{"product_id":"ghmarine-water-pump-kit-for-johnson-evinrude-v4-v6-v8-85-300-hp-oem-spec-complete-rebuild","title":"GHmarine Water Pump Kit for Johnson \u0026 Evinrude V4\/V6\/V8 85–300 HP — OEM‑Spec Complete Rebuild","description":"\u003cp\u003e\u003cstrong\u003eGHmarine 5001594 water pump kit is a complete rebuild set designed to replace worn cooling components on Johnson and Evinrude V4, V6 and V8 outboards from 85 to 300 HP.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit gives you everything needed to restore the engine’s raw-water cooling system to factory-style operation. It matches OEM specifications for the listed part numbers and contains the housing, impeller, seals, fasteners and wear items that commonly fail in service. Use it during routine maintenance or when you notice reduced cooling, overheating, or lower-than-normal exhaust temperature.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit fit my Johnson or Evinrude outboard?\u003c\/h3\u003e\n\u003cp\u003eThe GHmarine 5001594 kit is engineered as a direct replacement for many factory water pump assemblies. It lists compatibility with a wide range of Johnson and Evinrude V4, V6 and V8 engines across 85–300 HP models and replaces the referenced OEM and aftermarket numbers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: Johnson\/Evinrude V4, V6, V8, 85–300 HP range.\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers: 5001594, 390768, 391637, 392750, 393082, 395060, 395062, 435447, 434421, 435929.\u003c\/li\u003e\n  \u003cli\u003eAlso replaces Sierra 18-3392 and REC5001594 equivalents.\u003c\/li\u003e\n  \u003cli\u003eIncludes correct housing and impeller to fit original mounting points.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat components are included, and why they matter?\u003c\/h3\u003e\n\u003cp\u003eThis kit bundles the parts you would normally replace during a full water pump rebuild so you don’t have to source items separately. Each included piece addresses a specific wear or failure point in the pump assembly to restore proper flow and sealing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOne pump housing and one pump cup for structural integrity and water routing.\u003c\/li\u003e\n  \u003cli\u003eOne impeller and impeller key for effective raw-water circulation.\u003c\/li\u003e\n  \u003cli\u003eWear plate, damper, and water seal to protect the engine from leaks and abrasion.\u003c\/li\u003e\n  \u003cli\u003eAll gaskets, O-rings, grommets, bolts and screws to complete installation without extra shopping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I install this water pump kit?\u003c\/h3\u003e\n\u003cp\u003eInspect the impeller and rubber components every season; replace them if you see cracking, missing vanes, or hardening. Generally, replace the impeller every two to three seasons or sooner if you run in abrasive or debris-filled water.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck impeller condition during annual winterization or spring commissioning.\u003c\/li\u003e\n  \u003cli\u003eReplace sooner if you notice reduced cooling, engine overheating, or unusual exhaust color.\u003c\/li\u003e\n  \u003cli\u003eChange seals and gaskets when performing a mid-life service to prevent leaks.\u003c\/li\u003e\n  \u003cli\u003eKeep a spare impeller on board for extended trips in remote waters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Boaters, mechanics and marinas who maintain Johnson or Evinrude outboards and need a reliable, OEM-spec replacement water pump rebuild kit. It’s suitable for DIYers comfortable with basic outboard service and professionals who demand a complete parts set that reduces downtime. Choose this kit when you want a single-purchase solution to restore cooling performance and protect the engine from overheating and water intrusion.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this kit fit my 115 HP Johnson outboard?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit is compatible with Johnson\/Evinrude V4\/V6\/V8 models from 85 to 300 HP, including 115 HP engines that use the 5001594-style pump.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are all installation parts included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit contains housing, impeller, wear plate, seals, gaskets, O-rings, grommets, bolts, screws and the impeller key for a full rebuild.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GHmarine","offers":[{"title":"Default Title","offer_id":48083170066590,"sku":"B07RBKCVXV","price":64.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ghmarine-water-pump-kit-front-packaging.jpg?v=1785827542","url":"https:\/\/northtrailauto.ca\/products\/ghmarine-water-pump-kit-for-johnson-evinrude-v4-v6-v8-85-300-hp-oem-spec-complete-rebuild","provider":"North Trail Auto","version":"1.0","type":"link"}