{"product_id":"mercury-seal-flush-plug-25-8m0219168","title":"Mercury – Seal Flush Plug | Cooling \u0026amp; Maintenance Components | Marine Rubber | 8M0219168","description":"\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury – Seal Flush Plug | Cooling \u0026amp; Maintenance Components | Marine Rubber | 8M0219168\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOverview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEvery boater knows that small parts can make a big difference, especially when it comes to keeping your \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eengine’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e cooling system protected. The Mercury Seal Flush Plug 8M0219168 is one of those quiet essentials you \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003edon’t\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e think much about—until the day you really need it. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eI\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003et’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e a simple piece, sure, but \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e also the kind of part that gives you peace of mind when \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e rinsing the engine after a long day on the water or prepping for storage. With a secure seal and dependable fit, it lets you focus on the bigger picture: taking \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ecare of the engine that takes care of you.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eSeals the engine flush port to maintain proper cooling system integrity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eD\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eurable, marine-safe rubber construction\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eDesigned for consistent sealing in repeated freshwater and saltwater use\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003eSized specifically\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e for Mercury outboard flush ports\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eStraightforward installation with a snug, reliable fit\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFits Mercury engines \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eincluding\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003e75–115hp 2.1L FourStroke (2B094996 \u0026amp; up)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003e135–150hp 3.0L FourStroke (1B905505 \u0026amp; up)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan data-preserver-spaces=\"true\"\u003e1\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e75–225hp 3.4L V6 FourStroke (2B529482 \u0026amp; up)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003e200–300hp 4.6L V8 FourStroke and Verado (2B529482 \u0026amp; up)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003e350–425hp 5.7L V10 Verado (3B266064 \u0026amp; up)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003e450R–500R 4.6L V8 Mercury Racing outboards (1E083006 \u0026amp; up)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCommon boat types:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eCenter consoles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOffshore fishing boats\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePontoons and deck boats\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAll-purpose family boats and dual-console setups\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThis small flush plug \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ebrings\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e a surprising \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eamount\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e of reassurance \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eto\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e engine maintenance routines.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eOnce installed, it creates a tight, secure seal that helps protect the water passage from debris, backflow and corrosion \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003efrom\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e repeated exposure.\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eYou’ll\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e notice how cleanly it snaps into place, and how it stays put even when the boat takes a few hard bumps or vibrations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eThe marine-safe rubber holds its shape over time, resisting cracking and swelling. That means \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e not left dealing with leaks, drips \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eor\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e frustrating water bypass during flushing sessions. Whether \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e rinsing out salt after a fishing run offshore or clearing sediment from a lake adventure, the seal stays steady and reliable. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eIt’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the kind of part that contributes to long-term engine health without ever calling attention to itself—and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethat’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eexactly\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e what you want from a component like this.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eWhy Buy OEM\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eBuying a genuine Mercury Marine part is about removing uncertainty. With OEM fitment, \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethere’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e no guesswork, no trimming, no second attempts to make the plug seat properly. \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eMercury engineers design this flush plug specifically for the \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ebrand’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e cooling systems, ensuring \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethe \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eright\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e pressure retention and \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethe \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eright\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e material response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003eAftermarket versions may look similar, but the stiffness, elasticity \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eor\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e sealing surface often \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eisn’t\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e quite right. Over time, that leads to air leaks or compromised flushing efficiency. With the Mercury 8M0219168 part number, \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eyou’re\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e getting the seal \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003ethe engine was built around\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e—reliable, long-lasting \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eand\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e made for the marine environment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan data-preserver-spaces=\"true\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ1: Which Mercury engines does this plug fit?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e It fits a wide range from 75hp FourStroke models through 425hp V10 Verado and select Racing platforms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ2: Why choose OEM over aftermarket?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e The OEM material blend maintains proper sealing pressure and longevity, something many aftermarket plugs struggle to match.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ3: How do I confirm \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit's\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e the correct replacement?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Match your serial number to the compatibility list or compare the existing plug shape and diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ4: Can it be used in both freshwater and saltwater?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Yes—its marine-safe rubber is built to withstand both environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan data-preserver-spaces=\"true\"\u003eQ5: Is installation easy?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-preserver-spaces=\"true\"\u003e Very. It presses securely into place and removes just as easily when \u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003eit’s\u003c\/span\u003e\u003cspan data-preserver-spaces=\"true\"\u003e time to flush the engine again.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46940913041699,"sku":"25-8M0219168","price":1.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/8M0219168_Main.jpg?v=1760631591","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-seal-flush-plug-25-8m0219168","provider":"PartsVu","version":"1.0","type":"link"}