{"product_id":"mercury-vent-assy-19299a1","title":"Mercury – Oil Tank Vent Cap Assembly | Fuel \u0026amp; Oil System Component | UV-Resistant Polymer | 19299A1","description":"\u003cp data-start=\"0\" data-end=\"105\"\u003e\u003cstrong data-start=\"0\" data-end=\"103\"\u003eMercury – Oil Tank Vent Cap Assembly | Fuel \u0026amp; Oil System Component | UV-Resistant Polymer | 19299A1\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"107\" data-end=\"110\"\u003e\n\u003ch3 data-start=\"112\" data-end=\"130\"\u003e\u003cstrong data-start=\"116\" data-end=\"128\"\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"131\" data-end=\"639\"\u003eSmooth fuel delivery starts with proper airflow, and the \u003cstrong data-start=\"188\" data-end=\"241\"\u003eMercury Marine 19299A1 Oil Tank Vent Cap Assembly\u003c\/strong\u003e makes sure your system breathes the way it should. Designed for \u003cstrong data-start=\"306\" data-end=\"366\"\u003eMercury 30–125 horsepower carbureted TwoStroke outboards\u003c\/strong\u003e, this vent cap allows your oil tank to equalize pressure, helping oil flow evenly and consistently to the engine. Built from durable, UV-resistant polymer, it’s made to handle years of sun, spray, and vibration — so you can count on reliable performance trip after trip.\u003c\/p\u003e\n\u003chr data-start=\"641\" data-end=\"644\"\u003e\n\u003ch3 data-start=\"646\" data-end=\"668\"\u003e\u003cstrong data-start=\"650\" data-end=\"666\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"671\" data-end=\"759\"\u003e\n\u003cstrong data-start=\"671\" data-end=\"683\"\u003ePurpose:\u003c\/strong\u003e Allows your oil tank to vent properly for smooth and consistent oil flow.\u003c\/li\u003e\n\u003cli data-start=\"762\" data-end=\"879\"\u003e\n\u003cstrong data-start=\"762\" data-end=\"775\"\u003eMaterial:\u003c\/strong\u003e Molded from \u003cstrong data-start=\"788\" data-end=\"827\"\u003ehigh-strength, UV-resistant polymer\u003c\/strong\u003e to withstand heat, sunlight, and exposure to oil.\u003c\/li\u003e\n\u003cli data-start=\"882\" data-end=\"977\"\u003e\n\u003cstrong data-start=\"882\" data-end=\"900\"\u003eDesign Detail:\u003c\/strong\u003e Precision-molded to \u003cstrong data-start=\"921\" data-end=\"947\"\u003eOEM Mercury dimensions\u003c\/strong\u003e for a tight, leak-free fit.\u003c\/li\u003e\n\u003cli data-start=\"980\" data-end=\"1063\"\u003e\n\u003cstrong data-start=\"980\" data-end=\"996\"\u003ePerformance:\u003c\/strong\u003e Prevents vacuum buildup that can restrict fuel and oil delivery.\u003c\/li\u003e\n\u003cli data-start=\"1147\" data-end=\"1254\"\u003e\n\u003cstrong data-start=\"1147\" data-end=\"1162\"\u003eDurability:\u003c\/strong\u003e Tested for long-term use in harsh marine environments — resistant to fading and cracking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1256\" data-end=\"1259\"\u003e\n\u003ch3 data-start=\"1261\" data-end=\"1298\"\u003e\u003cstrong data-start=\"1265\" data-end=\"1296\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"1301\" data-end=\"1360\"\u003e\n\u003cstrong data-start=\"1306\" data-end=\"1357\"\u003eMercury 30–125HP carbureted TwoStroke outboards\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-start=\"1363\" data-end=\"1466\"\u003eCommonly found on \u003cstrong data-start=\"1381\" data-end=\"1439\"\u003erunabouts, pontoons, fishing boats, and small cruisers\u003c\/strong\u003e with separate oil tanks.\u003c\/li\u003e\n\u003cli data-start=\"1469\" data-end=\"1528\"\u003eSuitable for both \u003cstrong data-start=\"1487\" data-end=\"1515\"\u003efreshwater and saltwater\u003c\/strong\u003e operation.\u003c\/li\u003e\n\u003cli data-start=\"1531\" data-end=\"1602\"\u003eCheck your \u003cstrong data-start=\"1542\" data-end=\"1560\"\u003eowner’s manual\u003c\/strong\u003e to confirm fit for your specific model.