{"product_id":"6r3-85570-01-00-ignition-coil-for-yamaha-v4-v6-jlm-marine","title":"6R3-85570-01-00 Ignition Coil for Yamaha V4 V6 | JLM Marine","description":"\u003ch2\u003eIgnition Coil for Yamaha V4 V6 Outboards – Replaces 6R3-85570-01-00\u003c\/h2\u003e\n\n\u003cp\u003eThis premium aftermarket ignition coil is engineered to fit Yamaha V4 and V6 2-stroke outboards ranging from 55HP to 225HP. Designed for reliable spark delivery in demanding marine environments, it ensures optimal engine performance across multiple model years from 1990 to 2010.\u003c\/p\u003e\n\n\u003cp\u003eDirectly replaces Yamaha OEM part numbers \u003cstrong\u003e6R3-85570-01-00\u003c\/strong\u003e, \u003cstrong\u003e6R3-85570-00-00\u003c\/strong\u003e, \u003cstrong\u003e697-85570-00-00\u003c\/strong\u003e, and \u003cstrong\u003e6H2-85570-00-00\u003c\/strong\u003e, as well as aftermarket numbers \u003cstrong\u003e18-5128\u003c\/strong\u003e and \u003cstrong\u003e187-6391\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eBuilt with pure copper windings that meet or exceed OEM specifications\u003c\/li\u003e\n  \u003cli\u003eOperating temperature range: \u003cstrong\u003e-40°C to 100°C\u003c\/strong\u003e for extreme conditions\u003c\/li\u003e\n  \u003cli\u003eAnti-corrosion treatment and durable anti-aging materials for extended service life\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\u003eYamaha (OEM)\u003c\/td\u003e\n      \u003ctd\u003e6R3-85570-01-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eYamaha\u003c\/td\u003e\n      \u003ctd\u003e6R3-85570-00-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eYamaha\u003c\/td\u003e\n      \u003ctd\u003e697-85570-00-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eYamaha\u003c\/td\u003e\n      \u003ctd\u003e6H2-85570-00-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket\u003c\/td\u003e\n      \u003ctd\u003e18-5128\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAftermarket\u003c\/td\u003e\n      \u003ctd\u003e187-6391\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 Yamaha owners, here's a guide to help you identify your engine's serial\/model: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-serial-number-guide-2025\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha Serial Number Guide\u003c\/a\u003e. You can also review exploded diagrams to verify part numbers: \u003ca href=\"https:\/\/jlmmarine.com\/blogs\/serial-number-guide\/yamaha-outboard-parts-diagrams-catalog\" rel=\"nofollow noopener\" target=\"_blank\"\u003eYamaha 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\" 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\u003eStroke\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\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e115HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e130HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990-2001\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e150HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990-2010\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e175HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990-1995\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e200HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1991-1995\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e225HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003e1990-1993\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eYamaha\u003c\/td\u003e\n        \u003ctd\u003e55HP-225HP\u003c\/td\u003e\n        \u003ctd\u003e2-Stroke\u003c\/td\u003e\n        \u003ctd\u003eVarious (4\/6 Cylinder)\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\" 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\u003e6R3-85570-01-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCondition\u003c\/td\u003e\n      \u003ctd\u003eBrand New\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n      \u003ctd\u003e-40°C to 100°C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWinding Material\u003c\/td\u003e\n      \u003ctd\u003ePure Copper\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eFeatures\u003c\/td\u003e\n      \u003ctd\u003eHigh-efficiency pressure boost, superior insulation, anti-corrosion treatment, anti-aging material\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCompatibility\u003c\/td\u003e\n      \u003ctd\u003eYamaha V4 \u0026amp; V6 2-Stroke Outboards (55HP-225HP)\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\u003cul\u003e\n  \u003cli\u003e\u003cspan style=\"color:red;\"\u003e\u003cstrong\u003e1 × Ignition Coil\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery's negative terminal to ensure all power is off before beginning work.\u003c\/li\u003e\n  \u003cli\u003eLocate the faulty ignition coil on your Yamaha outboard engine, typically mounted near the spark plugs.\u003c\/li\u003e\n  \u003cli\u003eDisconnect the electrical connectors from the old coil, noting their positions for reinstallation.\u003c\/li\u003e\n  \u003cli\u003eRemove the mounting bolts securing the old ignition coil and carefully lift it away from the engine.\u003c\/li\u003e\n  \u003cli\u003eInspect the mounting area and clean any debris or corrosion to ensure proper contact.\u003c\/li\u003e\n  \u003cli\u003ePosition the new ignition coil in place, aligning the mounting holes with the engine block.\u003c\/li\u003e\n  \u003cli\u003eSecure the new coil with the original mounting bolts, tightening to manufacturer specifications.\u003c\/li\u003e\n  \u003cli\u003eReconnect all electrical connectors in their original positions, ensuring a firm, secure fit.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery's negative terminal and perform a visual inspection of all connections.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and listen for smooth operation; check for misfires or irregular firing.\u003c\/li\u003e\n  \u003cli\u003eIf the engine runs smoothly, verify spark delivery by checking each cylinder's performance.\u003c\/li\u003e\n  \u003cli\u003eConduct a brief test run on the water to confirm the repair was successful under normal operating conditions.\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 ignition coil fits my Yamaha outboard?\u003c\/strong\u003e\u003cbr\u003e\nA: Check the compatibility table above for your engine's horsepower and year range (1990-2010 for most models). You can also cross-reference your existing OEM part number (6R3-85570-01-00, 6R3-85570-00-00, 697-85570-00-00, or 6H2-85570-00-00) or use the Yamaha serial number guide linked above to identify your model.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my ignition coil needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include misfiring, rough idling, difficulty starting, loss of power, increased fuel consumption, and intermittent spark. If multiple cylinders are affected, check each coil individually to isolate the faulty unit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace my ignition coil?\u003c\/strong\u003e\u003cbr\u003e\nA: Ignition coils typically last several years under normal use, but exposure to saltwater, extreme temperatures, and vibration can shorten their lifespan. Replace when you notice performance issues or during major engine overhauls as preventive maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What's the difference between this aftermarket coil and the OEM version?\u003c\/strong\u003e\u003cbr\u003e\nA: This aftermarket ignition coil is manufactured to meet or exceed OEM specifications using pure copper windings and high-quality insulation materials. While it's not an OEM Yamaha part, it delivers comparable performance at a more competitive price point and includes anti-corrosion treatment for extended durability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I install this myself or do I need a mechanic?\u003c\/strong\u003e\u003cbr\u003e\nA: Installation is straightforward for those with basic mechanical skills and tools. However, professional installation is recommended if you're unfamiliar with marine electrical systems to ensure proper connection and engine safety.\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":51981001064761,"sku":"23IC155","price":24.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/Ac9061241a73647dba49863a987f04da37.webp?v=1772455628","url":"https:\/\/jlmmarine.com\/es\/products\/6r3-85570-01-00-ignition-coil-for-yamaha-v4-v6-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}