{"product_id":"jlm-marine-outboard-fuel-pump-for-mercury-30-300-hp-direct-fit-14360a78-corrosion-resistant","title":"JLM MARINE Outboard Fuel Pump for Mercury 30-300 HP — Direct-Fit 14360A78, Corrosion-Resistant","description":"\u003cp\u003e\u003cstrong\u003eThe JLM MARINE 14360A78 is a direct-fit mechanical outboard fuel pump engineered to replace Mercury\/Mariner original units for 30–300 HP two- and four-stroke engines.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for boaters and marine technicians who need a dependable replacement fuel pump, this JLM MARINE assembly matches common Mercury part numbers and fits a wide range of outboard applications. Built for saltwater use and routine engine loads, the unit focuses on reliable fuel delivery and corrosion-resistant construction so your engine runs smoothly while underway.\u003c\/p\u003e\n\n\u003ch3\u003eWill this pump fit my Mercury or Mariner outboard?\u003c\/h3\u003e\n\u003cp\u003eYes — the 14360A78 is manufactured as a direct replacement for many Mercury\/Mariner mechanical fuel pump part numbers. It covers two- and four-cylinder models as well as several 3.0L and higher-displacement EFI and jet-drive engines noted by Mercury compatibility lists.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces Mercury\/Mariner numbers including 14360A78, 14360A73, 14360A71, 14360A49 and others.\u003c\/li\u003e\n  \u003cli\u003eCompatible ranges: 2‑cyl 30–40 HP, 3‑cyl 40–90 HP, 4‑cyl 115–125 HP, and many 3.0L EFI 200–300 HP models.\u003c\/li\u003e\n  \u003cli\u003eWorks with jet and V‑drive variants where listed by manufacturer fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this pump improve my boat’s fuel delivery?\u003c\/h3\u003e\n\u003cp\u003eThe pump is engineered to provide steady, consistent fuel flow to the carburetor or EFI regulator, reducing surges and hesitation under typical boating loads. Its mechanical diaphragm and valve layout replicate OEM performance for smoother throttle response and fewer interruptions while underway.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConsistent diaphragm action stabilizes fuel pressure during acceleration and idling.\u003c\/li\u003e\n  \u003cli\u003ePrecision-valved ports reduce backflow and vapour lock risk in normal conditions.\u003c\/li\u003e\n  \u003cli\u003eIntended as a one-to-one replacement to restore original fueling characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this pump durable enough for marine use?\u003c\/h3\u003e\n\u003cp\u003eJLM MARINE builds this pump with materials and finishes chosen for resistance to moisture, salt, and engine-room fluids common in boating environments. While regular maintenance is still required, the assembly is meant to withstand typical exposure and retain service life comparable to OEM parts.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCorrosion-resistant external coating and hardware suitable for saltwater exposure.\u003c\/li\u003e\n  \u003cli\u003eRobust diaphragm and seals designed for repeated fuel cycling.\u003c\/li\u003e\n  \u003cli\u003eManufactured and tested to meet marine replacement expectations for longevity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and compatibility checks?\u003c\/h3\u003e\n\u003cp\u003eInstallation follows standard mechanical-pump procedures: remove the old pump, transfer fittings and linkage if needed, and secure the new unit with proper torque and gaskets. Confirm port orientation, mounting bolt pattern, and linkage geometry against your engine’s service manual before fitting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMatch bolt pattern and mounting flange to your engine before installation.\u003c\/li\u003e\n  \u003cli\u003eVerify inlet\/outlet hose sizes and fuel line routing to avoid kinks or strain.\u003c\/li\u003e\n  \u003cli\u003eCheck for proper gasket or O‑ring seating and test for leaks after initial run.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The JLM MARINE 14360A78 is aimed at boat owners, DIY marine mechanics, and professional repair shops seeking an affordable, OEM-compatible replacement for Mercury\/Mariner mechanical fuel pumps across a broad horsepower range. If you need to restore reliable fuel flow for 30–300 HP outboards, want parts that resist marine conditions, and expect straightforward bolt-on installation, this pump is an appropriate choice. Always cross-reference your engine serial or parts diagram to confirm compatibility before purchase.\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 the 14360A78 replace Mercury part 98766-C1?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, this JLM MARINE 14360A78 is built as a replacement compatible with many Mercury numbers including equivalents to 98766-C1 where listed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install this pump myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If you have basic marine mechanical skills and follow torque, gasket, and fuel-line checks, you can install it; otherwise seek a qualified marine mechanic.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JLM MARINE","offers":[{"title":"Default Title","offer_id":48083272433822,"sku":"B0CL99ZR9S","price":58.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/jlm-marine-14360a78-front-assembly.jpg?v=1785830482","url":"https:\/\/northtrailauto.ca\/products\/jlm-marine-outboard-fuel-pump-for-mercury-30-300-hp-direct-fit-14360a78-corrosion-resistant","provider":"North Trail Auto","version":"1.0","type":"link"}