{"product_id":"1b7-81940-00-00-starter-solenoid-for-yamaha-242-x-e-series-1800-2016-2020","title":"1B7-81940-00-00 Starter Solenoid for Yamaha 242 X E-Series 1800 2016-2020","description":"\u003ch2\u003eStarter Solenoid for Yamaha\u003c\/h2\u003e\u003cp\u003eThis starter solenoid is an electrical relay that delivers the high-current burst needed to crank the engine on Yamaha 242 X E-Series 1800 boats, cross-referencing OEM part 1B7-81940-00-00.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis starter solenoid serves as the heavy-duty switch between the battery and the starter motor on Yamaha 242 X E-Series 1800 watercraft. When the start circuit is engaged, the starter solenoid closes and sends full battery current to spin the starter. It is built for boat owners replacing a failed or weak solenoid on their Yamaha 1800 series engine.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect cross-reference to OEM part 1B7-81940-00-00 for confident replacement\u003c\/li\u003e\n\u003cli\u003eHeavy-gauge internal contacts handle the high inrush current of marine starter motors\u003c\/li\u003e\n\u003cli\u003eSealed housing resists moisture, salt spray, and engine bay humidity\u003c\/li\u003e\n\u003cli\u003eCompact footprint matches the factory mounting location on Yamaha 1800 engines\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant terminals for reliable long-term contact\u003c\/li\u003e\n\u003cli\u003eBuilt to withstand repeated cranking cycles on the water\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha 242 X E-Series 1800, 2016-2020\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplacing a solenoid that clicks but will not crank the engine\u003c\/li\u003e\n\u003cli\u003eRestoring reliable starting on 242 X E-Series boats\u003c\/li\u003e\n\u003cli\u003eRoutine electrical maintenance on Yamaha 1800 series powerplants\u003c\/li\u003e\n\u003cli\u003eFixing intermittent starting caused by worn solenoid contacts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1B7-81940-00-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStarter solenoid relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha 1800 series marine engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my solenoid needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e A single loud click with no engine crank, or intermittent starting that worsens over time, usually points to burned solenoid contacts. Testing for voltage at the starter terminal while cranking confirms the diagnosis.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I install this myself? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, replacement is typically a straightforward job of disconnecting the battery, swapping the solenoid, and reattaching the cables. Label your wiring before removal so reconnection matches the original layout.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51072272105558,"sku":"OO1C16753","price":131.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_65d1812f-39e5-4950-89ed-68f6efb49bd0.jpg?v=1794407948","url":"https:\/\/www.solidspare.com\/products\/1b7-81940-00-00-starter-solenoid-for-yamaha-242-x-e-series-1800-2016-2020","provider":"Solid Spare","version":"1.0","type":"link"}