{"title":"Johnson 2-Stroke 90-200HP Outboard Marine Engine Parts","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eThis page is dedicated to Johnson 2-Stroke 90–200HP outboard engines and helps you find compatible parts and service information. Below you’ll find maintenance tips, commonly replaced parts, and troubleshooting guidance. You can also browse the main Johnson\/Evinrude collection any time. Scroll to the bottom to start browsing parts for this engine, and remember you can use the “Filter \u0026amp; Sort” controls on the collection page to narrow results by horsepower, year range, and part category\/section.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude\" style=\"display:inline-block; margin-top:8px; padding:10px 14px; background:#0d9488; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse All Johnson\/Evinrude Parts\u003c\/a\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"identify-model\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eHow to Identify Your 90–200HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the ID plate on the transom\/mounting bracket or a sticker on the swivel bracket. Many engines also have a core-plug stamp on the powerhead.\u003c\/li\u003e\n    \u003cli\u003eRead the full model code: the letters and suffixes indicate features such as shaft length (S\/L\/X), trim\/tilt (T), control type, and production year\/series.\u003c\/li\u003e\n    \u003cli\u003eFor Johnson\/Evinrude 2‑Stroke engines, 90–140HP models are typically V4, while 150–200HP are V6. Some parts interchange within each platform but not between V4 and V6.\u003c\/li\u003e\n    \u003cli\u003eIf equipped with oil injection (VRO), note whether it’s active or the engine is converted to pre-mix; this can affect service parts and maintenance procedures.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"engine-overview\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003ePlatform Overview\u003c\/h2\u003e\n  \u003ch3\u003eV4 Platform (Approx. 90–140HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e60° V4 loop‑charged, carbureted 2‑Stroke (oil injection VRO on many models, or run on pre‑mix).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExamples include Johnson J90\/J115\/J140 and Evinrude E90\/E115\/E140 variants (suffix letters denote shaft length and features).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLight weight, strong holeshot, straightforward carbureted service.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eMany ignition and cooling parts overlap within V4 ranges, but gearcase, prop hub size, and jetting can differ by HP and year—verify by model code.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3 style=\"margin-top:20px;\"\u003eV6 Platform (Approx. 150–200HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eFeature\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eDescription\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfiguration\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eV6 loop‑charged, primarily carbureted 2‑Stroke across popular years; oil injection (VRO) on many models.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCommon Models\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExamples include Johnson J150\/J175\/J200 and Evinrude E150\/E175\/E200 variants (with suffix differences for shaft, trim, market).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eHigh top‑end power, broad parts availability, robust gearcase options.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eV6 propellers typically use larger gearcase hubs than V4. Confirm gearcase size when selecting propellers and lower unit seal kits.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"service-kits\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eRoutine Maintenance \u0026amp; Service Parts\u003c\/h2\u003e\n  \u003cp\u003eIntervals below are general guidelines for Johnson 2‑Stroke outboards. Always follow the procedures and schedules in your official service manual for your exact model code.\u003c\/p\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eItem\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eInterval*\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eRemarks\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eParts Link\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eGear Oil (Lower Unit)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect for water (milky oil) or metal; replace seals if contamination is present.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eSpark Plugs\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect 50 hrs; replace 100 hrs\/season\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eUse the correct heat range and gap; fouling can indicate rich mixture or excessive oil.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/spark-plug\"\u003eSpark Plugs\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eFuel Filter \/ Inline Filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e100 hrs or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace more often with ethanol fuel or dirty tanks; verify primer bulb condition.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWater Pump Impeller \/ Kit\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e2 seasons or 200 hrs (inspect annually)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWeak telltale, overheating, or sand\/silt use are signs to service sooner.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-water-pump-repair-kits\"\u003eWater Pump Repair Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAnodes (Corrosion Protection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect every 3–6 months\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace when 50% consumed; choose alloys for your water (fresh\/brackish\/salt).