{"title":"Johnson 2-Stroke Outboard Engines (135-300 HP) - Marine Power Solutions","description":"\u003csection id=\"hero\" style=\"padding:16px; border:1px solid #e5e7eb; border-radius:8px;\"\u003e\n  \u003cp style=\"max-width:900px;\"\u003e\n    This page covers Johnson 2‑Stroke outboard engines in the 135–300 HP class. Use it to find compatible parts and practical service information, including maintenance intervals, common replacement items, and troubleshooting guidance. You can also browse the main Johnson\/Evinrude\/OMC collection, and at the bottom of this page you’ll find quick links to start browsing parts for this engine. On the collection page, use the Filter \u0026amp; Sort controls to narrow results by horsepower, year range, and part category.\n  \u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#064E3B; color:#fff; text-decoration:none; border-radius:6px;\"\u003eBrowse All Johnson\/Evinrude\/OMC 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 135–300 HP Model\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eLocate the model\/serial plate on the transom or swivel bracket; record the full model code and serial number.\u003c\/li\u003e\n    \u003cli\u003eRead the code: it typically encodes horsepower, shaft length (S\/L\/XL), and control type; suffix letters often indicate year or revision.\u003c\/li\u003e\n    \u003cli\u003ePlatform cues: V4 models (commonly ~135–140 HP) have four cylinders; V6 (150–300 HP) have six; some legacy high‑output models may be V8. Count spark plugs or look at cylinder banks to confirm.\u003c\/li\u003e\n    \u003cli\u003eConfirm 2‑Stroke configuration: premix or oil‑injection (VRO) with an oil tank and oil lines to the powerhead.\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\n  \u003ch3\u003eV4 2‑Stroke (approx. 135–140 HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; max-width:1000px;\"\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;\"\u003eV4, carbureted or oil‑injected 2‑Stroke with mechanical fuel system and conventional ignition.\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;\"\u003eJohnson high‑output V4 families in the 135–140 HP range (various years).\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eStrong mid‑range punch with relatively light weight; broad propeller options for fishing and runabout hulls.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eUse correct thermostats and pressure‑relief components; keep water pump service current for proper cooling.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eV6 2‑Stroke (approx. 150–300 HP)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; max-width:1000px;\"\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, carbureted or oil‑injected (VRO) 2‑Stroke designed for heavier boats and higher top speeds.\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;\"\u003eJohnson 150–300 HP 2‑Stroke V6 families across multiple year ranges.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAdvantages\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExcellent hole‑shot and top‑end; wide selection of prop pitches, materials, and diameters.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect VRO oil lines, clamps, and tank regularly; maintain cooling system (impeller, thermostats) to avoid overheat at speed.\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eLegacy High‑Output 2‑Stroke (select 275–300 HP variants)\u003c\/h3\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; max-width:1000px;\"\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;\"\u003eHigh‑displacement 2‑Stroke platforms used on performance or large offshore hulls.\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;\"\u003eSelect legacy Johnson outboards at 275–300 HP (platform varies by year and 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;\"\u003eMaximum thrust and continuous high‑load capability for bigger boats.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eNotes\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eVerify gearcase style and cooling components by model number; follow factory procedures when servicing oiling systems.\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 in this horsepower range. Always follow your official service manual for your exact model and operating conditions.\u003c\/p\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; max-width:1000px;\"\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 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect for water intrusion (milky oil) and metal debris; replace plug gaskets and service seals if leakage is found.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/service-maintenance-kits\"\u003eService \u0026amp; Maintenance 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 at 50 hours; replace ~100 hours or as needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eUse the specified heat range and gap; heavy idling can foul 2‑Stroke plugs.