{"product_id":"5033541-maintenance-kit-for-johnson-evinrude-90hp-115hp-jlm-marine","title":"5033541 Maintenance Kit for Johnson Evinrude 90HP 115HP | JLM Marine","description":"\u003ch2\u003e5033541 Maintenance Kit for Johnson Evinrude 90HP 115HP | JLM Marine\u003c\/h2\u003e\n\n\u003cp\u003eThis comprehensive maintenance kit is engineered for \u003cstrong\u003eJohnson\/Evinrude outboard engines rated at 90HP and 115HP (2003–2006)\u003c\/strong\u003e. It bundles essential service components—water pump repair kit, thermostat, fuel filter, oil filter, drain screw gaskets, and gear oil pump—into one convenient package for streamlined seasonal or annual maintenance.\u003c\/p\u003e\n\n\u003cp\u003eDesigned as a direct replacement for OEM number \u003cstrong\u003e5033541\u003c\/strong\u003e, this kit ensures compatibility with factory specifications while offering reliable aftermarket quality. It simplifies routine servicing by providing all critical wear items in a single purchase.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eIncludes six key components covering water circulation, fuel delivery, lubrication, and gear oil service\u003c\/li\u003e\n  \u003cli\u003eCovers multiple service intervals: impeller, thermostat, filters, and drain gaskets\u003c\/li\u003e\n  \u003cli\u003eFits both 90HP and 115HP models from 2003 to 2006 model years\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      \u003cth\u003eNotes\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eJohnson\/Evinrude (OEM)\u003c\/td\u003e\n      \u003ctd\u003e5033541\u003c\/td\u003e\n      \u003ctd\u003eMaintenance Kit\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\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\u003eRated HP\u003c\/th\u003e\n      \u003cth\u003eYears\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n      \u003ctd\u003e90HP\u003c\/td\u003e\n      \u003ctd\u003e2003–2006\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n      \u003ctd\u003e115HP\u003c\/td\u003e\n      \u003ctd\u003e2003–2006\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\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\u003e5033541\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatible Brands\u003c\/td\u003e\n      \u003ctd\u003eJohnson, Evinrude\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatible HP\u003c\/td\u003e\n      \u003ctd\u003e90HP, 115HP\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel Years\u003c\/td\u003e\n      \u003ctd\u003e2003–2006\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eKit Type\u003c\/td\u003e\n      \u003ctd\u003eComprehensive Maintenance Kit\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\u003eThis maintenance kit includes the following components:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e5033541 Water Pump Repair Kit × 1\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e5033721 Thermostat × 1\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e5032323 Fuel Filter × 1\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e5033539 Oil Filter × 1\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e5030071 Drain Screw Gasket × 3\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003e24OP149 Gear Oil Pump × 1\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrepare the engine:\u003c\/strong\u003e Disconnect the battery, tilt the outboard into service position, and allow it to cool completely.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the lower unit:\u003c\/strong\u003e Drain the gear oil using the upper and lower drain plugs, then unbolt and separate the lower unit from the midsection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace the water pump:\u003c\/strong\u003e Remove the pump housing, discard the old impeller and housing components, then install the new water pump repair kit per the impeller's directional markings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall the thermostat:\u003c\/strong\u003e Locate the thermostat housing on the cylinder head, remove the old thermostat, and seat the new one with fresh gaskets or O-rings as required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace the fuel filter:\u003c\/strong\u003e Locate the in-line or canister fuel filter, release fuel pressure, disconnect fuel lines, and swap in the new filter with correct flow direction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReplace the oil filter:\u003c\/strong\u003e Remove the old oil filter, lightly oil the new gasket, hand-tighten the new filter onto the mounting base, then torque to specification.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstall drain screw gaskets:\u003c\/strong\u003e Replace the three drain screw gaskets at the lower unit drain plugs to ensure leak-free sealing when refilling gear oil.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefill gear oil:\u003c\/strong\u003e Use the included gear oil pump to inject fresh gear oil through the lower drain hole until it flows from the upper vent; install plugs with new gaskets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReassemble the lower unit:\u003c\/strong\u003e Align the drive shaft and water tube, then bolt the lower unit back onto the midsection, torquing fasteners to factory specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest and bleed the cooling system:\u003c\/strong\u003e Reconnect the battery, use a flush attachment or test tank, and run the engine to verify water flow from the tell-tale and check for leaks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCheck fluid levels:\u003c\/strong\u003e Inspect engine oil and gear oil levels, top off as needed, and verify no leaks around the new filters or drain plugs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal inspection:\u003c\/strong\u003e Confirm all fasteners are secure, hoses are clamped, and no tools remain in the engine bay before returning to service.\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 kit fits my specific engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your engine's model year and horsepower with the compatibility table above. For 90HP or 115HP Johnson\/Evinrude outboards built between 2003 and 2006, this kit is a direct fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I perform this maintenance?\u003c\/strong\u003e\u003cbr\u003e\nA: Most manufacturers recommend replacing the water pump impeller annually or every 100–300 operating hours, whichever comes first. Fuel and oil filters should be changed at least once per season.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this kit myself or do I need professional help?\u003c\/strong\u003e\u003cbr\u003e\nA: If you have mechanical experience and the proper tools, you can complete the installation following your service manual. However, professional installation is recommended if you are unfamiliar with lower unit removal or water pump servicing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my water pump or filters need replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Key symptoms include weak or absent water flow from the tell-tale, engine overheating, reduced performance, rough idling, or difficulty starting.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM product or aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part built to OEM specifications using comparable-grade materials in an ISO9002-certified facility.\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 before purchasing.\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":52511618924857,"sku":"25K0223","price":78.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/kit-25K0223_a4608522-a728-4d43-b47d-ef424abc487a.png?v=1776255839","url":"https:\/\/jlmmarine.com\/products\/5033541-maintenance-kit-for-johnson-evinrude-90hp-115hp-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}