{"product_id":"mercury-magnesium-gimbal-housing-anode-fits-r-mr-alpha-one-gen-ii-bravo-i-ii-iii-x-xr-xz-drives-97-821631t3","title":"Mercury – Quicksilver 821631T3 Magnesium Anode Kit | Freshwater Use | MerCruiser R, MR, Alpha, Bravo, X, XR \u0026 XZ Drives | 821631T3","description":"\u003cp data-start=\"0\" data-end=\"136\"\u003e\u003cstrong data-start=\"0\" data-end=\"134\"\u003eMercury – Quicksilver 821631T3 Magnesium Anode Kit | Freshwater Use | MerCruiser R, MR, Alpha, Bravo, X, XR \u0026amp; XZ Drives | 821631T3\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"138\" data-end=\"141\"\u003e\n\u003ch3 data-start=\"143\" data-end=\"161\"\u003e\u003cstrong data-start=\"147\" data-end=\"159\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"162\" data-end=\"422\"\u003eFreshwater corrosion may not be as visible as saltwater damage, but it’s just as harmful over time. The \u003cstrong data-start=\"266\" data-end=\"310\"\u003eQuicksilver 821631T3 Magnesium Anode Kit\u003c\/strong\u003e is designed specifically to protect your \u003cstrong data-start=\"352\" data-end=\"377\"\u003eMerCruiser sterndrive\u003c\/strong\u003e from corrosion in freshwater environments.\u003c\/p\u003e\n\u003cp data-start=\"424\" data-end=\"670\"\u003eMade from high-purity magnesium, this OEM kit provides the strongest level of galvanic protection available for freshwater boats. It’s easy to install and fits \u003cstrong data-start=\"584\" data-end=\"667\"\u003eMerCruiser R, MR, Alpha One Gen II, Bravo One, Two, Three, X, XR, and XZ drives\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"672\" data-end=\"675\"\u003e\n\u003ch3 data-start=\"677\" data-end=\"699\"\u003e\u003cstrong data-start=\"681\" data-end=\"697\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"702\" data-end=\"805\"\u003e\n\u003cstrong data-start=\"702\" data-end=\"714\"\u003ePurpose:\u003c\/strong\u003e Prevents galvanic corrosion in freshwater environments by acting as a sacrificial anode.\u003c\/li\u003e\n\u003cli data-start=\"808\" data-end=\"907\"\u003e\n\u003cstrong data-start=\"808\" data-end=\"820\"\u003eFitment:\u003c\/strong\u003e Fits \u003cstrong data-start=\"826\" data-end=\"904\"\u003eMerCruiser R, MR, Alpha One, Gen II, Bravo One–Three, X, XR, and XZ drives\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"910\" data-end=\"1025\"\u003e\n\u003cstrong data-start=\"910\" data-end=\"923\"\u003eMaterial:\u003c\/strong\u003e Cast from \u003cstrong data-start=\"934\" data-end=\"947\"\u003emagnesium\u003c\/strong\u003e, providing better corrosion protection than aluminum or zinc in freshwater.\u003c\/li\u003e\n\u003cli data-start=\"1028\" data-end=\"1111\"\u003e\n\u003cstrong data-start=\"1028\" data-end=\"1045\"\u003eComplete Kit:\u003c\/strong\u003e Includes \u003cstrong data-start=\"1055\" data-end=\"1084\"\u003eanode, seals, and gaskets\u003c\/strong\u003e for a full installation.\u003c\/li\u003e\n\u003cli data-start=\"1114\" data-end=\"1187\"\u003e\n\u003cstrong data-start=\"1114\" data-end=\"1134\"\u003eEase of Install:\u003c\/strong\u003e Simple replacement process using basic hand tools.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1189\" data-end=\"1192\"\u003e\n\u003ch3 data-start=\"1194\" data-end=\"1231\"\u003e\u003cstrong data-start=\"1198\" data-end=\"1229\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1234\" data-end=\"1310\"\u003eMerCruiser R, MR, Alpha One, Gen II, Bravo One–Three, and X, XR, XZ drives\u003c\/li\u003e\n\u003cli data-start=\"1313\" data-end=\"1391\"\u003eDesigned for freshwater boats such as lake cruisers, pontoons, and runabouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1393\" data-end=\"1396\"\u003e\n\u003ch3 data-start=\"1398\" data-end=\"1440\"\u003e\u003cstrong data-start=\"1402\" data-end=\"1438\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1441\" data-end=\"1703\"\u003eThe \u003cstrong data-start=\"1445\" data-end=\"1473\"\u003e821631T3 magnesium anode\u003c\/strong\u003e works by sacrificing itself to protect the drive and gimbal housing from corrosion caused by electric currents in freshwater. Magnesium is more active than aluminum or zinc, making it the best choice for non-salty environments.