{"product_id":"sierra-18-3319-water-pump-repair-kit","title":"Sierra 18-3319 Water Pump Repair Kit","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0056\/9429\/2079\/files\/sierra-marine-engine-and-drive-parts-vector-logo.png?v=1777654573\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSierra 18-3319 Water Pump Repair Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"44\" data-end=\"353\"\u003eKeep your outboard cooling system operating reliably with the Sierra 18-3319 Water Pump Repair Kit. Designed as a high-quality replacement kit for select Yamaha outboards, this repair kit provides the essential components needed to restore proper water pump performance and maintain dependable engine cooling.\u003c\/p\u003e\n\u003cp data-start=\"355\" data-end=\"761\"\u003eThe water pump is critical to your engine’s cooling system, circulating water through the powerhead to regulate operating temperature and prevent overheating. Over time, impellers and internal pump components can wear from heat, sand, debris, and continuous use. Replacing worn water pump parts at recommended intervals helps maintain strong cooling water flow and reduces the risk of costly engine damage.\u003c\/p\u003e\n\u003cp data-start=\"763\" data-end=\"1072\"\u003eBuilt using durable marine-grade materials, the Sierra 18-3319 repair kit is engineered to meet or exceed OEM specifications for fit, performance, and long service life. Designed for use in both freshwater and saltwater environments, this kit delivers dependable reliability for demanding marine applications.\u003c\/p\u003e\n\u003chr data-start=\"1074\" data-end=\"1077\"\u003e\n\u003ch3 data-section-id=\"lmqikf\" data-start=\"1079\" data-end=\"1107\"\u003eCommon Engine Fitments\u003c\/h3\u003e\n\u003cp data-start=\"1108\" data-end=\"1211\"\u003eThe Sierra 18-3319 water pump repair kit is commonly used on select Yamaha outboard engines, including:\u003c\/p\u003e\n\u003cul data-start=\"1213\" data-end=\"1383\"\u003e\n\u003cli data-section-id=\"16uvx4j\" data-start=\"1213\" data-end=\"1239\"\u003eYamaha 115 HP 2-stroke\u003c\/li\u003e\n\u003cli data-section-id=\"fcvalw\" data-start=\"1240\" data-end=\"1266\"\u003eYamaha 130 HP 2-stroke\u003c\/li\u003e\n\u003cli data-section-id=\"1en21iq\" data-start=\"1267\" data-end=\"1293\"\u003eYamaha 150 HP 2-stroke\u003c\/li\u003e\n\u003cli data-section-id=\"1ms5wvp\" data-start=\"1294\" data-end=\"1320\"\u003eYamaha 175 HP 2-stroke\u003c\/li\u003e\n\u003cli data-section-id=\"xntl1w\" data-start=\"1321\" data-end=\"1347\"\u003eYamaha 200 HP 2-stroke\u003c\/li\u003e\n\u003cli data-section-id=\"1ue9mug\" data-start=\"1348\" data-end=\"1383\"\u003eYamaha V6 outboard applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1385\" data-end=\"1423\"\u003eThese engines are frequently found on:\u003c\/p\u003e\n\u003cul data-start=\"1425\" data-end=\"1553\"\u003e\n\u003cli data-section-id=\"ifxy4b\" data-start=\"1425\" data-end=\"1451\"\u003eOffshore fishing boats\u003c\/li\u003e\n\u003cli data-section-id=\"j1ko55\" data-start=\"1452\" data-end=\"1465\"\u003eBay boats\u003c\/li\u003e\n\u003cli data-section-id=\"1g61n5r\" data-start=\"1466\" data-end=\"1490\"\u003eCenter console boats\u003c\/li\u003e\n\u003cli data-section-id=\"1w0sla8\" data-start=\"1491\" data-end=\"1505\"\u003eBass boats\u003c\/li\u003e\n\u003cli data-section-id=\"1m4ua7\" data-start=\"1506\" data-end=\"1521\"\u003eFlats boats\u003c\/li\u003e\n\u003cli data-section-id=\"1ucdrjd\" data-start=\"1522\" data-end=\"1553\"\u003eMulti-species fishing boats\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1555\" data-end=\"1629\"\u003ePopular boat brands commonly equipped with these Yamaha outboards include:\u003c\/p\u003e\n\u003cul data-start=\"1631\" data-end=\"1715\"\u003e\n\u003cli data-section-id=\"18mdfpv\" data-start=\"1631\" data-end=\"1642\"\u003eSkeeter\u003c\/li\u003e\n\u003cli data-section-id=\"itra7r\" data-start=\"1643\" data-end=\"1657\"\u003ePathfinder\u003c\/li\u003e\n\u003cli data-section-id=\"1jrja48\" data-start=\"1658\" data-end=\"1670\"\u003eSea Hunt\u003c\/li\u003e\n\u003cli data-section-id=\"t2jkoa\" data-start=\"1671\" data-end=\"1683\"\u003eKey West\u003c\/li\u003e\n\u003cli data-section-id=\"92umyu\" data-start=\"1684\" data-end=\"1701\"\u003eBoston Whaler\u003c\/li\u003e\n\u003cli data-section-id=\"87kt2e\" data-start=\"1702\" data-end=\"1715\"\u003eContender\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1717\" data-end=\"1896\"\u003eThe 18-3319 kit is commonly used in Yamaha raw water pump systems where maintaining proper cooling water circulation is essential for engine reliability and long-term performance.