{"product_id":"332261-0332261-lower-unit-oil-seal-for-omc-cobra-johnson-evinrude-jlm-marine","title":"332261 0332261 Lower Unit Oil Seal for OMC Cobra Johnson Evinrude | JLM Marine","description":"\u003ch2\u003eLower Unit Oil Seal for OMC Cobra Johnson Evinrude – OEM 332261 0332261\u003c\/h2\u003e\n\n\u003cp\u003eThis lower unit oil seal is engineered for OMC Cobra, Johnson, and Evinrude lower gearcase units, providing a reliable seal to prevent oil leakage and protect your lower unit from water intrusion. Designed to meet OEM specifications, this seal ensures proper lubrication and extends the service life of your sterndrive or outboard lower unit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacements:\u003c\/strong\u003e OMC 332261, 0332261, Sierra 18-2065, GLM 86520.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePrecision-molded seal for OMC Cobra lower gearcase units\u003c\/li\u003e\n  \u003cli\u003ePrevents oil leaks and protects against water contamination\u003c\/li\u003e\n  \u003cli\u003eEssential maintenance part for lower unit service and rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\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\u003e332261, 0332261\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSierra\u003c\/td\u003e\n      \u003ctd\u003e18-2065\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eGLM\u003c\/td\u003e\n      \u003ctd\u003e86520\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below. For Johnson\/Evinrude owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/johnson-serial-number-guide\" rel=\"nofollow noopener\" target=\"_blank\"\u003eJohnson\/Evinrude Serial Number Guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis oil seal fits \u003cstrong\u003eOMC Cobra\u003c\/strong\u003e sterndrive lower units and \u003cstrong\u003eJohnson\/Evinrude\u003c\/strong\u003e lower gearcase assemblies. Please verify your unit configuration and part number before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse:collapse; width:100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eValue\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOEM Part Number\u003c\/td\u003e\n      \u003ctd\u003e332261, 0332261\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket Cross-Reference\u003c\/td\u003e\n      \u003ctd\u003eSierra 18-2065, GLM 86520\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eOMC Cobra Lower Gearcase Unit\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003ePart Type\u003c\/td\u003e\n      \u003ctd\u003eOil Seal\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cp\u003eYour package includes:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eOil seal × 1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The package contains all the parts shown in the product image.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrain the lower unit oil completely\u003c\/strong\u003e and remove the lower unit from the sterndrive or outboard motor following your manufacturer's service manual.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisassemble the lower unit housing\u003c\/strong\u003e to access the old oil seal. Clean the seal bore thoroughly, removing all old sealant and debris.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInspect the seal bore and shaft\u003c\/strong\u003e for any scoring, corrosion, or damage that could compromise the new seal. Address any issues before proceeding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLubricate the new oil seal lip\u003c\/strong\u003e with lower unit gear oil to prevent dry installation and ensure proper seating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall the new seal using a seal driver or appropriately sized socket.\u003c\/strong\u003e Drive it in squarely until it seats flush with the housing—do not over-drive.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble the lower unit components\u003c\/strong\u003e in reverse order, applying marine-grade sealant where specified by your service manual.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReinstall the lower unit onto the motor\u003c\/strong\u003e and torque all fasteners to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefill the lower unit with the correct grade and quantity of gear oil.\u003c\/strong\u003e Check for leaks after initial operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this oil seal fits my OMC Cobra or Johnson\/Evinrude lower unit?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference the OEM part numbers (332261, 0332261) with your engine's parts diagram or service manual. You can also use the serial number guide linked above to identify your model and verify compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the lower unit oil seal?\u003c\/strong\u003e\u003cbr\u003e\nA: Replace the oil seal during any lower unit rebuild, when you notice gear oil leaks, or if water intrusion is detected in the lower unit oil. Regular inspection during seasonal service is recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs of a failing lower unit oil seal?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include visible gear oil leaking from the lower unit, milky or contaminated lower unit oil (indicating water intrusion), or difficulty maintaining proper oil levels. Address seal failure immediately to prevent costly lower unit damage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old seal during lower unit reassembly?\u003c\/strong\u003e\u003cbr\u003e\nA: No, oil seals should always be replaced during lower unit service or rebuild. Reusing old seals can result in leaks and compromise the integrity of your lower unit lubrication system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n  \u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n  \u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51983453651257,"sku":"3802","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/s-l1600_5a33df78-e965-4c7d-b83e-6b3ab7737079.webp?v=1772505167","url":"https:\/\/jlmmarine.com\/products\/332261-0332261-lower-unit-oil-seal-for-omc-cobra-johnson-evinrude-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}