{"product_id":"cdi-ignition-module-fits-johnson-evinrude-4hp-60hp-2-cylinder-replaces-582452-581649-581927","title":"CDI Ignition Module – Fits Johnson Evinrude 4HP-60HP 2-Cylinder (Replaces 582452, 581649, 581927)","description":"\u003cstyle\u003e\n  .ss-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }\n  table.ss-table { width:100%; border-collapse:collapse; min-width:640px; }\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  table.ss-table th {\n    white-space:nowrap;\n    word-break:normal;\n    letter-spacing:normal;\n    font-weight:600;\n    background:#f8fafc;\n  }\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\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eCDI Ignition Module\u003c\/strong\u003e is engineered for Johnson Evinrude 2-cylinder outboard engines from 1977 to 1984, covering 4HP through 60HP models that do not require an RPM limiter. Designed to restore reliable spark timing and ignition control, this module ensures smooth starts and consistent performance across a wide range of horsepower ratings.\u003c\/p\u003e\n\u003cp\u003eDirect aftermarket replacement for OEM part numbers 582452, 581649, 581927, 581924, 581926, 113-2453, 592453, 583380, 583453, 18-5758, and 9-25002.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 2-cylinder Johnson Evinrude engines without RPM limiter requirements\u003c\/li\u003e\n  \u003cli\u003eCompatible with both manual and electric-start configurations\u003c\/li\u003e\n  \u003cli\u003eDrop-in installation using factory mounting points\u003c\/li\u003e\n\u003c\/ul\u003e\n\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\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        \u003cth\u003eNotes\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\u003e582452\u003c\/td\u003e\n        \u003ctd\u003ePrimary OEM reference\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e581649\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e581927\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e581924\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e581926\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e113-2453\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0581927\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0581649\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0581924\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0581926\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0582452\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eMercury\u003c\/td\u003e\n        \u003ctd\u003e0583453\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAftermarket\u003c\/td\u003e\n        \u003ctd\u003e592453\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAftermarket\u003c\/td\u003e\n        \u003ctd\u003e583380\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAftermarket\u003c\/td\u003e\n        \u003ctd\u003e18-5758\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eAftermarket\u003c\/td\u003e\n        \u003ctd\u003e9-25002\u003c\/td\u003e\n        \u003ctd\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eEngine \u0026amp; Model Compatibility\u003c\/h2\u003e\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\u003cdiv class=\"ss-table-wrap\"\u003e\n  \u003ctable class=\"ss-table\" aria-label=\"Engine \u0026amp; Model Compatibility\"\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        \u003cth\u003eNotes\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\u003e4 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e4.5 HP\u003c\/td\u003e\n        \u003ctd\u003e1980–1983\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e6 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e7.5 HP\u003c\/td\u003e\n        \u003ctd\u003e1980–1983\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e8 HP\u003c\/td\u003e\n        \u003ctd\u003e1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e9.9 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e15 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e25 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e30 HP\u003c\/td\u003e\n        \u003ctd\u003e1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e35 HP\u003c\/td\u003e\n        \u003ctd\u003e1977–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e40 HP\u003c\/td\u003e\n        \u003ctd\u003e1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e50 HP\u003c\/td\u003e\n        \u003ctd\u003e1979–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e55 HP\u003c\/td\u003e\n        \u003ctd\u003e1979–1983\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd\u003eJohnson Evinrude\u003c\/td\u003e\n        \u003ctd\u003e60 HP\u003c\/td\u003e\n        \u003ctd\u003e1980–1984\u003c\/td\u003e\n        \u003ctd\u003e2-cylinder, no RPM limiter\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specs\u003c\/h2\u003e\n\u003cdl\u003e\n  \u003cdt\u003eOEM Number\u003c\/dt\u003e\n  \u003cdd\u003e582452\u003c\/dd\u003e\n  \u003cdt\u003eApplication\u003c\/dt\u003e\n  \u003cdd\u003eJohnson Evinrude 2-cylinder outboards\u003c\/dd\u003e\n  \u003cdt\u003eHorsepower Range\u003c\/dt\u003e\n  \u003cdd\u003e4 HP – 60 HP\u003c\/dd\u003e\n  \u003cdt\u003eYear Range\u003c\/dt\u003e\n  \u003cdd\u003e1977 – 1984\u003c\/dd\u003e\n  \u003cdt\u003eRPM Limiter\u003c\/dt\u003e\n  \u003cdd\u003eNot included (for engines without RPM limiter)\u003c\/dd\u003e\n  \u003cdt\u003eCylinder Configuration\u003c\/dt\u003e\n  \u003cdd\u003e2-cylinder\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003e1 × CDI Ignition Module\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n  \u003cli\u003eDisconnect the battery and wait 10 minutes to discharge any residual voltage in the ignition system.\u003c\/li\u003e\n  \u003cli\u003eLocate the original CDI module, typically mounted near the powerhead or under the flywheel cover.\u003c\/li\u003e\n  \u003cli\u003eLabel and disconnect all wiring harness connectors from the old module to ensure correct reassembly.\u003c\/li\u003e\n  \u003cli\u003eRemove mounting hardware and lift out the failed module.\u003c\/li\u003e\n  \u003cli\u003ePosition the new module in the same orientation and secure using factory mounting points.\u003c\/li\u003e\n  \u003cli\u003eReconnect all wiring harness connectors, ensuring each plug is fully seated and locked.\u003c\/li\u003e\n  \u003cli\u003eInspect connector pins for corrosion or damage; clean or replace as needed.\u003c\/li\u003e\n  \u003cli\u003eReinstall any covers or cowling removed during disassembly.\u003c\/li\u003e\n  \u003cli\u003eReconnect the battery and perform a spark test to confirm ignition output.\u003c\/li\u003e\n  \u003cli\u003eStart the engine and verify smooth idle and throttle response across the RPM range.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow do I know if my CDI module has failed?\u003c\/summary\u003e\n  \u003cp\u003eCommon symptoms include hard starting, intermittent misfires, loss of power at high RPM, or complete failure to spark. Use a spark tester to confirm whether the ignition coil is receiving signal from the CDI before replacing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this module work if my engine has an RPM limiter?\u003c\/summary\u003e\n  \u003cp\u003eNo. This module is designed for 2-cylinder engines from 1977–1984 that do not require an RPM limiter. If your engine uses an RPM-limiting CDI, you must source the appropriate version.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eCan I install this module without special tools?\u003c\/summary\u003e\n  \u003cp\u003eYes. Installation requires basic hand tools (screwdrivers, wrenches) and a spark tester. No specialized diagnostic equipment is necessary for a straightforward swap.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat is the difference between this aftermarket module and the OEM part?\u003c\/summary\u003e\n  \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\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eHow often should the CDI module be replaced?\u003c\/summary\u003e\n  \u003cp\u003eCDI modules typically last many years under normal conditions. Replace only when diagnostic testing confirms failure, or if you experience persistent ignition issues that cannot be traced to coils, stator, or wiring.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this fit both manual-start and electric-start models?\u003c\/summary\u003e\n  \u003cp\u003eYes, as long as your engine is a 2-cylinder Johnson Evinrude from 1977–1984 within the 4–60 HP range and does not use an RPM limiter. Starting method does not affect CDI compatibility.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat shipping speed and cost can I expect?\u003c\/summary\u003e\n  \u003cp\u003eWe ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWhat warranty and return options are available?\u003c\/summary\u003e\n  \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\n\u003c\/details\u003e\n\n\u003ch2\u003eSafety \u0026amp; Important Info\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify images\/specifications against 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\n\u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.\u003c\/li\u003e\n  \u003cli\u003eFast Global Fulfillment — Free standard delivery to most regions in 5–15 days.\u003c\/li\u003e\n  \u003cli\u003eManufacturer-Direct Value — Fair pricing without compromising on materials or QC.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":51025603658043,"sku":"21IC002","price":43.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/12_152a506f-70b0-48d6-8ed1-d0904b7cecc9.jpg?v=1772927973","url":"https:\/\/seasierra.com\/products\/cdi-ignition-module-fits-johnson-evinrude-4hp-60hp-2-cylinder-replaces-582452-581649-581927","provider":"SeaSierra","version":"1.0","type":"link"}