\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 \/ Water‑Separating Filter\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eEvery 100 hours or annually\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eReplace in‑line filters and clean on‑engine screens; drain separators more often in humid climates.\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;\"\u003eAnnually in sandy\/silty use; otherwise every 2–3 seasons\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eMaintains cooling performance; replace housing or wear plate if scored.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-water-pump-repair-kits\"\u003eJohnson\/Evinrude\/OMC Water Pump Kits\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAnodes (Internal\/External)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect every 20–50 hours; replace when ~50% depleted\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eMatch anode material (zinc\/aluminum\/magnesium) to water type to prevent corrosion.\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;\"\u003e2‑Stroke Oiling (Premix or VRO Injection)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCheck each service; replace oil hoses every 5–7 years\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePremix typically 50:1 unless specified otherwise; for oil‑injection, inspect tank, lines, clamps, and bleed system after service.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/bombardier-hoses\"\u003eJohnson\/Evinrude\/OMC Hoses\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLower Unit Seals (if leak detected)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eAs needed\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eService when water or oil leakage is found during gear oil change; pressure\/vacuum test recommended.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/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;\"\u003eThermostats \/ Pressure‑Relief (poppet) parts\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect annually; replace if sticking or corroded\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eCritical for stable warm‑up and high‑speed cooling; replace gaskets and seals together.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003e\u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\"\u003eJohnson\/Evinrude\/OMC Outboard Parts\u003c\/a\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\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 \u0026amp; Tune‑Up: \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\/johnson-evinrude-omc-water-pump-repair-kits\"\u003eWater Pump Repair Kits\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 and \u003ca href=\"https:\/\/seasierra.com\/collections\/fuel-pumps\"\u003eFuel Pumps\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eIgnition \/ Electrical: \u003ca href=\"https:\/\/seasierra.com\/collections\/electrical-items\"\u003eElectrical Items\u003c\/a\u003e and \u003ca href=\"https:\/\/seasierra.com\/collections\/starters\"\u003eStarters\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePropulsion: \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    \u003cli\u003eGearcase \u0026amp; Seals: \u003ca href=\"https:\/\/seasierra.com\/collections\/lower-unit-seal-kits\"\u003eLower Unit Seal Kits\u003c\/a\u003e\n\u003c\/li\u003e\n    \u003cli\u003eAccessories: \u003ca href=\"https:\/\/seasierra.com\/collections\/propeller-guards\"\u003ePropeller Guards\u003c\/a\u003e, \u003ca href=\"https:\/\/seasierra.com\/collections\/outboard-hydrofoil-stabilizers\"\u003eOutboard Hydrofoil Stabilizers\u003c\/a\u003e, and \u003ca href=\"https:\/\/seasierra.com\/collections\/boat-accessories\"\u003eBoat Accessories\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; max-width:1000px;\"\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 tell‑tale stream or overheat alarm\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eInspect intake screens for debris; verify impeller and thermostat condition; confirm hose routing.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eWater pump kit, impeller, thermostat, intake screen\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;\"\u003eCheck prop for damage or wrong pitch; inspect spark plugs; replace fuel filter; clean carbs if applicable.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePropeller, spark plugs, fuel filter, carburetor repair kit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eHard starting or rough idle\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfirm choke\/primer operation; check for air leaks in fuel lines; verify spark and plug gap.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003ePrimer solenoid, fuel hoses, spark plugs, carburetor repair kit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding:8px;\"\u003eExcessive smoke at idle (2‑Stroke)\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eConfirm premix ratio; inspect thermostat (cold running); evaluate oil‑injection settings\/hoses.