\u003c\/p\u003e\n\u003cp data-start=\"1705\" data-end=\"1920\"\u003eIt installs quickly and keeps your sterndrive’s metal components clean and intact, helping prevent pitting and structural damage. Regular anode replacement is a small job that saves thousands in potential repairs.\u003c\/p\u003e\n\u003chr data-start=\"1922\" data-end=\"1925\"\u003e\n\u003ch3 data-start=\"1927\" data-end=\"1948\"\u003e\u003cstrong data-start=\"1931\" data-end=\"1946\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1949\" data-end=\"2169\"\u003eMercury’s OEM anodes are cast from pure magnesium alloys that provide consistent protection and even wear. Generic anodes may use impure or mixed metals that corrode unevenly or fail to activate properly in freshwater.\u003c\/p\u003e\n\u003cp data-start=\"2171\" data-end=\"2315\"\u003eA \u003cstrong data-start=\"2173\" data-end=\"2212\"\u003egenuine Quicksilver magnesium anode\u003c\/strong\u003e ensures precise fit, correct alloy composition, and reliable protection exactly as Mercury intended.\u003c\/p\u003e\n\u003chr data-start=\"2317\" data-end=\"2320\"\u003e\n\u003ch3 data-start=\"2322\" data-end=\"2335\"\u003e\u003cstrong data-start=\"2326\" data-end=\"2333\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2336\" data-end=\"2492\"\u003e\u003cstrong data-start=\"2336\" data-end=\"2395\"\u003eQ1: What drives fit the Quicksilver 821631T3 anode kit?\u003c\/strong\u003e\u003cbr data-start=\"2395\" data-end=\"2398\"\u003eA: It fits \u003cstrong data-start=\"2409\" data-end=\"2489\"\u003eMerCruiser R, MR, Alpha, Alpha Gen II, Bravo One–Three, and X, XR, XZ drives\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2494\" data-end=\"2626\"\u003e\u003cstrong data-start=\"2494\" data-end=\"2536\"\u003eQ2: Is it for saltwater or freshwater?\u003c\/strong\u003e\u003cbr data-start=\"2536\" data-end=\"2539\"\u003eA: This kit is made from \u003cstrong data-start=\"2564\" data-end=\"2577\"\u003emagnesium\u003c\/strong\u003e, which is ideal for \u003cstrong data-start=\"2598\" data-end=\"2623\"\u003efreshwater protection\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"2628\" data-end=\"2746\"\u003e\u003cstrong data-start=\"2628\" data-end=\"2663\"\u003eQ3: What’s included in the kit?\u003c\/strong\u003e\u003cbr data-start=\"2663\" data-end=\"2666\"\u003eA: The kit includes \u003cstrong data-start=\"2686\" data-end=\"2715\"\u003eanode, seals, and gaskets\u003c\/strong\u003e for a complete installation.\u003c\/p\u003e\n\u003cp data-start=\"2748\" data-end=\"2880\"\u003e\u003cstrong data-start=\"2748\" data-end=\"2786\"\u003eQ4: How often should I replace it?\u003c\/strong\u003e\u003cbr data-start=\"2786\" data-end=\"2789\"\u003eA: Check your anodes every few months and replace once they’ve worn away by roughly half.\u003c\/p\u003e\n\u003cp data-start=\"2882\" data-end=\"3035\"\u003e\u003cstrong data-start=\"2882\" data-end=\"2921\"\u003eQ5: Why OEM instead of aftermarket?\u003c\/strong\u003e\u003cbr data-start=\"2921\" data-end=\"2924\"\u003eA: OEM anodes use the correct magnesium blend for optimal performance and longevity in freshwater conditions.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46933623898403,"sku":"97-821631T3","price":45.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/821631T3_Main.jpg?v=1760631214","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-magnesium-gimbal-housing-anode-fits-r-mr-alpha-one-gen-ii-bravo-i-ii-iii-x-xr-xz-drives-97-821631t3","provider":"PartsVu","version":"1.0","type":"link"}