\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-anodes\"\u003eJohnson\/Evinrude\/OMC Anodes\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eThermostats\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect annually; replace as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eStuck thermostats can cause cold running or overheat; verify correct temp rating.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude\"\u003eJohnson\/Evinrude Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eOil Injection (VRO) Check or Pre‑Mix Setup\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEach season\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfirm proper alarm operation and delivery if VRO is active; if pre‑mix, use the model‑specified ratio.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude\"\u003eJohnson\/Evinrude Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003cp style=\"font-size:12px; color:#6b7280;\"\u003e*Intervals are typical for recreational use; shorten for heavy, commercial, or harsh environments.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"common-parts\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eFrequently Used Parts Categories\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eRoutine Service – \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-service-maintenance-kits\"\u003eJohnson\/Evinrude\/OMC Service \u0026amp; Maintenance Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCooling System – \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-impellers\"\u003eJohnson\/Evinrude\/OMC Impellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eFuel System – \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-filters-1\"\u003eFuel Filters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical – \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eGearcase \u0026amp; Seals – \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropellers \u0026amp; Hardware – \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-propellers\"\u003eJohnson\/Evinrude\/OMC Propellers\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eCorrosion Protection – \u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-anodes\"\u003eJohnson\/Evinrude\/OMC Anodes\u003c\/a\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"troubleshooting\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eCommon Symptoms \u0026amp; Quick Checks\u003c\/h2\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eSymptom\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eCheck First\u003c\/th\u003e\n        \u003cth style=\"text-align:left; border-bottom:1px solid #e5e7eb; padding:8px;\"\u003eRelated Parts\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWeak telltale or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect intake screens, verify strong telltale flow, check impeller and thermostats.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWater pump kit, thermostat(s), intake screens, gaskets\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePoor acceleration or power loss\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExamine prop for damage\/cavitation, check spark plugs, replace fuel filter, verify timing\/carb sync.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePropeller, spark plugs, fuel filter, carburetor service parts\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eHard starting \/ rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eSqueeze primer bulb firm, check for air leaks in fuel line, verify choke\/primer operation, inspect plugs.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePrimer bulb, fuel line\/connector, inline filter, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExcessive smoke (2‑Stroke)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfirm correct oil ratio or VRO output, warm engine fully, check thermostat function.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eThermostat, oil injection service parts, spark plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eGearcase noise or metal in gear oil\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eDrain and inspect oil for water\/metal; check seals and propshaft for fishing line damage.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLower unit seal kit, bearings, gear lube\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"faq\" style=\"margin-top:24px;\"\u003e\n  \u003ch2\u003eFAQs\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eAre parts interchangeable between V4 and V6 Johnson 2‑Stroke engines?\u003c\/summary\u003e\n    \u003cp\u003eSome hardware and service items may interchange, but most engine‑specific parts (cooling, ignition, gearcase, and prop hubs) differ between V4 (90–140HP) and V6 (150–200HP). Verify by full model code before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhen should I replace the water pump impeller?\u003c\/summary\u003e\n    \u003cp\u003eAs a rule of thumb, service the impeller every 2 seasons or 200 hours—sooner if the telltale weakens, the engine overheats, or you operate in sandy or silty water.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change lower unit gear oil?\u003c\/summary\u003e\n    \u003cp\u003eChange gear oil every 100 hours or annually. If the drained oil is milky or contains metal, replace the seals and inspect internal gears and bearings.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information do you need to confirm parts compatibility?\u003c\/summary\u003e\n    \u003cp\u003ePlease provide the full model number (from the bracket tag), serial if available, shaft length (S\/L\/X), and whether the engine is V4 or V6. If applicable, note if the VRO system is active or the motor is converted to pre‑mix.