{"product_id":"yanmar-oem-coolant-filler-cap-2ym-3ym-3jh-4jh-series-129673-44131","title":"Yanmar OEM Coolant Filler Cap 2YM 3YM 3JH 4JH Series 129673-44131","description":"\u003cp data-start=\"87\" data-end=\"425\"\u003eThe Yanmar \u003cstrong data-start=\"124\" data-end=\"140\"\u003e129673-44131\u003c\/strong\u003e is a genuine OEM \u003cstrong data-start=\"158\" data-end=\"180\"\u003ecoolant filler cap\u003c\/strong\u003e used on select Yanmar marine diesel cooling systems. Current Yanmar catalog references identify this part as \u003cstrong data-start=\"290\" data-end=\"305\"\u003eCAP, FILLER\u003c\/strong\u003e, and dealer listings place it in the fresh-water cooling \/ coolant tank assembly. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"427\" data-end=\"801\"\u003eCurrent fitment support confirms this cap on multiple Yanmar marine engine families, including \u003cstrong data-start=\"522\" data-end=\"548\"\u003e2YM, 3YM, 3JH, and 4JH\u003c\/strong\u003e applications. Reviewed sources specifically list fitment for engines such as \u003cstrong data-start=\"626\" data-end=\"721\"\u003e2YM15, 3YM20, 3YM30, 3YM30AE, 3JH4, 3JH5, 3JH40, 4JH3, 4JH4, 4JH5, 4JH45, 4JH80, and 4JH110\u003c\/strong\u003e, depending on model and production range. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"803\" data-end=\"1087\"\u003e\u003cstrong data-start=\"803\" data-end=\"819\"\u003eKey Features\u003c\/strong\u003e\u003cbr data-start=\"819\" data-end=\"822\"\u003eGenuine \u003cstrong data-start=\"830\" data-end=\"844\"\u003eYanmar OEM\u003c\/strong\u003e coolant filler cap.\u003cbr data-start=\"864\" data-end=\"867\"\u003eOEM part number: \u003cstrong data-start=\"884\" data-end=\"900\"\u003e129673-44131\u003c\/strong\u003e.\u003cbr data-start=\"901\" data-end=\"904\"\u003eCurrent Yanmar description: \u003cstrong data-start=\"932\" data-end=\"947\"\u003eCAP, FILLER\u003c\/strong\u003e.\u003cbr data-start=\"948\" data-end=\"951\"\u003eUsed in \u003cstrong data-start=\"959\" data-end=\"1014\"\u003efresh-water cooling \/ heat exchanger \/ coolant tank\u003c\/strong\u003e applications on supported engines. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1089\" data-end=\"1528\"\u003e\u003cstrong data-start=\"1089\" data-end=\"1113\"\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr data-start=\"1113\" data-end=\"1116\"\u003eCurrent supported references associate \u003cstrong data-start=\"1155\" data-end=\"1171\"\u003e129673-44131\u003c\/strong\u003e with select Yanmar marine engines in the \u003cstrong data-start=\"1213\" data-end=\"1239\"\u003e2YM, 3YM, 3JH, and 4JH\u003c\/strong\u003e families. Supported examples include \u003cstrong data-start=\"1277\" data-end=\"1398\"\u003e2YM15, 3YM20, 3YM30, 3YM30AE, 3JH4, 3JH5, 3JH40, 4JH3-DTE, 4JH3-HTE, 4JH4(A)E, 4JH4E, 4JH5E, 4JH45, 4JH80, and 4JH110\u003c\/strong\u003e. Fitment should still be confirmed by exact engine model and serial number before ordering. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1530\" data-end=\"1756\"\u003e\u003cstrong data-start=\"1530\" data-end=\"1562\"\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr data-start=\"1562\" data-end=\"1565\"\u003eFitment should be verified by \u003cstrong data-start=\"1595\" data-end=\"1629\"\u003eengine model and serial number\u003c\/strong\u003e before ordering. Matching by \u003cstrong data-start=\"1659\" data-end=\"1691\"\u003eOEM part number 129673-44131\u003c\/strong\u003e remains the safest method. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1758\" data-end=\"2199\"\u003e\u003cstrong data-start=\"1758\" data-end=\"1794\"\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr data-start=\"1794\" data-end=\"1797\"\u003eReplace the cap if the seal is damaged, pressure retention is reduced, corrosion is present, or the cap no longer fits securely. A worn coolant cap can affect proper cooling-system pressure and make leak diagnosis more difficult. This service guidance is based on the function of a coolant filler cap; the reviewed sources mainly confirm part identity and fitment. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2201\" data-end=\"2536\"\u003e\u003cstrong data-start=\"2201\" data-end=\"2223\"\u003eInstallation Notes\u003c\/strong\u003e\u003cbr data-start=\"2223\" data-end=\"2226\"\u003eInstall only where \u003cstrong data-start=\"2245\" data-end=\"2261\"\u003e129673-44131\u003c\/strong\u003e is specified. Confirm the existing cap and filler-neck application match before installation. Reviewed sources also describe this part as a \u003cstrong data-start=\"2402\" data-end=\"2442\"\u003eheat exchanger \/ fresh-water cooling\u003c\/strong\u003e cap, which helps confirm the intended service location. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2538\" data-end=\"2748\"\u003e\u003cstrong data-start=\"2538\" data-end=\"2593\"\u003eAlternate \/ Superseded Part Numbers when applicable\u003c\/strong\u003e\u003cbr data-start=\"2593\" data-end=\"2596\"\u003eNo superseded OEM number was confirmed in the reviewed sources. The supported OEM part number is \u003cstrong data-start=\"2693\" data-end=\"2709\"\u003e129673-44131\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2750\" data-end=\"3084\"\u003e\u003cstrong data-start=\"2750\" data-end=\"2772\"\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr data-start=\"2772\" data-end=\"2775\"\u003eThis is a small part, but it plays an important role in the cooling system. On Yanmar fresh-water-cooled engines, a tired filler cap can create nuisance cooling issues that look bigger than they are, so replacing a weak cap is often a smart preventative-maintenance step. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3086\" data-end=\"3166\"\u003e\u003cstrong data-start=\"3086\" data-end=\"3098\"\u003eShipping\u003c\/strong\u003e\u003cbr data-start=\"3098\" data-end=\"3101\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"YAN","offers":[{"title":"Default Title","offer_id":43564304302116,"sku":"129673-44131","price":65.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/badfca70-da63-4bf9-82a8-692bd815000a.png?v=1775368517","url":"https:\/\/marisolmarine.com\/products\/yanmar-oem-coolant-filler-cap-2ym-3ym-3jh-4jh-series-129673-44131","provider":"Marisol Marine Company","version":"1.0","type":"link"}