{"product_id":"fuel-pump-plug-connector-fits-volvo-penta-4-3l-5-0l-5-7l-7-4l-8-2l-replaces-3858261-3857650","title":"Fuel Pump Plug Connector – Fits Volvo Penta 4.3L 5.0L 5.7L 7.4L 8.2L (Replaces 3858261, 3857650)","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\u003eFuel Pump Plug Connector\u003c\/strong\u003e is engineered for Volvo Penta high-pressure fuel injection systems across 4.3L, 5.0L, 5.7L, 7.4L, and 8.2L engines. Compatible with multiport fuel injection (MFI) applications from 1993 through 2001, this connector ensures reliable electrical contact for fuel pump operation on OMC and Volvo Penta marine engines.\u003c\/p\u003e\n\u003cp\u003eDirect replacement for OEM part numbers 3858261, 3857650, 3857986, 3857985, 3854620, 3850810, 3850809, 986865, 988037, 3855958, 3854280, 3858714, and Mercury Marine 805656A2.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision-molded connector housing for secure fit and moisture resistance\u003c\/li\u003e\n\u003cli\u003eCompatible with high-pressure fuel pump circuits on MFI systems\u003c\/li\u003e\n\u003cli\u003eDrop-in replacement for multiple OMC, Volvo Penta, and Mercury Marine references\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      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e986865\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3858261\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3857986\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3857985\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3854620\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3850810\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3850809\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e988037\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3855958\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3854280\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3857986\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3857985\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3854620\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3858261\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3850810\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3850809\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3855958\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3854280\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e988037\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e3858714\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMercury Marine\u003c\/td\u003e\n\u003ctd\u003e805656A2\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 and Model Compatibility\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eEngine\u003c\/th\u003e\n        \u003cth\u003eDisplacement\u003c\/th\u003e\n        \u003cth\u003eYears\u003c\/th\u003e\n        \u003cth\u003eOEM Part No.\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\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e302\u003c\/td\u003e\n\u003ctd\u003e5.0L\u003c\/td\u003e\n\u003ctd\u003e1993–1994\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e1997–1998\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e351\u003c\/td\u003e\n\u003ctd\u003e5.8L\u003c\/td\u003e\n\u003ctd\u003e1993–1994\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e454\u003c\/td\u003e\n\u003ctd\u003e7.4L\u003c\/td\u003e\n\u003ctd\u003e1996–1998\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOMC\u003c\/td\u003e\n\u003ctd\u003e502\u003c\/td\u003e\n\u003ctd\u003e8.2L\u003c\/td\u003e\n\u003ctd\u003e1996–1998\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eHigh Pressure Fuel Injection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e262\u003c\/td\u003e\n\u003ctd\u003e4.3L\u003c\/td\u003e\n\u003ctd\u003e1995–2001\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eMultiport Fuel Injection (MFI)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e350\u003c\/td\u003e\n\u003ctd\u003e5.7L\u003c\/td\u003e\n\u003ctd\u003e1997–2001\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eMultiport Fuel Injection (MFI)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e454\u003c\/td\u003e\n\u003ctd\u003e7.4L\u003c\/td\u003e\n\u003ctd\u003e1996\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eMultiport Fuel Injection (MFI)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e502\u003c\/td\u003e\n\u003ctd\u003e8.2L\u003c\/td\u003e\n\u003ctd\u003e1996–2001\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eMultiport Fuel Injection (MFI)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e302\u003c\/td\u003e\n\u003ctd\u003e5.0L\u003c\/td\u003e\n\u003ctd\u003e1994\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eUses 2 pumps, high pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e351\u003c\/td\u003e\n\u003ctd\u003e5.8L\u003c\/td\u003e\n\u003ctd\u003e1994\u003c\/td\u003e\n\u003ctd\u003e3857650\u003c\/td\u003e\n\u003ctd\u003eUses 2 pumps, high pressure\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\u003eConnector Type\u003c\/dt\u003e\n  \u003cdd\u003eFuel Pump Electrical Plug\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eHigh-pressure fuel injection systems (MFI)\u003c\/dd\u003e\n  \u003cdt\u003eCompatible Fuel Systems\u003c\/dt\u003e\n  \u003cdd\u003eMultiport Fuel Injection (MFI)\u003c\/dd\u003e\n  \u003cdt\u003eFitment\u003c\/dt\u003e\n  \u003cdd\u003eVolvo Penta 4.3L, 5.0L, 5.7L, 7.4L, 8.2L; OMC 302, 350, 351, 454, 502\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 × Fuel Pump Plug Connector\u003c\/strong\u003e (as pictured)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery negative terminal and relieve fuel system pressure before beginning work.\u003c\/li\u003e\n\u003cli\u003eLocate the fuel pump assembly and identify the existing electrical connector.\u003c\/li\u003e\n\u003cli\u003eCarefully disconnect the old plug, noting wire orientation and terminal positions.\u003c\/li\u003e\n\u003cli\u003eInspect connector terminals and wiring for corrosion, damage, or fraying; clean or repair as needed.\u003c\/li\u003e\n\u003cli\u003eAlign the new connector housing with the fuel pump terminals, ensuring correct polarity.\u003c\/li\u003e\n\u003cli\u003ePress the connector firmly into place until it clicks or locks securely.\u003c\/li\u003e\n\u003cli\u003eVerify that all electrical contacts are fully seated and that no pins are bent.\u003c\/li\u003e\n\u003cli\u003eReconnect the battery and cycle the ignition to prime the fuel system; check for warning lights or fault codes.\u003c\/li\u003e\n\u003cli\u003eStart the engine and confirm smooth operation with no fuel delivery issues.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eHow do I confirm this connector fits my fuel pump?\u003c\/summary\u003e\u003cp\u003eCross-reference the OEM part number on your existing connector with the interchange list above. Also compare the connector pin count, terminal layout, and mounting tab shape with product photos.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I use this on carbureted engines?\u003c\/summary\u003e\u003cp\u003eNo. This connector is designed exclusively for high-pressure electric fuel pumps used in multiport fuel injection (MFI) systems on Volvo Penta and OMC engines from the 1990s–2000s.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat causes fuel pump connectors to fail?\u003c\/summary\u003e\u003cp\u003eCommon causes include heat exposure near the fuel pump, moisture ingress leading to corrosion, vibration stress, and poor electrical contact over time. Intermittent starting or loss of fuel pressure are typical symptoms.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this connector waterproof or sealed?\u003c\/summary\u003e\u003cp\u003eThe connector housing is moisture-resistant but not fully submersible. Ensure a tight fit and avoid submerging the connection point; apply dielectric grease to terminals if operating in high-moisture environments.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDo I need two connectors for some engines?\u003c\/summary\u003e\u003cp\u003eYes. The 1994 Volvo Penta 302 5.0L and 351 5.8L models use dual high-pressure fuel pumps, requiring two connectors per engine. Verify your configuration before ordering.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWill this work with Mercury Marine fuel pumps?\u003c\/summary\u003e\u003cp\u003eThis connector cross-references to Mercury Marine 805656A2, making it compatible with select Mercury applications that use the same connector design. Confirm fitment by matching part numbers and connector geometry.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eOEM vs. Aftermarket?\u003c\/summary\u003e\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\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eShipping speed \u0026amp; cost\u003c\/summary\u003e\u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWarranty \u0026amp; returns\u003c\/summary\u003e\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\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":51025814552891,"sku":"24PC148","price":16.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/s-l1600_27419af0-1238-4319-8453-63969c44228b.jpg?v=1773149443","url":"https:\/\/seasierra.com\/products\/fuel-pump-plug-connector-fits-volvo-penta-4-3l-5-0l-5-7l-7-4l-8-2l-replaces-3858261-3857650","provider":"SeaSierra","version":"1.0","type":"link"}