{"product_id":"water-pump-impeller-seal-fits-honda-30hp-35hp-40hp-45hp-50hp-replaces-91356-zv5-000","title":"Water Pump Impeller Seal – Fits Honda 30HP 35HP 40HP 45HP 50HP (Replaces 91356-ZV5-000)","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\n  table.ss-table th, table.ss-table td {\n    padding:10px 12px; border:1px solid #e5e7eb; text-align:left; vertical-align:top;\n  }\n  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\n  @media (max-width:480px){\n    table.ss-table th, table.ss-table td { padding:8px 10px; font-size:14px; }\n  }\n\u003c\/style\u003e\n\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eWater Pump Impeller Seal\u003c\/strong\u003e is an aftermarket replacement designed to fit Honda marine outboards ranging from 30HP to 50HP. Compatible with BF35A, BF40A, BF40D, BF45A, BF50A, and BF50D models across all production years, this seal ensures reliable protection and performance in your lower unit cooling system.\u003c\/p\u003e\n\u003cp\u003eDirect interchange for Honda OEM part number 91356-ZV5-000, offering a cost-effective alternative without sacrificing quality or fitment precision.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEssential component for maintaining water pump integrity and preventing coolant leaks\u003c\/li\u003e\n\u003cli\u003eManufactured to OEM-level specifications for reliable sealing performance\u003c\/li\u003e\n\u003cli\u003eSuitable for both saltwater and freshwater marine environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Matrix\u003c\/h2\u003e\n\u003cp\u003eUse this matrix to confirm equivalent references across OEM and aftermarket.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Part Number Matrix\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003ePart Number\u003c\/th\u003e\n        \u003cth\u003eNotes\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n        \u003ctd\u003eOEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eModel\u003c\/th\u003e\n        \u003cth\u003eRated HP\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF35A\u003c\/td\u003e\n        \u003ctd\u003e35 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40A\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF40D\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF45A\u003c\/td\u003e\n        \u003ctd\u003e45 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF50A\u003c\/td\u003e\n        \u003ctd\u003e50 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eHonda\u003c\/td\u003e\n        \u003ctd\u003eBF50D\u003c\/td\u003e\n        \u003ctd\u003e50 HP\u003c\/td\u003e\n        \u003ctd\u003eAll years\u003c\/td\u003e\n        \u003ctd\u003e91356-ZV5-000\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eOEM Replacement For\u003c\/dt\u003e\n  \u003cdd\u003eHonda 91356-ZV5-000\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eWater pump impeller seal\u003c\/dd\u003e\n  \u003cdt\u003eCompatible Brands\u003c\/dt\u003e\n  \u003cdd\u003eHonda Marine Outboard\u003c\/dd\u003e\n  \u003cdt\u003eHorsepower Range\u003c\/dt\u003e\n  \u003cdd\u003e30HP – 50HP\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Seal 91356-ZV5-000\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery and remove the lower unit from the outboard motor following your service manual.\u003c\/li\u003e\n\u003cli\u003eDisassemble the water pump housing, taking care to note the orientation of existing components.\u003c\/li\u003e\n\u003cli\u003eRemove the old impeller seal and clean the sealing surfaces thoroughly to remove any residue or corrosion.\u003c\/li\u003e\n\u003cli\u003eLightly lubricate the new seal with marine-grade grease to aid installation and prevent tearing.\u003c\/li\u003e\n\u003cli\u003eInstall the new impeller seal into the housing, ensuring proper seating and orientation.\u003c\/li\u003e\n\u003cli\u003eReassemble the water pump components in the reverse order of disassembly, replacing the impeller if needed.\u003c\/li\u003e\n\u003cli\u003eReinstall the lower unit, reconnect the battery, and test the cooling system by running the engine in a test tank or on-water.\u003c\/li\u003e\n\u003cli\u003eInspect for leaks around the seal area and confirm steady water discharge from the telltale.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my water pump seal needs replacement?\u003c\/summary\u003e\n  \u003cp\u003eCommon signs include overheating, reduced or no water flow from the telltale indicator, visible coolant leaks around the lower unit, or unusual noise from the water pump during operation. If the seal is cracked, hardened, or missing, replacement is necessary.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this seal without replacing the entire water pump kit?\u003c\/summary\u003e\n  \u003cp\u003eYes, the seal can be replaced individually if the impeller and housing are still in good condition. However, it's recommended to inspect all water pump components during disassembly and replace worn parts together to avoid repeat maintenance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this seal compatible with both saltwater and freshwater use?\u003c\/summary\u003e\n  \u003cp\u003eYes, this seal is suitable for marine environments including both saltwater and freshwater applications. Proper maintenance and regular flushing after saltwater use will extend seal life.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should I replace the water pump seal?\u003c\/summary\u003e\n  \u003cp\u003eReplacement intervals vary based on usage, but it's generally recommended to inspect the seal annually or every 100–200 hours of operation. Replace immediately if any wear, cracking, or leakage is observed.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this aftermarket seal fit as precisely as the OEM part?\u003c\/summary\u003e\n  \u003cp\u003eYes, this seal is manufactured to OEM specifications and designed for direct fitment. Dimensions and materials match the original Honda part for reliable sealing performance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat tools are needed for installation?\u003c\/summary\u003e\n  \u003cp\u003eBasic hand tools including screwdrivers, socket set, and a lower unit removal tool are typically required. Consult your engine's service manual for specific torque specs and procedures.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\n  \u003cp\u003eThis listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\n  \u003cp\u003eCovered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused \u0026amp; in original condition). See our policy page or reach out for instructions.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify images\/specifications against your original part. If anything differs—even if your model appears compatible—do not purchase.\u003c\/li\u003e\n\u003cli\u003eThis is an aftermarket replacement, not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended for safety and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":51025604411707,"sku":"2229","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/12_e3480c21-68cf-4c9f-8973-7969e05f6dc0.png?v=1772927999","url":"https:\/\/seasierra.com\/products\/water-pump-impeller-seal-fits-honda-30hp-35hp-40hp-45hp-50hp-replaces-91356-zv5-000","provider":"SeaSierra","version":"1.0","type":"link"}