerCruiser applications where the drain diagram calls for this adapter.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003e3.0L TKS \/ Turn Key Start\u003c\/strong\u003e applications where specified.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003e3.0L MPI EC\u003c\/strong\u003e applications where specified.\u003c\/li\u003e\n\u003cli\u003eSelect manifold, thermostat housing, exhaust intake, or block-drain routing locations where the Mercury\/MerCruiser parts diagram calls for \u003cstrong\u003e22-862605T1\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse this adapter only where the Mercury\/MerCruiser parts diagram specifically calls for \u003cstrong\u003e22-862605T1 \/ 862605T1\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eConfirm fitment by engine serial number, cooling-system style, drain-system layout, hose routing, fitting location, and exact Mercury\/MerCruiser parts diagram before ordering. Similar MerCruiser 3.0L engines can use different drain fittings, hoses, plugs, O-rings, clips, and manifold adapters depending on production range and cooling-system configuration.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eReplace this adapter if the original fitting is cracked, brittle, leaking, distorted, missing, or damaged during hose removal or winterization service. It should also be inspected if the engine has cooling-water seepage, a loose drain hose connection, damaged plastic tabs, worn sealing surfaces, or signs of freeze damage around the drain-system fittings.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eInspect the adapter, hose ends, retaining clips, drain plugs, O-rings, and sealing surfaces before reassembly. Plastic cooling-system fittings can become brittle from heat cycling, age, and winter storage, so avoid forcing the fitting during removal or installation. Replace any hardened or damaged sealing components shown in the same Mercury diagram.\u003c\/p\u003e\n\u003cp\u003eDuring winterization, confirm that all drain-system passages are open and flowing properly. A blocked or cracked drain fitting can leave water trapped inside the engine, manifold, or cooling passage and may lead to freeze damage during storage.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e22-862605T1\u003c\/strong\u003e — Mercury\/MerCruiser formatted part number\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e862605T1\u003c\/strong\u003e — Mercury base\/manufacturer part number\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e22-862605T 1\u003c\/strong\u003e — alternate printed\/catalog spacing reference\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e862605A1\u003c\/strong\u003e — earlier Mercury reference; verify by serial number and diagram\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e862329\u003c\/strong\u003e — earlier Mercury reference; verify by serial number and diagram\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eDrain-system fittings are small parts, but they are critical during winterization. A cracked adapter or poor seal can prevent the drain system from working correctly or create a water leak once the engine is back in service. Always match the fitting by Mercury part number and engine serial number, then inspect the surrounding hoses and O-rings before closing the system.\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":43563894079524,"sku":"862605T1","price":14.24,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/074a339b-06b4-43a6-9b53-f9265c9a876f.png?v=1781217979","url":"https:\/\/marisolmarine.com\/products\/merc-825","provider":"Marisol Marine Company","version":"1.0","type":"link"}