{"product_id":"mercury-fuel-pump-diaphragm-89031a3","title":"Mercury Fuel Pump Diaphragm 89031A3 (Pack of 2)","description":"\u003cp data-end=\"460\" data-start=\"71\"\u003eMercury 89031A3 is a genuine OEM \u003cstrong data-end=\"157\" data-start=\"130\"\u003efuel pump diaphragm kit\u003c\/strong\u003e for select Mercury and Mariner outboard applications. Mercury parts sources identify it as \u003cstrong data-end=\"271\" data-start=\"249\"\u003eDIAPHRAGM ASSEMBLY\u003c\/strong\u003e, while other OEM-oriented catalogs list it as \u003cstrong data-end=\"334\" data-start=\"318\"\u003eDIAPHRAGM @2\u003c\/strong\u003e, supporting that this package is a \u003cstrong data-end=\"394\" data-start=\"370\"\u003epack of 2 diaphragms\u003c\/strong\u003e rather than a single piece. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"480\" data-start=\"462\"\u003e\u003cstrong data-end=\"478\" data-start=\"462\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"838\" data-start=\"481\"\u003e\n\u003cli data-end=\"542\" data-start=\"481\"\u003eGenuine \u003cstrong data-end=\"516\" data-start=\"491\"\u003eMercury \/ Quicksilver\u003c\/strong\u003e part number \u003cstrong data-end=\"540\" data-start=\"529\"\u003e89031A3\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"591\" data-start=\"543\"\u003eFuel pump diaphragm kit \/ diaphragm assembly\u003c\/li\u003e\n\u003cli data-end=\"637\" data-start=\"592\"\u003eCommonly sold as \u003cstrong data-end=\"635\" data-start=\"611\"\u003e2 diaphragms per kit\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"727\" data-start=\"638\"\u003eUsed in select older \u003cstrong data-end=\"702\" data-start=\"661\"\u003eMercury and Mariner inline 6-cylinder\u003c\/strong\u003e fuel pump applications\u003c\/li\u003e\n\u003cli data-end=\"838\" data-start=\"728\"\u003eBest matched by exact \u003cstrong data-end=\"800\" data-start=\"752\"\u003epart number, engine model, and serial number\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1224\" data-start=\"840\"\u003e\u003cstrong data-end=\"864\" data-start=\"840\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-end=\"867\" data-start=\"864\"\u003eThe strongest application trail links \u003cstrong data-end=\"916\" data-start=\"905\"\u003e89031A3\u003c\/strong\u003e to older \u003cstrong data-end=\"963\" data-start=\"926\"\u003eMercury\/Mariner inline 6-cylinder\u003c\/strong\u003e outboards, especially \u003cstrong data-end=\"1015\" data-start=\"986\"\u003e90 HP, 115 HP, and 140 HP\u003c\/strong\u003e models. One marine parts source also describes it for inline-6 engines using \u003cstrong data-end=\"1118\" data-start=\"1093\"\u003eside bowl carburetors\u003c\/strong\u003e, which is a useful fitment clue for older fuel-system service work. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1533\" data-start=\"1226\"\u003e\u003cstrong data-end=\"1258\" data-start=\"1226\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-end=\"1261\" data-start=\"1258\"\u003ePlease confirm fitment by \u003cstrong data-end=\"1321\" data-start=\"1287\"\u003eengine model and serial number\u003c\/strong\u003e before ordering. This is especially important for older carbureted Mercury fuel systems, where diaphragm and pump-kit details can vary by engine family and production range. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1924\" data-start=\"1535\"\u003e\u003cstrong data-end=\"1571\" data-start=\"1535\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-end=\"1574\" data-start=\"1571\"\u003eReplace these diaphragms when the fuel pump is \u003cstrong data-end=\"1717\" data-start=\"1621\"\u003eleaking, stiff, cracked, brittle, fuel-starved, or no longer delivering consistent fuel flow\u003c\/strong\u003e. They are also a smart replacement item during fuel pump rebuild service on older inline-6 outboards. This guidance follows the part’s role in the mechanical fuel pump. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"2245\" data-start=\"1926\"\u003e\u003cstrong data-end=\"1948\" data-start=\"1926\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-end=\"1951\" data-start=\"1948\"\u003eInstall only on the correct Mercury application and verify the existing pump setup against the \u003cstrong data-end=\"2122\" data-start=\"2046\"\u003epart number, engine model, serial number, and carburetor\/fuel pump style\u003c\/strong\u003e before ordering. Matching the original diaphragm kit exactly is the safest approach. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"2288\" data-start=\"2247\"\u003e\u003cstrong data-end=\"2286\" data-start=\"2247\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2405\" data-start=\"2289\"\u003e\n\u003cli data-end=\"2304\" data-start=\"2289\"\u003e\u003cstrong data-end=\"2302\" data-start=\"2291\"\u003e89031A3\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"2405\" data-start=\"2305\"\u003eRelated \/ replacement references commonly shown: \u003cstrong data-end=\"2367\" data-start=\"2356\"\u003e66599A3\u003c\/strong\u003e \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2761\" data-start=\"2407\"\u003e\u003cstrong data-end=\"2429\" data-start=\"2407\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-end=\"2432\" data-start=\"2429\"\u003eThe clearest verified takeaway is that \u003cstrong data-end=\"2568\" data-start=\"2471\"\u003e89031A3 is a Mercury fuel pump diaphragm kit for older inline-6 outboards, packaged as a pair\u003c\/strong\u003e. For Marisol Marine, the safest sale is against the \u003cstrong data-end=\"2672\" data-start=\"2621\"\u003eexact serial number and fuel pump configuration\u003c\/strong\u003e, especially on classic 90\/115\/140 HP applications. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"2828\" data-start=\"2763\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563902631972,"sku":"89031A3","price":26.95,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/12_deeca700-3741-4073-b184-1c2e3025f70e.jpg?v=1775758345","url":"https:\/\/marisolmarine.com\/products\/mercury-fuel-pump-diaphragm-89031a3","provider":"Marisol Marine Company","version":"1.0","type":"link"}