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection id=\"cta\" style=\"margin-top:24px; padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp\u003eReady to find parts? Browse the main Johnson\/Evinrude collection and filter by horsepower, year, and model to zero in on compatible components for your engine.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude\" style=\"display:inline-block; margin:8px 0; padding:10px 14px; background:#0d9488; color:#fff; text-decoration:none; border-radius:6px;\"\u003eShop Johnson\/Evinrude Parts\u003c\/a\u003e\n  \u003cp style=\"font-size:12px; color:#6b7280;\"\u003eIf you’re unsure about your model, send us a photo of the nameplate and the part you need and we’ll help verify compatibility.\u003c\/p\u003e\n\u003c\/section\u003e","products":[{"product_id":"thermostat-fits-omc-johnson-evinrude-55-75-hp-replaces-396987-382385","title":"143°F Marine Thermostat for Johnson\/Evinrude, Chrysler\/Force, MerCruiser and Volvo Penta Applications","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:560px; }\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\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis 143°F (62°C) marine thermostat is an aftermarket replacement designed for selected Johnson\/Evinrude, Chrysler\/Force, MerCruiser and Volvo Penta applications. It helps regulate engine operating temperature by opening at the specified 143°F rating.\u003c\/p\u003e\n  \u003cp\u003eThe company catalog identifies this product as a single thermostat rather than a multi-part kit. Confirm the part number and complete engine or sterndrive application before ordering.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eProduct type: Marine thermostat\u003c\/li\u003e\n    \u003cli\u003eOpening temperature: 143°F (62°C)\u003c\/li\u003e\n    \u003cli\u003eInstallation: Replacement thermostat; follow the engine manufacturer’s service procedure\u003c\/li\u003e\n    \u003cli\u003ePackage type: Single thermostat\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eReference Part Numbers\u003c\/h2\u003e\n  \u003cp\u003eThe following manufacturer and aftermarket references are associated with this thermostat application. Part-number matching should be confirmed against the original component and engine service information.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Reference Part Numbers\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand or application\u003c\/th\u003e\n          \u003cth\u003eReference number\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOMC Johnson\/Evinrude\u003c\/td\u003e\n\u003ctd\u003e396987\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOMC Johnson\/Evinrude\u003c\/td\u003e\n\u003ctd\u003e382385\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eOMC Johnson\/Evinrude\u003c\/td\u003e\n\u003ctd\u003e778261\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eChrysler\/Force\u003c\/td\u003e\n\u003ctd\u003eF335068\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e47594\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eVolvo Penta\u003c\/td\u003e\n\u003ctd\u003e21148403\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eSierra\u003c\/td\u003e\n\u003ctd\u003e18-3557\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eGLM\u003c\/td\u003e\n\u003ctd\u003e13080\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eMallory\u003c\/td\u003e\n\u003ctd\u003e9-43024\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eApplication Compatibility\u003c\/h2\u003e\n  \u003cp\u003eCompany catalog records associate this thermostat with the following application groups. The records do not provide a universal model-year, serial-number or stroke range for every application, so verify the exact engine or sterndrive identification and reference number before purchase.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Application Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eManufacturer or application\u003c\/th\u003e\n          \u003cth\u003eDocumented application details\u003c\/th\u003e\n          \u003cth\u003eReference number\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eJohnson\/Evinrude outboard\u003c\/td\u003e\n          \u003ctd\u003eSelected 55, 60, 65, 70 and 75 HP outboard applications\u003c\/td\u003e\n          \u003ctd\u003e396987, 382385, 778261\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eChrysler\/Force outboard\u003c\/td\u003e\n          \u003ctd\u003eSelected 70, 90, 105, 120 and 135 HP applications\u003c\/td\u003e\n          \u003ctd\u003eF335068\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMerCruiser stern drive \/ outdrive\u003c\/td\u003e\n          \u003ctd\u003eGM 6-cylinder engines with 4.1–4.8 L displacement and 90, 160 or 200 HP applications\u003c\/td\u003e\n          \u003ctd\u003e47594\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eVolvo Penta stern drive \/ outdrive\u003c\/td\u003e\n          \u003ctd\u003e3.0 GXi and 3.0GXiC applications\u003c\/td\u003e\n          \u003ctd\u003e21148403\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp\u003eHorsepower, engine family and drive type must remain matched to the correct reference number. A similar-looking thermostat or a matching horsepower rating alone does not confirm fitment.