{"product_id":"partman-fuel-pump-for-johnson-evinrude-388685-direct-fit-replacement-for-6-15hp-outboards-1981-1992","title":"Partman Fuel Pump for Johnson\/Evinrude 388685 — Direct-Fit Replacement for 6–15hp Outboards, 1981–1992","description":"\u003cp\u003e\u003cstrong\u003ePartman Fuel Pump designed to replace Johnson\/Evinrude 388685 and Sierra 18-7350 — a direct-fit replacement for small outboard motors from 1981–1992.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you maintain a vintage runabout or need a reliable spare for seasonal boating, this Partman fuel pump is built to match the fit and function of the original equipment for Johnson and Evinrude outboards. It fits models rated 6hp, 8hp, 9.9hp and 15hp and replaces several OEM part numbers, providing a practical solution when the factory pump fails or begins leaking or losing prime. The unit is engineered for compatibility and straightforward installation by people familiar with small outboard maintenance.\u003c\/p\u003e\n\n\u003ch3\u003eWhich engines and part numbers does this pump replace?\u003c\/h3\u003e\n\u003cp\u003eThis pump covers a range of small outboard engines and replaces multiple legacy part numbers to simplify part sourcing. It is specified to fit Sierra 18-7350 and is compatible with Johnson\/Evinrude original replacement numbers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 6hp, 8hp, 9.9hp and 15hp outboards from model years 1981–1992.\u003c\/li\u003e\n  \u003cli\u003eReplaces Johnson\/Evinrude part 388685 and related numbers 397274, 397839, 391638, 395091.\u003c\/li\u003e\n  \u003cli\u003eAlso cross-references Mallory 9-35350 and Sierra 18-7350 for easy identification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and what should I check before buying?\u003c\/h3\u003e\n\u003cp\u003eThe pump is designed as a direct-fit replacement, so installation requires basic mechanical skill and common hand tools. Before ordering, verify your engine's model and year, confirm the OEM part number on the old pump, and inspect fuel line connections for hose size and clamp condition.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck old pump stamp or sticker for numbers listed above.\u003c\/li\u003e\n  \u003cli\u003eConfirm inlet\/outlet hose diameter and clamp types for a leak-free fit.\u003c\/li\u003e\n  \u003cli\u003eHave basic tools ready: screwdrivers, pliers, and possibly a small socket set.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance and quality features can I expect?\u003c\/h3\u003e\n\u003cp\u003ePartman supplies this pump as a high-quality aftermarket component aiming to meet the original specifications for pressure and flow suitable to the listed outboards. Materials and manufacturing standards focus on long life and reliable fuel delivery under typical marine conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed to match original pump dimensions and mounting points for correct alignment.\u003c\/li\u003e\n  \u003cli\u003eSeals and diaphragms selected for marine fuel resistance to reduce leaks and swelling.\u003c\/li\u003e\n  \u003cli\u003eBacked by seller support: Partman offers after-sales assistance and a 24-hour response policy for inquiries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance tips help prolong pump life?\u003c\/h3\u003e\n\u003cp\u003eRoutine checks and preventive steps extend service intervals and reduce the chance of on-water failures. Keep fuel clean, replace old or brittle hoses, and inspect clamps and mounting hardware periodically.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse clean, stabilized fuel and replace fuel filters regularly to limit debris reaching the pump.\u003c\/li\u003e\n  \u003cli\u003eReplace hard or cracked fuel hoses and use corrosion-resistant clamps during installation.\u003c\/li\u003e\n  \u003cli\u003ePeriodically inspect for fuel odors, visible leaks, or difficulty priming as early warning signs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Boat owners, mariners, and mechanics restoring or maintaining older Johnson and Evinrude outboards (6–15hp models) who need a reliable aftermarket replacement for part 388685 \/ Sierra 18-7350. It suits anyone seeking a direct-fit pump to restore fuel delivery on vintage small outboards, backed by Partman’s customer support and cross-reference compatibility with multiple OEM numbers.\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 pump fit my 1990 Johnson 9.9hp outboard?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it fits 6–15hp Johnson\/Evinrude outboards from 1981–1992, including 1990 9.9hp models. Verify your OEM part number matches the list.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this unit replace Sierra 18-7350 and Mallory 9-35350?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the Partman pump cross-references Sierra 18-7350 and Mallory 9-35350 and several Johnson\/Evinrude numbers listed above.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Partman","offers":[{"title":"Default Title","offer_id":48084334313630,"sku":"B07D25XVWG","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/partman-fuel-pump-front-view.jpg?v=1785850435","url":"https:\/\/northtrailauto.ca\/products\/partman-fuel-pump-for-johnson-evinrude-388685-direct-fit-replacement-for-6-15hp-outboards-1981-1992","provider":"North Trail Auto","version":"1.0","type":"link"}