{"product_id":"88-79023a91-90-amp-starter-fuse-assembly-for-mercury-mercruiser-jlm-marine","title":"88-79023A91 90 Amp Starter Fuse Assembly for Mercury MerCruiser | JLM Marine","description":"\u003ch2\u003e90 Amp Starter Fuse Assembly for Mercury MerCruiser – 88-79023A91\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003e90 Amp Starter Fuse Assembly\u003c\/strong\u003e is engineered to fit a wide range of \u003cstrong\u003eMercury MerCruiser marine engines\u003c\/strong\u003e (3.0L, 4.3L, 5.0L, 5.7L, 6.2L, 7.4L) and also serves as the power steering motor fuse for \u003cstrong\u003eVerado models\u003c\/strong\u003e. It directly mounts to the starter, providing reliable overcurrent protection for your ignition system.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDirect Replacements:\u003c\/strong\u003e 88-79023A91, 79023A91, 18-8220, 9-15510. This aftermarket assembly meets OEM specifications and is fully compatible with original mounting points.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eAttaches directly to the starter for streamlined installation\u003c\/li\u003e\n  \u003cli\u003eDual application: starter protection and Verado power steering motor fuse\u003c\/li\u003e\n  \u003cli\u003e100% brand new aftermarket replacement\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\"\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\u003eMercury MerCruiser\u003c\/td\u003e\n      \u003ctd\u003e88-79023A91\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n      \u003ctd\u003e79023A91\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket\u003c\/td\u003e\n      \u003ctd\u003e18-8220\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket\u003c\/td\u003e\n      \u003ctd\u003e9-15510\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 Mercury owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/mercury-outboard-serial-number-guide\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/diagrams\/mercury-parts-catalog\" target=\"_blank\" rel=\"nofollow noopener\"\u003eMercury Parts Diagrams \u0026amp; Catalog\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth\u003eBrand\u003c\/th\u003e\n        \u003cth\u003eEngine Displacement\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\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e3.0L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e4.3L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e5.0L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e5.7L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e6.2L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury MerCruiser\u003c\/td\u003e\n        \u003ctd\u003e7.4L\u003c\/td\u003e\n        \u003ctd\u003eStarter fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury Verado\u003c\/td\u003e\n        \u003ctd\u003eVarious\u003c\/td\u003e\n        \u003ctd\u003ePower steering motor fuse\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\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\u003eAmperage Rating\u003c\/td\u003e\n      \u003ctd\u003e90 Amp\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eType\u003c\/td\u003e\n      \u003ctd\u003eStarter Fuse Assembly\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eApplication\u003c\/td\u003e\n      \u003ctd\u003eStarter protection \/ Verado power steering motor\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCondition\u003c\/td\u003e\n      \u003ctd\u003e100% Brand New\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Type\u003c\/td\u003e\n      \u003ctd\u003eAftermarket Replacement\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 purchase includes:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × 90 Amp Starter Fuse Assembly\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003e(The package contains all the parts shown in the product images.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisconnect the battery:\u003c\/strong\u003e Remove the negative cable from the battery to prevent electrical shock or short circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLocate the starter:\u003c\/strong\u003e Identify the starter motor on your MerCruiser or Verado engine; the fuse assembly mounts directly to it.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemove the old fuse:\u003c\/strong\u003e Disconnect the wiring from the existing fuse assembly and unbolt it from the starter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInspect terminals:\u003c\/strong\u003e Check all cable terminals and connections for corrosion or damage; clean or replace as needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePosition the new fuse assembly:\u003c\/strong\u003e Align the new 90 Amp fuse assembly with the mounting holes on the starter.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure mounting bolts:\u003c\/strong\u003e Tighten the bolts evenly to manufacturer torque specifications; do not over-tighten.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReconnect wiring:\u003c\/strong\u003e Attach positive and negative leads to the corresponding terminals, ensuring tight, corrosion-free connections.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify all connections:\u003c\/strong\u003e Double-check that all cables are properly seated and that no wires are pinched or exposed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReconnect the battery:\u003c\/strong\u003e Attach the negative battery cable and ensure a secure connection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTest the starter:\u003c\/strong\u003e Turn the ignition key to verify the starter engages properly and the engine cranks without hesitation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInspect for issues:\u003c\/strong\u003e Listen for unusual sounds and check that the fuse assembly does not heat excessively during operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinal check:\u003c\/strong\u003e Ensure all fasteners are tight and that there are no loose wires or debris around the fuse assembly.\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 fuse assembly fits my MerCruiser engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Cross-reference your original part number (88-79023A91, 79023A91, 18-8220, or 9-15510) and confirm your engine displacement (3.0L–7.4L) in the compatibility table above. For Verado owners, verify the power steering motor fuse application in your service manual.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my starter fuse has failed?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include the starter not engaging when you turn the key, intermittent cranking, or a burnt smell near the starter. Inspect the fuse for melted plastic, discoloration, or broken terminals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this fuse assembly for both the starter and power steering on Verado models?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, this 90 Amp assembly is designed to serve both applications. Verify your engine's wiring diagram to confirm the correct mounting location for each use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the starter fuse?\u003c\/strong\u003e\u003cbr\u003e\nA: Replace the fuse assembly whenever you notice corrosion, heat damage, or failure symptoms. Routine inspection during annual maintenance is recommended, especially in saltwater environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this an OEM part or an aftermarket replacement?\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":51981018693945,"sku":"24FU164","price":21.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/10_13adc271-d4bb-474f-9278-e76eba152306.jpg?v=1772448761","url":"https:\/\/jlmmarine.com\/products\/88-79023a91-90-amp-starter-fuse-assembly-for-mercury-mercruiser-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}