\u003c\/p\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct type\u003c\/dt\u003e\n    \u003cdd\u003eAftermarket marine thermostat\u003c\/dd\u003e\n    \u003cdt\u003eOpening temperature\u003c\/dt\u003e\n    \u003cdd\u003e143°F (62°C)\u003c\/dd\u003e\n    \u003cdt\u003eApplications\u003c\/dt\u003e\n    \u003cdd\u003eSelected Johnson\/Evinrude, Chrysler\/Force, MerCruiser and Volvo Penta outboard or stern-drive applications\u003c\/dd\u003e\n    \u003cdt\u003ePackage configuration\u003c\/dt\u003e\n    \u003cdd\u003eSingle thermostat\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\n  \u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 × 143°F (62°C) marine thermostat\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eA gasket or seal is not listed as an included component in the company package record. Check the condition of the existing sealing parts and obtain any required replacement gasket or seal separately unless your application documentation specifies otherwise.\u003c\/p\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eAllow the engine to cool completely and follow all applicable safety procedures.\u003c\/li\u003e\n    \u003cli\u003eDisconnect the battery or otherwise isolate the starting system as directed by the service manual.\u003c\/li\u003e\n    \u003cli\u003eLocate the thermostat housing and place a suitable drain pan or absorbent material below the work area.\u003c\/li\u003e\n    \u003cli\u003eRemove the housing cover according to the engine manufacturer’s instructions.\u003c\/li\u003e\n    \u003cli\u003eNote the orientation of the original thermostat before removing it.\u003c\/li\u003e\n    \u003cli\u003eClean the mating surfaces carefully, removing old gasket material and corrosion without damaging the housing.\u003c\/li\u003e\n    \u003cli\u003eInstall the replacement thermostat in the correct orientation and use the proper gasket or seal for the application.\u003c\/li\u003e\n    \u003cli\u003eReinstall the housing and tighten the fasteners to the manufacturer’s specified torque.\u003c\/li\u003e\n    \u003cli\u003eRestore the cooling system as required, start the engine in accordance with the service manual, and check for leaks and correct temperature control.\u003c\/li\u003e\n  \u003c\/ol\u003e\n  \u003cp\u003eFor stern-drive and outdrive systems, follow the specific cooling-system procedure for the engine and drive assembly. Do not rely on a generic installation procedure where the manufacturer specifies a different service method.\u003c\/p\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat temperature is this thermostat rated for?\u003c\/summary\u003e\n    \u003cp\u003eThis thermostat is rated at 143°F (62°C).\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow can I tell whether my thermostat may be failing?\u003c\/summary\u003e\n    \u003cp\u003ePossible symptoms include overheating, running too cool, failure to reach normal operating temperature, or irregular temperature changes. These symptoms can also be caused by other cooling-system problems, so diagnose the complete system before replacing parts.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes this product include a gasket or seal?\u003c\/summary\u003e\n    \u003cp\u003eThe company record identifies the product as a single thermostat and does not list a gasket or seal as included. Check your application requirements and purchase any required sealing component separately unless it is supplied with your specific order.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM thermostat?\u003c\/summary\u003e\n    \u003cp\u003eThis is an aftermarket replacement thermostat. The listed manufacturer and aftermarket numbers are reference numbers used to help identify compatible applications; the product is not represented as a genuine OEM-branded component.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow do I confirm fitment?\u003c\/summary\u003e\n    \u003cp\u003eCompare the original thermostat and its reference number with the application information above. Confirm the manufacturer, engine or drive type, horsepower, displacement where applicable, and service-manual requirements before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should a marine thermostat be replaced?\u003c\/summary\u003e\n    \u003cp\u003eInspect the thermostat as part of normal cooling-system maintenance and replace it if it sticks, corrodes, fails to regulate temperature, or does not meet the manufacturer’s service requirements. Follow the maintenance interval specified for your engine.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003ch2\u003eSafety \u0026amp; Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify the complete application and reference number before purchase.\u003c\/li\u003e\n    \u003cli\u003eNever open a hot cooling system. Allow the engine to cool before service.\u003c\/li\u003e\n    \u003cli\u003eUse the correct gasket or seal and follow the manufacturer’s torque and installation instructions.\u003c\/li\u003e\n    \u003cli\u003eIncorrect thermostat fitment or installation can cause overheating, poor temperature control or engine damage.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended when the correct service procedure is not known.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMarine-focused selection:\u003c\/strong\u003e We supply replacement components for a range of outboard, stern-drive and inboard marine applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication support:\u003c\/strong\u003e Use the listed reference numbers and application details to help identify the correct replacement before ordering.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePractical replacement parts:\u003c\/strong\u003e Our catalog is organized around serviceable marine components intended to restore reliable operation when matched to the correct application.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50723979460923,"sku":"23TH612","price":31.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/23TH612_1_5e34ae9e-97b8-41a0-aa58-a69e26612693.jpg?v=1763039169"}],"url":"https:\/\/seasierra.com\/collections\/johnson-2-stroke-90-200hp-outboard-marine-engine-parts.oembed","provider":"SeaSierra","version":"1.0","type":"link"}