{"product_id":"9-spark-plug-wire-lead-fits-johnson-evinrude-omc-v4-v6-engines-replaces-582365","title":"9\" Spark Plug Wire Lead – Fits Johnson\/Evinrude OMC V4-V6 Engines (Replaces 582365)","description":"\u003csection\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis high-performance \u003cstrong\u003e9\" Spark Plug Wire Lead\u003c\/strong\u003e is engineered for a precise fit on most Johnson, Evinrude, and OMC 10–235 HP V4-V6 outboard engines. Featuring a Kevlar core, stainless steel wound conductor, and a durable silicone jacket, it ensures reliable ignition and superior RFI suppression for optimal engine performance.\u003c\/p\u003e\n\u003cp\u003eIt serves as a direct cross-reference for multiple OEM and aftermarket parts, including Johnson\/Evinrude\/OMC 582365, Sierra 18-5231, and Mallory 9-28005.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Replacement:\u003c\/strong\u003e Installs without modification, matching OEM form and function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Durability:\u003c\/strong\u003e Kevlar core with a silicone jacket and boots provides excellent heat resistance and longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Performance:\u003c\/strong\u003e Stainless steel wound conductor delivers maximum voltage with superior RFI suppression.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\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\u003c!-- 🔧 Table Styles (include only once per page) --\u003e\n\u003cstyle\u003e\n  \/* Outer container allows horizontal scrolling (with iOS momentum) *\/\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n\n  \/* Base table styles *\/\n  table.ss-table { width:100%; border-collapse:collapse; min-width:320px; }\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\n  \/* Key: prevent wrapping, word breaks, and vertical text in headers *\/\n  table.ss-table th {\n    white-space:nowrap;       \/* Do not wrap *\/\n    word-break:normal;        \/* Don’t break words *\/\n    letter-spacing:normal;    \/* Prevent theme styles from stretching letters *\/\n    font-weight:600;\n    background:#f8fafc;\n  }\n\n  \/* Small screen optimization *\/\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\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\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e582365\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e582134\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e582135\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e777703\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e802466\u003c\/td\u003e\n      \u003c\/tr\u003e\n       \u003ctr\u003e\n        \u003ctd\u003eJohnson\/Evinrude\/OMC\u003c\/td\u003e\n        \u003ctd\u003e802505\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-5231\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eSierra\u003c\/td\u003e\n        \u003ctd\u003e18-5231-1\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMallory\u003c\/td\u003e\n        \u003ctd\u003e9-28005\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMallory\u003c\/td\u003e\n        \u003ctd\u003e9-28006\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eRedline\u003c\/td\u003e\n        \u003ctd\u003eRL5231\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cp\u003eThis wire is compatible with a wide range of Johnson and Evinrude V4 and V6 engines. Since specific year ranges are not available, please verify fitment by matching your existing part number to the references in the Part Number Matrix.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eProduct Type\u003c\/dt\u003e\n\u003cdd\u003eSpark Plug Wire Lead\u003c\/dd\u003e\n  \u003cdt\u003eInstallation\u003c\/dt\u003e\n\u003cdd\u003eDirect Replacement\u003c\/dd\u003e\n  \u003cdt\u003eCore Type\u003c\/dt\u003e\n\u003cdd\u003eKevlar\u003c\/dd\u003e\n  \u003cdt\u003eConductor\u003c\/dt\u003e\n\u003cdd\u003eStainless Steel Wound\u003c\/dd\u003e\n  \u003cdt\u003eJacket Material\u003c\/dt\u003e\n\u003cdd\u003eSilicone\u003c\/dd\u003e\n  \u003cdt\u003eBoot Material\u003c\/dt\u003e\n\u003cdd\u003eSilicone\u003c\/dd\u003e\n  \u003cdt\u003eTerminal Material\u003c\/dt\u003e\n\u003cdd\u003eStainless Steel\u003c\/dd\u003e\n  \u003cdt\u003eLength\u003c\/dt\u003e\n\u003cdd\u003e228.6 mm (9 inches)\u003c\/dd\u003e\n  \u003cdt\u003eWire Diameter\u003c\/dt\u003e\n\u003cdd\u003e6.35 mm (0.25 inches)\u003c\/dd\u003e\n  \u003cdt\u003eRFI Suppression\u003c\/dt\u003e\n\u003cdd\u003eYes, Superior\u003c\/dd\u003e\n  \u003cdt\u003eWarranty\u003c\/dt\u003e\n\u003cdd\u003eLimited Lifetime (Sierra)\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 9\" Spark Plug Ignition Coil Wire (582365\/18-5231-1)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Disconnect the battery and ensure the engine is cool before beginning work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocate and Remove Old Wire:\u003c\/strong\u003e Identify the spark plug wire to be replaced. Firmly grip the boot (not the wire) and twist gently to pull it from both the spark plug and the ignition coil\/distributor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompare Wires:\u003c\/strong\u003e Lay the new wire next to the old one to confirm the length and boot angles match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApply Dielectric Grease:\u003c\/strong\u003e Apply a small amount of dielectric grease to the inside of each boot to prevent corrosion and ease future removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall New Wire:\u003c\/strong\u003e Push the boots firmly onto the spark plug and the coil\/distributor terminal until you feel them click into place. A secure connection is critical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure and Test:\u003c\/strong\u003e Route the wire correctly, away from hot or sharp engine components. Reconnect the battery and start the engine to test for proper function.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eIs this the correct wire for my specific engine model year?\u003c\/summary\u003e\u003cp\u003eThis wire fits a broad range of Johnson\/Evinrude V4-V6 engines. The most reliable way to confirm fitment is to match your original part number with the numbers provided in our Part Number Matrix. If your part number is listed, this wire is a compatible replacement.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat are the signs of a failing spark plug wire?\u003c\/summary\u003e\u003cp\u003eCommon symptoms include rough idling, engine misfires (especially under load), decreased fuel economy, trouble starting the engine, and visible damage like cracks, burns, or corrosion on the wire or boots.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow often should spark plug wires be replaced?\u003c\/summary\u003e\u003cp\u003eWhile there's no fixed interval, it's good practice to inspect them during regular tune-ups and replace them if you notice any signs of wear or performance degradation. Marine environments are harsh, so inspection is key.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the difference between this and the OEM wire?\u003c\/summary\u003e\u003cp\u003eThis wire is designed to meet or exceed original equipment manufacturer (OEM) specifications for fit, form, and function. It uses comparable high-quality materials like a Kevlar core and silicone jacketing to ensure performance and durability at a better value.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan I cut this wire to a shorter length?\u003c\/summary\u003e\u003cp\u003eNo. This wire is a specific length (9 inches) and has factory-terminated ends. Cutting it would damage the conductor and prevent a secure connection, leading to engine performance issues.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat does RFI suppression do?\u003c\/summary\u003e\u003cp\u003eRadio Frequency Interference (RFI) suppression prevents the spark energy from creating electromagnetic noise that can interfere with your boat's electronics, including fish finders, GPS, and stereo systems. This wire provides superior RFI suppression.\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\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify images\/specifications vs 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\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePro-Grade Standards\u003c\/strong\u003e — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Fulfillment\u003c\/strong\u003e — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer-Direct Value\u003c\/strong\u003e — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50717906731323,"sku":"GH-24SP080","price":17.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/GH-24SP080.png?v=1762938098","url":"https:\/\/seasierra.com\/products\/9-spark-plug-wire-lead-fits-johnson-evinrude-omc-v4-v6-engines-replaces-582365","provider":"SeaSierra","version":"1.0","type":"link"}