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eThermostat, oil hoses, 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;\"\u003eCheck oil level\/condition; inspect prop shaft for fishing line; pressure\/vac test seals.\u003c\/td\u003e\n        \u003ctd style=\"padding:8px;\"\u003eLower unit seal kit, bearings, drain\/fill plug gaskets\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 different years or platforms?\u003c\/summary\u003e\n    \u003cp\u003eSome components interchange within the same platform and generation, but many parts vary by year, horsepower, and configuration. Always confirm with your exact model and serial number 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\u003eIn clean water, every 2–3 seasons is typical. In sandy or silty conditions, an annual replacement is recommended. Replace sooner if the tell‑tale is weak or you receive overheat warnings.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow often should I change the lower unit gear oil?\u003c\/summary\u003e\n    \u003cp\u003eAt least every 100 hours or annually. If the oil looks milky (water) or contains metal, service the seals and investigate internal wear before further operation.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat information helps confirm part compatibility?\u003c\/summary\u003e\n    \u003cp\u003ePlease provide the model number, serial number, approximate year, shaft length, and clear photos of the nameplate and the part you are replacing.\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 style=\"max-width:900px;\"\u003eReady to find parts for your Johnson 2‑Stroke 135–300 HP outboard? Browse the main Johnson\/Evinrude\/OMC collection and filter by horsepower, year, and model to quickly narrow results.\u003c\/p\u003e\n  \u003ca href=\"https:\/\/seasierra.com\/collections\/johnson-evinrude-omc-outboard-parts\" style=\"display:inline-block; padding:10px 14px; background:#064E3B; color:#fff; text-decoration:none; border-radius:6px;\"\u003eShop Johnson\/Evinrude\/OMC Outboard Parts\u003c\/a\u003e\n  \u003cp style=\"margin-top:8px; color:#374151;\"\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":"wedge-transom-saver-fits-yamaha-mercury-honda-johnson-suzuki-replaces-mar-mtspt-ym-08","title":"Wedge Transom Saver Motor Support – Fits Yamaha, Mercury, Honda, Johnson\/Evinrude \u0026 Suzuki Outboards","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\u003csection\u003e\n  \u003ch2\u003eProduct Details\u003c\/h2\u003e\n  \u003cp\u003eThis \u003cstrong\u003eWedge Transom Saver Motor Support\u003c\/strong\u003e is designed to support trailered outboard motors equipped with 2- or 3-ram hydraulic trim\/tilt systems. It fits over an extended trim\/tilt piston rod and provides a stable support point between the engine and transom area, helping reduce movement and the effects of road shock and vibration during transport.\u003c\/p\u003e\n  \u003cp\u003eThe wedge-style design is intended for a broad range of Yamaha, Mercury, Honda, Johnson\/Evinrude, and Suzuki outboards. Confirm your engine's trim\/tilt configuration and installation position before ordering.\u003c\/p\u003e\n  \u003cp\u003eThis aftermarket support is listed as a replacement reference for Yamaha \u003cstrong\u003eMAR-MTSPT-YM-08\u003c\/strong\u003e. Reference numbers identify comparable applications and should be checked against the original component and your engine configuration.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eSlides over the extended trim\/tilt piston rod for installation.\u003c\/li\u003e\n    \u003cli\u003eWedge-shaped, self-centering support design.\u003c\/li\u003e\n    \u003cli\u003eIncludes two steering stabilizers\/centering clips to help limit engine steering movement while trailering.\u003c\/li\u003e\n    \u003cli\u003eConstructed from durable plastic and EPDM rubber for marine and outdoor use.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003ePart Number References\u003c\/h2\u003e\n  \u003cp\u003eUse these references as comparison information only. Always verify physical design, ram arrangement, and application details before purchase.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Part Number References\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand or Source\u003c\/th\u003e\n          \u003cth\u003eReference\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\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003eMAR-MTSPT-YM-08\u003c\/td\u003e\n          \u003ctd\u003eOEM reference\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eAftermarket\u003c\/td\u003e\n          \u003ctd\u003eM-Y Wedge Universal Motor Support\u003c\/td\u003e\n          \u003ctd\u003eComparable replacement reference\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eEngine and Model Compatibility\u003c\/h2\u003e\n  \u003cp\u003eThe following application ranges are provided as general guidance for compatible 2- and 3-ram hydraulic trim\/tilt systems. Exact fit can vary by model, year, ram arrangement, and installation position. Verify your engine before purchase.