{"product_id":"merc-282","title":"Mercury Exhaust Riser Screw 43749","description":"\u003cp data-start=\"64\" data-end=\"393\"\u003eMercury 43749 is a genuine OEM screw listed in Mercury catalog format as \u003cstrong data-start=\"163\" data-end=\"175\"\u003e10-43749\u003c\/strong\u003e. Dealer listings identify it by size as \u003cstrong data-start=\"216\" data-end=\"235\"\u003e.375-16 x 5.750\u003c\/strong\u003e, and multiple listings describe it as an \u003cstrong data-start=\"277\" data-end=\"309\"\u003eexhaust riser mounting screw\u003c\/strong\u003e for selected Mercury MerCruiser applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"395\" data-end=\"413\"\u003e\u003cstrong data-start=\"395\" data-end=\"411\"\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"414\" data-end=\"702\"\u003e\n\u003cli data-start=\"414\" data-end=\"467\"\u003eGenuine Mercury Marine \/ Quicksilver OEM hardware\u003c\/li\u003e\n\u003cli data-start=\"468\" data-end=\"493\"\u003ePart number \u003cstrong data-start=\"482\" data-end=\"491\"\u003e43749\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"494\" data-end=\"537\"\u003eMercury shorthand listing: \u003cstrong data-start=\"523\" data-end=\"535\"\u003e10-43749\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"538\" data-end=\"595\"\u003eSize listed as \u003cstrong data-start=\"555\" data-end=\"593\"\u003e3\/8\"-16 x 5-3\/4\" (.375-16 x 5.750)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"596\" data-end=\"702\"\u003eCommonly identified as an \u003cstrong data-start=\"624\" data-end=\"663\"\u003eexhaust riser screw \/ mounting bolt\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"704\" data-end=\"1165\"\u003e\u003cstrong data-start=\"704\" data-end=\"728\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"728\" data-end=\"731\"\u003eThis screw appears across a wide range of MerCruiser applications in dealer “where used” listings, including selected \u003cstrong data-start=\"849\" data-end=\"861\"\u003e3.0L MPI\u003c\/strong\u003e, \u003cstrong data-start=\"863\" data-end=\"874\"\u003e350 MAG\u003c\/strong\u003e, \u003cstrong data-start=\"876\" data-end=\"898\"\u003e320 EFI GM 350 V-8\u003c\/strong\u003e, and \u003cstrong data-start=\"904\" data-end=\"926\"\u003e370 TRS GM 454 V-8\u003c\/strong\u003e applications, among others. Because OEM hardware can be reused across many assemblies and serial breaks, fitment should always be confirmed by exact \u003cstrong data-start=\"1076\" data-end=\"1110\"\u003eengine model and serial number\u003c\/strong\u003e before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1167\" data-end=\"1458\"\u003e\u003cstrong data-start=\"1167\" data-end=\"1199\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1199\" data-end=\"1202\"\u003ePlease confirm compatibility in the Mercury Parts Catalog using your exact engine serial number before purchase. Mercury’s official catalog is the safest way to verify the correct screw in the correct assembly diagram. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1460\" data-end=\"1927\"\u003e\u003cstrong data-start=\"1460\" data-end=\"1496\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1496\" data-end=\"1499\"\u003eReplace this screw when the original hardware is corroded, stretched, damaged, stripped, or missing during exhaust-component service. Since this part is commonly tied to exhaust riser mounting, using the exact OEM replacement helps maintain proper clamp load and fit in a high-heat marine environment. This is a practical service inference based on the documented part type and application. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1929\" data-end=\"2190\"\u003e\u003cstrong data-start=\"1929\" data-end=\"1951\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"1951\" data-end=\"1954\"\u003eInstall only the exact Mercury screw specified for the assembly being serviced. Even when a fastener looks similar, thread, length, and application location matter, especially on exhaust components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2192\" data-end=\"2233\"\u003e\u003cstrong data-start=\"2192\" data-end=\"2231\"\u003eAlternate \/ Superseded Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2234\" data-end=\"2420\"\u003e\n\u003cli data-start=\"2234\" data-end=\"2250\"\u003e\u003cstrong data-start=\"2236\" data-end=\"2248\"\u003e10-43749\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"2251\" data-end=\"2420\"\u003eCommon alternate formatting: \u003cstrong data-start=\"2282\" data-end=\"2293\"\u003e1043749\u003c\/strong\u003e\u003cbr data-start=\"2293\" data-end=\"2296\"\u003eNo confirmed superseded Mercury part number was established from the sources reviewed. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2422\" data-end=\"2727\"\u003e\u003cstrong data-start=\"2422\" data-end=\"2444\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2444\" data-end=\"2447\"\u003eExhaust hardware is one of those small parts that is easy to underestimate. On MerCruiser exhaust assemblies, the correct length and thread matter because the fastener has to clamp properly while living in a hot, corrosive marine environment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2729\" data-end=\"2794\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"MERC","offers":[{"title":"Default Title","offer_id":43563859607588,"sku":"43749","price":8.84,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/images_2.png?v=1775797291","url":"https:\/\/marisolmarine.com\/products\/merc-282","provider":"Marisol Marine Company","version":"1.0","type":"link"}