{"product_id":"yanmar-31","title":"Yanmar Pump Gear  119773-42520 - Marine Diesel Engine","description":"\u003cp\u003eYanmar \u003cstrong\u003e119773-42520\u003c\/strong\u003e is a genuine OEM \u003cstrong\u003egear pump \/ sea water pump drive gear\u003c\/strong\u003e used in selected Yanmar marine diesel cooling-system assemblies. Current Yanmar parts references identify \u003cstrong\u003e119773-42520\u003c\/strong\u003e as \u003cstrong\u003eGEAR, PUMP\u003c\/strong\u003e, and place it in the \u003cstrong\u003ecooling sea water pump\u003c\/strong\u003e section of the parts schematic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis part is the drive gear\u003c\/strong\u003e for the sea-water pump assembly, making it a critical cooling-system component on applicable engines. Current fitment references connect it with selected \u003cstrong\u003e6LPA-series\u003c\/strong\u003e Yanmar diesel engines, including \u003cstrong\u003e6LPA-DTE, 6LPA-STE, 6LPA-STZP2, and 6LPA-STZP3\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Yanmar OEM pump gear (Gear Only) no housing\u003c\/li\u003e\n\u003cli\u003ePart number: \u003cstrong\u003e119773-42520\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCurrent Yanmar description: \u003cstrong\u003eGEAR, PUMP\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUsed in the \u003cstrong\u003ecooling sea water pump\u003c\/strong\u003e assembly\u003c\/li\u003e\n\u003cli\u003eCurrent Yanmar Shop schematic lists it as item \u003cstrong\u003e19\u003c\/strong\u003e in the relevant sea-water pump diagram.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003cbr\u003eCurrent fitment references connect Yanmar \u003cstrong\u003e119773-42520\u003c\/strong\u003e to selected \u003cstrong\u003e6LPA-series\u003c\/strong\u003e marine diesel engines including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e6LPA-DTE\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6LPA-STE\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6LPA-STZP2\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e6LPA-STZP3\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional current source coverage also ties this part into \u003cstrong\u003e6LPA-STP2\u003c\/strong\u003e application references, depending on the exact pump\/engine configuration. Serial-number confirmation remains the safest fitment path.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSerial Number Fitment Notice\u003c\/strong\u003e\u003cbr\u003eFitment should always be confirmed by \u003cstrong\u003eengine model and serial number\u003c\/strong\u003e before ordering. Current Yanmar parts-catalog pages place this gear within specific cooling-pump schematics, so matching by exact engine configuration is the right way to protect accuracy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen This Part Needs Replacement\u003c\/strong\u003e\u003cbr\u003eReplace this gear pump component when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe sea-water pump drive gear shows wear or tooth damage\u003c\/li\u003e\n\u003cli\u003ecooling-system service reveals gear damage or abnormal backlash\u003c\/li\u003e\n\u003cli\u003ethe sea-water pump assembly is being rebuilt and the drive gear no longer meets reuse condition\u003c\/li\u003e\n\u003cli\u003ecooling performance issues trace back to worn pump-drive components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm exact fitment by \u003cstrong\u003eengine model and serial number\u003c\/strong\u003e first.\u003c\/li\u003e\n\u003cli\u003eInspect the related sea-water pump assembly, shaft, seals, and mating drive components during service.\u003c\/li\u003e\n\u003cli\u003eCurrent Yanmar schematic references place this gear alongside the sea-water pump assembly and related pump-service parts, making it a smart time to inspect the full pump system together.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAlternate\/Superseded Part Numbers\u003c\/strong\u003e\u003cbr\u003eCurrent reviewed references identify \u003cstrong\u003e119773-42520\u003c\/strong\u003e as the active Yanmar part number for this gear pump component. Current Yanmar Shop product pages show \u003cstrong\u003eno supersession\u003c\/strong\u003e on the listed part entry.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eParts Desk Insight\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eThis is the gear part only\u003c\/strong\u003e. On gear-driven sea-water pumps, the drive gear matters just as much as the impeller side of the service. When tooth wear or drive damage is present, replacing the worn gear helps protect pump timing, cooling performance, and long-term reliability across the full sea-water pump assembly.\u003c\/p\u003e\n\u003cp\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"YAN","offers":[{"title":"Default Title","offer_id":43564306890788,"sku":"119773-42520","price":187.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/bdfea03d-bc36-457a-8f94-d066337f8v5e9.png?v=1776050368","url":"https:\/\/marisolmarine.com\/products\/yanmar-31","provider":"Marisol Marine Company","version":"1.0","type":"link"}