\u003c\/p\u003e\n  \u003cdiv class=\"ss-table-wrap\"\u003e\n    \u003ctable class=\"ss-table\" aria-label=\"Engine and Model Compatibility\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBrand\u003c\/th\u003e\n          \u003cth\u003eModel or Range\u003c\/th\u003e\n          \u003cth\u003eRated HP\u003c\/th\u003e\n          \u003cth\u003eStroke\u003c\/th\u003e\n          \u003cth\u003eApplication Notes\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\u003eCompatible outboards, including SHO applications\u003c\/td\u003e\n          \u003ctd\u003e115–350\u003c\/td\u003e\n          \u003ctd\u003e2- and 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eFor compatible 2- or 3-ram trim\/tilt systems.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eYamaha\u003c\/td\u003e\n          \u003ctd\u003eF300–F350\u003c\/td\u003e\n          \u003ctd\u003e300–350\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eSome V8 applications may require two supports, one for each ram.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eMercury\u003c\/td\u003e\n          \u003ctd\u003eCompatible outboards\u003c\/td\u003e\n          \u003ctd\u003e135–300\u003c\/td\u003e\n          \u003ctd\u003e2- and 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eFor compatible 2- or 3-ram trim\/tilt systems; installation is commonly on the starboard side.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eHonda\u003c\/td\u003e\n          \u003ctd\u003eCompatible outboards\u003c\/td\u003e\n          \u003ctd\u003e90–300\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eFor compatible 2- or 3-ram trim\/tilt systems; installation is commonly on the starboard side.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eJohnson\/Evinrude\u003c\/td\u003e\n          \u003ctd\u003eCompatible outboards, including E-TEC and FICHT applications\u003c\/td\u003e\n          \u003ctd\u003e150–300\u003c\/td\u003e\n          \u003ctd\u003e2- and 4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eFor compatible 2- or 3-ram trim\/tilt systems; installation is commonly on the starboard side.\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eSuzuki\u003c\/td\u003e\n          \u003ctd\u003eDF140–DF350\u003c\/td\u003e\n          \u003ctd\u003e140–350\u003c\/td\u003e\n          \u003ctd\u003e4-Stroke\u003c\/td\u003e\n          \u003ctd\u003eFor compatible 2- or 3-ram trim\/tilt systems.\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003eProduct Type\u003c\/dt\u003e\n    \u003cdd\u003eWedge transom saver and outboard motor support\u003c\/dd\u003e\n    \u003cdt\u003eInstallation\u003c\/dt\u003e\n    \u003cdd\u003eSlides over an extended trim\/tilt piston rod\u003c\/dd\u003e\n    \u003cdt\u003eApplication\u003c\/dt\u003e\n    \u003cdd\u003eCompatible 2- or 3-ram hydraulic trim\/tilt systems\u003c\/dd\u003e\n    \u003cdt\u003eDesign\u003c\/dt\u003e\n    \u003cdd\u003eWedge-shaped, self-centering support\u003c\/dd\u003e\n    \u003cdt\u003eConstruction\u003c\/dt\u003e\n    \u003cdd\u003ePlastic and EPDM rubber\u003c\/dd\u003e\n    \u003cdt\u003eColor\u003c\/dt\u003e\n    \u003cdd\u003eBlack\u003c\/dd\u003e\n    \u003cdt\u003eReference Length\u003c\/dt\u003e\n    \u003cdd\u003eApproximately 8.5 inches (215.9 mm), subject to product variation\u003c\/dd\u003e\n    \u003cdt\u003eIncluded Stabilizers\u003c\/dt\u003e\n    \u003cdd\u003eTwo steering stabilizers\/centering clips\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 x Wedge Transom Saver Motor Support\u003c\/li\u003e\n    \u003cli\u003e2 x Steering Stabilizers\/Cent​​ering Clips\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003col\u003e\n    \u003cli\u003eTrim the outboard to its maximum tilt position so the hydraulic ram or rams are fully extended.\u003c\/li\u003e\n    \u003cli\u003eIdentify the correct trim\/tilt piston for your engine. On many applications, the support is installed on the main or starboard-side ram.\u003c\/li\u003e\n    \u003cli\u003eClean the exposed piston rod and remove grease, dirt, or debris that could prevent a secure fit.\u003c\/li\u003e\n    \u003cli\u003eSlide the wedge support over the exposed piston rod. Ensure that it is seated and aligned correctly.\u003c\/li\u003e\n    \u003cli\u003eSlowly lower the motor until the support rests securely between the motor and transom mount. Do not force the motor against the support.\u003c\/li\u003e\n    \u003cli\u003eInstall the two included steering stabilizers\/centering clips on the hydraulic steering rods as appropriate for your steering system.\u003c\/li\u003e\n    \u003cli\u003eConfirm that the support and stabilizers remain secure before towing, and recheck them periodically during extended transport.