{"product_id":"dynavim-parts-water-pump-repair-kit-for-johnson-evinrude-omc-393630-20-35-hp-oe-fit-impeller-gasket-set","title":"DynaVim Parts Water Pump Repair Kit for Johnson\/Evinrude\/OMC 393630 — 20–35 HP OE-fit impeller \u0026 gasket set","description":"\u003cp\u003e\u003cstrong\u003eDynaVim Parts Water Pump Repair Kit 393630 is a complete rebuild set for Johnson, Evinrude and OMC 20–35 HP outboards that replaces impeller, gaskets, seals and wear parts to restore reliable cooling flow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a direct-fit replacement for a range of 20–35 HP Johnson\/Evinrude\/OMC engines, this repair kit supplies the internal components needed to refurbish the lower unit water pump without replacing the entire housing. Each part is manufactured to meet or exceed OE tolerances and is packaged for safe delivery, so technicians, DIYers and marine service shops can complete maintenance with confidence.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and part numbers does this kit replace?\u003c\/h3\u003e\n\u003cp\u003eThis kit is compatible with many Johnson, Evinrude and OMC 20–35 HP models that use the original water pump referenced by OE and aftermarket numbers. It directly replaces several legacy references so you can match your existing manual or part label.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces Johnson\/Evinrude numbers: 393509, 391636, 0393630, 393630\u003c\/li\u003e\n  \u003cli\u003eCross-references: Sierra Marine 18-3382, Mallory 9-48211, GLM 12070\u003c\/li\u003e\n  \u003cli\u003eFits typical 20–35 HP lower units that use this pump family\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat components are included and what does each part do?\u003c\/h3\u003e\n\u003cp\u003eThe kit bundles the core wear items that govern coolant flow and sealing inside the pump assembly. Replacing these parts restores impeller performance, prevents leaks and helps maintain correct engine temperature under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlexible impeller — moves water through the cooling passages\u003c\/li\u003e\n  \u003cli\u003eO-rings and gaskets — seal mating surfaces to prevent external leaks\u003c\/li\u003e\n  \u003cli\u003eWear plates and spacers — align the impeller and reduce cavitation\u003c\/li\u003e\n  \u003cli\u003eFasteners or small hardware as required for reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and accurate are these replacement parts?\u003c\/h3\u003e\n\u003cp\u003eDynaVim Parts produces components to OE standards so fit, form and function closely match the original equipment. The materials and machining are selected to resist saltwater corrosion and wear common in small outboard environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eManufactured to meet or exceed original equipment tolerances\u003c\/li\u003e\n  \u003cli\u003eMaterials chosen for marine corrosion resistance and longevity\u003c\/li\u003e\n  \u003cli\u003ePackaged to avoid damage in transit for ready-to-install parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat after-sale support and warranty should I expect?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes DynaVim Parts’ buyer-focused support and a hassle-free limited warranty that covers quality-related failures for one year. If a defect appears within that period, customer service will assist to resolve the issue or provide a replacement.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1-year warranty on manufacturing defects\u003c\/li\u003e\n  \u003cli\u003eResponsive customer service to help with fit or installation questions\u003c\/li\u003e\n  \u003cli\u003eCareful packaging to reduce transit damage and delivery issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This water pump repair kit is aimed at marine mechanics, boathouse service technicians, and competent DIY boat owners who maintain Johnson, Evinrude or OMC 20–35 HP outboards and want an economical, accurate way to restore their cooling system without replacing the entire pump housing. Choose this kit when you need OE-equivalent parts, clear cross-references for identification, and one-year support to ensure your rebuilt pump performs dependably on the water.\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: Will this kit fit my 1998 Johnson 25 HP outboard?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your 25 HP uses the OE numbers listed (393509, 391636, 0393630, 393630) this kit is compatible. Check your parts manual or housing stamping to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include the impeller wear plate?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the kit contains the impeller and associated wear plates, gaskets, and required small hardware for a full pump rebuild.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DynaVim Parts","offers":[{"title":"Default Title","offer_id":48084893827230,"sku":"B0D7ZGL93P","price":40.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/dynavim-parts-front-packaging.jpg?v=1785865383","url":"https:\/\/northtrailauto.ca\/products\/dynavim-parts-water-pump-repair-kit-for-johnson-evinrude-omc-393630-20-35-hp-oe-fit-impeller-gasket-set","provider":"North Trail Auto","version":"1.0","type":"link"}