{"product_id":"mercury-quicksilver-drain-screw-gasket-12-19183q02","title":"Mercury – Quicksilver Lower Unit Drain and Fill Screw Seal | Gearcase Component | Nylon and Rubber Composite | 19183Q02","description":"\u003cp data-start=\"0\" data-end=\"125\"\u003e\u003cstrong data-start=\"0\" data-end=\"123\"\u003eMercury – Quicksilver Lower Unit Drain and Fill Screw Seal | Gearcase Component | Nylon and Rubber Composite | 19183Q02\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"127\" data-end=\"130\"\u003e\n\u003ch3 data-start=\"132\" data-end=\"150\"\u003e\u003cstrong data-start=\"136\" data-end=\"148\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"151\" data-end=\"733\"\u003eKeeping water out of your lower unit is one of the easiest — and most important — parts of drive maintenance. The \u003cstrong data-start=\"265\" data-end=\"331\"\u003eMercury Marine 19183Q02 Quicksilver Drain and Fill Screw Seals\u003c\/strong\u003e provide a tight, reliable seal every time you service your gear lube. Designed to fit \u003cstrong data-start=\"418\" data-end=\"450\"\u003e3\/8-16 drain and fill screws\u003c\/strong\u003e found on \u003cstrong data-start=\"460\" data-end=\"486\"\u003eMerCruiser sterndrives\u003c\/strong\u003e and most \u003cstrong data-start=\"496\" data-end=\"529\"\u003eMercury and Mariner outboards\u003c\/strong\u003e, these OEM gaskets ensure no leaks, no water intrusion, and no shortcuts when it comes to protecting your gears. Each pack includes four seals, giving you what you need for multiple services or spares.\u003c\/p\u003e\n\u003chr data-start=\"735\" data-end=\"738\"\u003e\n\u003ch3 data-start=\"740\" data-end=\"762\"\u003e\u003cstrong data-start=\"744\" data-end=\"760\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"765\" data-end=\"853\"\u003e\n\u003cstrong data-start=\"765\" data-end=\"777\"\u003ePurpose:\u003c\/strong\u003e Creates a watertight seal for the drain and fill screws on your gearcase.\u003c\/li\u003e\n\u003cli data-start=\"856\" data-end=\"964\"\u003e\n\u003cstrong data-start=\"856\" data-end=\"869\"\u003eMaterial:\u003c\/strong\u003e Made from \u003cstrong data-start=\"880\" data-end=\"918\"\u003edurable nylon and rubber composite\u003c\/strong\u003e that compresses evenly for a leak-free fit.\u003c\/li\u003e\n\u003cli data-start=\"967\" data-end=\"1072\"\u003e\n\u003cstrong data-start=\"967\" data-end=\"979\"\u003eFitment:\u003c\/strong\u003e Fits \u003cstrong data-start=\"985\" data-end=\"1013\"\u003e3\/8-16 drain\/fill screws\u003c\/strong\u003e on MerCruiser drives and most Mercury\/Mariner outboards.\u003c\/li\u003e\n\u003cli data-start=\"1075\" data-end=\"1224\"\u003e\n\u003cstrong data-start=\"1075\" data-end=\"1093\"\u003eCompatibility:\u003c\/strong\u003e Works with all \u003cstrong data-start=\"1109\" data-end=\"1135\"\u003eMerCruiser sterndrives\u003c\/strong\u003e and \u003cstrong data-start=\"1140\" data-end=\"1169\"\u003eMercury\/Mariner outboards\u003c\/strong\u003e, excluding \u003cstrong data-start=\"1181\" data-end=\"1191\"\u003eVerado\u003c\/strong\u003e and \u003cstrong data-start=\"1196\" data-end=\"1221\"\u003eJapanese-built models\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1227\" data-end=\"1282\"\u003e\n\u003cstrong data-start=\"1227\" data-end=\"1240\"\u003eQuantity:\u003c\/strong\u003e Includes \u003cstrong data-start=\"1250\" data-end=\"1270\"\u003efour OEM gaskets\u003c\/strong\u003e per pack.\u003c\/li\u003e\n\u003cli data-start=\"1285\" data-end=\"1380\"\u003e\n\u003cstrong data-start=\"1285\" data-end=\"1301\"\u003ePerformance:\u003c\/strong\u003e Prevents oil leaks and water contamination during routine gear lube service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1382\" data-end=\"1385\"\u003e\n\u003ch3 data-start=\"1387\" data-end=\"1424\"\u003e\u003cstrong data-start=\"1391\" data-end=\"1422\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1427\" data-end=\"1512\"\u003eAll \u003cstrong data-start=\"1440\" data-end=\"1470\"\u003eMerCruiser sterndrives\u003c\/strong\u003e and most \u003cstrong data-start=\"1480\" data-end=\"1509\"\u003eMercury\/Mariner outboards\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1515\" data-end=\"1589\"\u003eNot compatible with \u003cstrong data-start=\"1535\" data-end=\"1555\"\u003eVerado outboards\u003c\/strong\u003e or \u003cstrong data-start=\"1559\" data-end=\"1586\"\u003eJapanese-origin engines\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1592\" data-end=\"1676\"\u003eCommonly used across \u003cstrong data-start=\"1613\" data-end=\"1673\"\u003epontoons, cruisers, fishing boats, and