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1604\" data-end=\"1607\"\u003e\n\u003ch3 data-start=\"1609\" data-end=\"1651\"\u003e\u003cstrong data-start=\"1613\" data-end=\"1649\"\u003ePerformance \u0026amp; Practical Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1652\" data-end=\"1966\"\u003eThe \u003cstrong data-start=\"1656\" data-end=\"1676\"\u003e19299A1 vent cap\u003c\/strong\u003e is a small part that has a big impact on how your outboard runs. By allowing the oil tank to breathe, it keeps oil flowing steadily to your engine’s lubrication system. Without proper venting, pressure can build up or vacuum can form — leading to erratic oil flow or restricted delivery.\u003c\/p\u003e\n\u003cp data-start=\"1968\" data-end=\"2288\"\u003eThis vent cap restores proper pressure balance, helping your motor idle smoothly and run cleanly across the RPM range. The UV-resistant construction holds up to long days in the sun, and the durable seal ensures no leaks or air intrusion. Once installed, it just works — silently keeping your engine fed and protected.\u003c\/p\u003e\n\u003chr data-start=\"2290\" data-end=\"2293\"\u003e\n\u003ch3 data-start=\"2295\" data-end=\"2316\"\u003e\u003cstrong data-start=\"2299\" data-end=\"2314\"\u003eWhy Buy OEM\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2317\" data-end=\"2649\"\u003eMercury’s OEM parts are designed to fit and perform exactly as intended. The \u003cstrong data-start=\"2394\" data-end=\"2417\"\u003eQuicksilver 19299A1\u003c\/strong\u003e is a \u003cstrong data-start=\"2423\" data-end=\"2459\"\u003egenuine Mercury Marine component\u003c\/strong\u003e, engineered for the oil systems found in their 30–125HP TwoStroke engines. Cheaper aftermarket caps may fit loosely or degrade quickly under UV exposure, leading to leaks or poor venting.\u003c\/p\u003e\n\u003cp data-start=\"2651\" data-end=\"2875\"\u003eWith Mercury’s OEM quality, you get materials that last, fit that’s perfect, and confidence that your oil system will stay balanced and reliable. It’s an easy upgrade that helps ensure long-term performance and protection.\u003c\/p\u003e\n\u003chr data-start=\"2877\" data-end=\"2880\"\u003e\n\u003ch3 data-start=\"2882\" data-end=\"2895\"\u003e\u003cstrong data-start=\"2886\" data-end=\"2893\"\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2897\" data-end=\"3026\"\u003e\u003cstrong data-start=\"2897\" data-end=\"2937\"\u003eQ1: Which engines use this vent cap?\u003c\/strong\u003e\u003cbr data-start=\"2937\" data-end=\"2940\"\u003eIt fits \u003cstrong data-start=\"2948\" data-end=\"2999\"\u003eMercury 30–125HP carbureted TwoStroke outboards\u003c\/strong\u003e with external oil tanks.\u003c\/p\u003e\n\u003cp data-start=\"3028\" data-end=\"3169\"\u003e\u003cstrong data-start=\"3028\" data-end=\"3062\"\u003eQ2: What does the vent cap do?\u003c\/strong\u003e\u003cbr data-start=\"3062\" data-end=\"3065\"\u003eIt lets your oil tank breathe, preventing pressure buildup and allowing smooth oil flow to the engine.\u003c\/p\u003e\n\u003cp data-start=\"3171\" data-end=\"3295\"\u003e\u003cstrong data-start=\"3171\" data-end=\"3199\"\u003eQ3: What’s it made from?\u003c\/strong\u003e\u003cbr data-start=\"3199\" data-end=\"3202\"\u003eIt’s molded from \u003cstrong data-start=\"3219\" data-end=\"3257\"\u003eUV-resistant, marine-grade polymer\u003c\/strong\u003e that stands up to heat and weather.\u003c\/p\u003e\n\u003cp data-start=\"3297\" data-end=\"3414\"\u003e\u003cstrong data-start=\"3297\" data-end=\"3333\"\u003eQ4: Can it be used in saltwater?\u003c\/strong\u003e\u003cbr data-start=\"3333\" data-end=\"3336\"\u003eYes — the material is corrosion-resistant and built for marine environments.\u003c\/p\u003e\n\u003cp data-start=\"3416\" data-end=\"3554\"\u003e\u003cstrong data-start=\"3416\" data-end=\"3450\"\u003eQ5: Why use a Mercury OEM cap?\u003c\/strong\u003e\u003cbr data-start=\"3450\" data-end=\"3453\"\u003eIt fits perfectly, lasts longer, and maintains the proper venting pressure Mercury engines require.\u003c\/p\u003e","brand":"Mercury","offers":[{"title":"Default Title","offer_id":45626588037411,"sku":"19299A1","price":13.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/19299A1_Main.jpg?v=1760631164","url":"https:\/\/partsvu.com\/en-mx\/products\/mercury-vent-assy-19299a1","provider":"PartsVu","version":"1.0","type":"link"}