\u003c\/li\u003e\n  \u003c\/ol\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eTroubleshooting and FAQ\u003c\/h2\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhich outboard motors is this transom saver designed for?\u003c\/summary\u003e\n    \u003cp\u003eIt is designed for compatible Yamaha, Mercury, Honda, Johnson\/Evinrude, and Suzuki outboards using 2- or 3-ram hydraulic trim\/tilt systems. Review the application table and compare your engine's ram arrangement before ordering.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow is the wedge support installed?\u003c\/summary\u003e\n    \u003cp\u003eRaise the motor, extend the appropriate trim\/tilt ram, slide the wedge over the exposed piston rod, and lower the motor gently until it rests securely on the support. Install the two included steering stabilizers on the steering rods where appropriate.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDoes this support work on a single-ram tilt system?\u003c\/summary\u003e\n    \u003cp\u003eNo. This support is intended for compatible 2- or 3-ram hydraulic trim\/tilt arrangements and should not be used on a single-ram setup unless the application is specifically confirmed.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat are the included steering stabilizers for?\u003c\/summary\u003e\n    \u003cp\u003eThe two included stabilizers\/centering clips help limit steering movement and side-to-side engine sway during trailering when installed correctly on the steering rods.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eDo I need one or two supports?\u003c\/summary\u003e\n    \u003cp\u003eMost compatible applications use one support. Certain large engines or configurations, including some Yamaha V8 applications, may require two supports—one for each ram. Check the engine manufacturer's guidance and the physical ram arrangement.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eWhat is the support made of?\u003c\/summary\u003e\n    \u003cp\u003eThe support uses a combination of plastic and EPDM rubber intended for marine and outdoor trailering conditions.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eIs this an OEM component?\u003c\/summary\u003e\n    \u003cp\u003eNo. This is an aftermarket replacement support. Yamaha MAR-MTSPT-YM-08 is provided as a reference number for application comparison and does not indicate that this product is manufactured by Yamaha.\u003c\/p\u003e\n  \u003c\/details\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003eHow should I verify compatibility?\u003c\/summary\u003e\n    \u003cp\u003eCompare the original support, piston-rod dimensions, ram arrangement, installation position, and engine model details. Do not rely on horsepower alone; year, model, stroke, and trim\/tilt configuration can affect fit.\u003c\/p\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eSafety and Important Information\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eVerify the engine model, year, horsepower, stroke, ram arrangement, and physical dimensions before ordering.\u003c\/li\u003e\n    \u003cli\u003eDo not use this support on a single-ram system unless compatibility has been specifically confirmed.\u003c\/li\u003e\n    \u003cli\u003eInspect the support and steering stabilizers for damage, looseness, or deterioration before each trip.\u003c\/li\u003e\n    \u003cli\u003eLower the motor gently onto the support; do not use excessive force or rely on the support as a substitute for proper trailering procedures.\u003c\/li\u003e\n    \u003cli\u003eProfessional installation is recommended when the correct installation position is unclear.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n  \u003ch2\u003eAbout Sea Sierra\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMarine Parts Selection\u003c\/strong\u003e — Practical replacement components for real-world boating and trailering applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication-Focused Support\u003c\/strong\u003e — Product information is organized to help you compare engine configuration and installation requirements.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eValue-Oriented Parts\u003c\/strong\u003e — Aftermarket solutions selected for everyday marine maintenance and repair needs.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/section\u003e","brand":"SeaSierra","offers":[{"title":"Default Title","offer_id":50718265114939,"sku":"22TS001","price":36.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/8673\/8747\/files\/Transom_Rubber_Support_and_Motor_Lock_for_Boat_Outboards_and_Stern_Drives_with_3_Rams_Trim_and_Tilt_Plastic_Saver_Protect_Bar_-_JLM_MARINE-8286846.jpg?v=1762958498"}],"url":"https:\/\/seasierra.com\/collections\/johnson-2-stroke-outboard-engines-135-300-hp-marine-power-solutions.oembed","provider":"SeaSierra","version":"1.0","type":"link"}