performance hulls\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1679\" data-end=\"1732\"\u003eSafe for \u003cstrong data-start=\"1688\" data-end=\"1716\"\u003efreshwater and saltwater\u003c\/strong\u003e applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1734\" data-end=\"1737\"\u003e\n\u003ch3 data-start=\"1739\" data-end=\"1781\"\u003e\u003cstrong data-start=\"1743\" data-end=\"1779\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1782\" data-end=\"2107\"\u003eA worn or flattened gasket can let water into your gear lube or cause slow leaks. The \u003cstrong data-start=\"1868\" data-end=\"1889\"\u003e19183Q02 seal set\u003c\/strong\u003e prevents that, maintaining a clean, secure seal that keeps your drive protected. Each gasket is engineered to compress evenly without cracking, ensuring a snug fit every time you reinstall your drain or fill screws.\u003c\/p\u003e\n\u003cp data-start=\"2109\" data-end=\"2370\"\u003eThey’re small, inexpensive, and easy to replace — but they do a big job protecting the gears, bearings, and seals inside your drive. Swapping them out at every oil change or service keeps your lower unit dry, your gear lube clean, and your maintenance simple.\u003c\/p\u003e\n\u003chr data-start=\"2372\" data-end=\"2375\"\u003e\n\u003ch3 data-start=\"2377\" data-end=\"2398\"\u003e\u003cstrong data-start=\"2381\" data-end=\"2396\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2399\" data-end=\"2656\"\u003eGeneric seals can be inconsistent in thickness or hardness, which can lead to leaks or uneven compression. The \u003cstrong data-start=\"2510\" data-end=\"2534\"\u003eQuicksilver 19183Q02\u003c\/strong\u003e is a \u003cstrong data-start=\"2540\" data-end=\"2571\"\u003egenuine Mercury Marine part\u003c\/strong\u003e, built to the exact dimensions and material specifications Mercury drives require.\u003c\/p\u003e\n\u003cp data-start=\"2658\" data-end=\"2886\"\u003eWith OEM quality, you get dependable sealing performance that won’t degrade under pressure or exposure. It’s a small, inexpensive part that helps prevent major repair costs — the kind of smart maintenance Mercury owners trust.\u003c\/p\u003e\n\u003chr data-start=\"2888\" data-end=\"2891\"\u003e\n\u003ch3 data-start=\"2893\" data-end=\"2906\"\u003e\u003cstrong data-start=\"2897\" data-end=\"2904\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2908\" data-end=\"3075\"\u003e\u003cstrong data-start=\"2908\" data-end=\"2949\"\u003eQ1: Which engines do these seals fit?\u003c\/strong\u003e\u003cbr data-start=\"2949\" data-end=\"2952\"\u003eThey fit \u003cstrong data-start=\"2961\" data-end=\"2991\"\u003eall MerCruiser sterndrives\u003c\/strong\u003e and most \u003cstrong data-start=\"3001\" data-end=\"3030\"\u003eMercury\/Mariner outboards\u003c\/strong\u003e, except Verado and Japanese-origin models.\u003c\/p\u003e\n\u003cp data-start=\"3077\" data-end=\"3182\"\u003e\u003cstrong data-start=\"3077\" data-end=\"3117\"\u003eQ2: How many gaskets come in a pack?\u003c\/strong\u003e\u003cbr data-start=\"3117\" data-end=\"3120\"\u003eEach pack contains \u003cstrong data-start=\"3139\" data-end=\"3157\"\u003efour OEM seals\u003c\/strong\u003e for multiple services.\u003c\/p\u003e\n\u003cp data-start=\"3184\" data-end=\"3332\"\u003e\u003cstrong data-start=\"3184\" data-end=\"3235\"\u003eQ3: Should I replace these at every oil change?\u003c\/strong\u003e\u003cbr data-start=\"3235\" data-end=\"3238\"\u003eYes — always replace the seals when servicing your lower unit to maintain a watertight seal.\u003c\/p\u003e\n\u003cp data-start=\"3334\" data-end=\"3461\"\u003e\u003cstrong data-start=\"3334\" data-end=\"3366\"\u003eQ4: What are they made from?\u003c\/strong\u003e\u003cbr data-start=\"3366\" data-end=\"3369\"\u003eA \u003cstrong data-start=\"3371\" data-end=\"3401\"\u003enylon and rubber composite\u003c\/strong\u003e that’s flexible, durable, and resistant to marine fluids.\u003c\/p\u003e\n\u003cp data-start=\"3463\" data-end=\"3629\"\u003e\u003cstrong data-start=\"3463\" data-end=\"3507\"\u003eQ5: Are they suitable for saltwater use?\u003c\/strong\u003e\u003cbr data-start=\"3507\" data-end=\"3510\"\u003eAbsolutely. They’re designed to resist corrosion and maintain compression even after long exposure to salt and water.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":46941577150755,"sku":"12-19183Q02","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/19183q02_main.jpg?v=1760631159","url":"https:\/\/partsvu.com\/en-ca\/products\/mercury-quicksilver-drain-screw-gasket-12-19183q02","provider":"PartsVu","version":"1.0","type":"link"}