\u003c\/p\u003e\n\u003cp data-start=\"1898\" data-end=\"2058\"\u003eFitment may vary depending on engine year and lower unit configuration, so confirming compatibility with part number \u003cstrong data-start=\"2015\" data-end=\"2026\"\u003e18-3319\u003c\/strong\u003e before ordering is recommended.\u003c\/p\u003e\n\u003chr data-start=\"2060\" data-end=\"2063\"\u003e\n\u003ch3 data-section-id=\"cbqmcw\" data-start=\"2065\" data-end=\"2089\"\u003eTypical Kit Contents\u003c\/h3\u003e\n\u003cp data-start=\"2090\" data-end=\"2144\"\u003eDepending on production revision, the kit may include:\u003c\/p\u003e\n\u003cul data-start=\"2146\" data-end=\"2268\"\u003e\n\u003cli data-section-id=\"1ickh37\" data-start=\"2146\" data-end=\"2169\"\u003eWater pump impeller\u003c\/li\u003e\n\u003cli data-section-id=\"1xs8p7b\" data-start=\"2170\" data-end=\"2191\"\u003eGaskets and seals\u003c\/li\u003e\n\u003cli data-section-id=\"1hrejd7\" data-start=\"2192\" data-end=\"2203\"\u003eO-rings\u003c\/li\u003e\n\u003cli data-section-id=\"10upst5\" data-start=\"2204\" data-end=\"2229\"\u003eWear plate components\u003c\/li\u003e\n\u003cli data-section-id=\"110cn8l\" data-start=\"2230\" data-end=\"2268\"\u003eHousing hardware and service parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2270\" data-end=\"2317\"\u003eContents may vary slightly by production batch.\u003c\/p\u003e\n\u003chr data-start=\"2319\" data-end=\"2322\"\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"2324\" data-end=\"2340\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"2341\" data-end=\"2671\"\u003e\n\u003cli data-section-id=\"1rqxsik\" data-start=\"2341\" data-end=\"2386\"\u003eHigh-quality marine water pump repair kit\u003c\/li\u003e\n\u003cli data-section-id=\"yt10p9\" data-start=\"2387\" data-end=\"2437\"\u003eHelps restore proper cooling water circulation\u003c\/li\u003e\n\u003cli data-section-id=\"1wjck00\" data-start=\"2438\" data-end=\"2483\"\u003eDesigned for Yamaha outboard applications\u003c\/li\u003e\n\u003cli data-section-id=\"elyeyc\" data-start=\"2484\" data-end=\"2547\"\u003eMarine-grade materials for durability and long service life\u003c\/li\u003e\n\u003cli data-section-id=\"iy6p66\" data-start=\"2548\" data-end=\"2615\"\u003eHelps reduce the risk of overheating and cooling system failure\u003c\/li\u003e\n\u003cli data-section-id=\"1g0fq3l\" data-start=\"2616\" data-end=\"2671\"\u003eDirect replacement for straightforward installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2673\" data-end=\"2676\"\u003e\n\u003ch3 data-section-id=\"2fi0gj\" data-start=\"2678\" data-end=\"2723\"\u003eWhy Replace Your Water Pump Components?\u003c\/h3\u003e\n\u003cp data-start=\"2724\" data-end=\"2975\"\u003eWorn water pump components can reduce cooling system efficiency long before complete failure occurs. Routine maintenance helps maintain reliable water flow, protect internal engine components, and reduce the chance of unexpected downtime on the water.\u003c\/p\u003e\n\u003cp data-start=\"2977\" data-end=\"3148\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIf you’re servicing a compatible Yamaha outboard, the Sierra 18-3319 water pump repair kit delivers dependable cooling performance and OEM-style reliability you can trust.\u003c\/p\u003e","brand":"Land 'N' Sea","offers":[{"title":"Default Title","offer_id":48894596120833,"sku":"47-3319","price":75.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0056\/9429\/2079\/files\/Screenshot2026-05-22115903.png?v=1779465908","url":"https:\/\/inboardpartshq.com\/products\/sierra-18-3319-water-pump-repair-kit","provider":"Inboard Parts HQ","version":"1.0","type":"link"}