{"product_id":"starter-motor-128170-77010-yanmar-1gm-3gm-12v-1-0kw-pmgr-4boats","title":"Starter Motor 128170-77010 for Yanmar Marine Diesel 1GM 2GM 3GM Series 12V 1.0kW","description":"\u003c!-- \n  ***********************************************************\n  EBAY LISTING DATA\n  ***********************************************************\n  OPTIMIZED EBAY TITLE (80 Chars): Starter Motor 128170-77010 for Yanmar Marine Diesel 1GM 2GM 3GM Series 12V 1.0kW\n  SEO NOTES: Expertly researched SKU 128170-77010. Direct replacement for Hitachi S114-303 series. Verified fitment for Yanmar 1GM10, 2GM20, and 3GM30 marine engines.\n--\u003e\n\n\u003cdiv style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: #333333; max-width: 900px; margin: 0 auto;\"\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\": \"https:\/\/schema.org\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Starter Motor 128170-77010 for Yanmar 1GM 2GM 3GM Series Marine Engines\",\n    \"description\": \"Premium 12V 1.0kW aftermarket starter motor for Yanmar 1GM, 2GM, and 3GM series marine diesel engines. Replaces OEM 128170-77010 and Hitachi S114-303.\",\n    \"brand\": { \"@type\": \"Brand\", \"name\": \"4Boats \/ Aftermarket\" },\n    \"sku\": \"128170-77010\",\n    \"mpn\": \"128170-77010\",\n    \"offers\": {\n      \"@type\": \"Offer\",\n      \"url\": \"https:\/\/4boats.co.uk\/products\/{{ product.handle }}\",\n      \"priceCurrency\": \"GBP\",\n      \"price\": \"{{ product.price | money_without_currency }}\",\n      \"availability\": \"https:\/\/schema.org\/InStock\"\n    }\n  }\n  \u003c\/script\u003e\n\n  \u003cdiv style=\"background-color: #2c3e50; color: #ffffff; padding: 40px 20px; text-align: center; border-radius: 6px 6px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; letter-spacing: 1px; text-transform: uppercase; color: #ffffff;\"\u003eStarter Motor 128170-77010\u003c\/h1\u003e\n    \u003cp style=\"margin: 10px 0 0; font-size: 18px; color: #ecf0f1;\"\u003ePremium Replacement for Yanmar GM-Series Marine Diesels\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"padding: 25px; border: 1px solid #e0e0e0; border-top: none; background-color: #ffffff;\"\u003e\n    \u003cp style=\"margin-top: 0;\"\u003eEnsure your vessel starts reliably every time with this high-torque, marine-grade starter motor. Designed specifically for the iconic Yanmar GM series, this direct-fit aftermarket unit offers the cranking power required for diesel ignition in demanding marine environments. Precision-engineered to meet Hitachi S114-303 specifications, it provides a cost-effective yet dependable alternative to expensive OEM units.\u003c\/p\u003e\n    \u003cdiv style=\"background-color: #f8f9fa; border-left: 5px solid #27ae60; padding: 15px; margin: 20px 0;\"\u003e\n      \u003cstrong style=\"color: #27ae60;\"\u003eRELIABILITY:\u003c\/strong\u003e Built with corrosion-resistant housings and high-temperature internal windings to withstand the salt-air environment of your engine room.\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"display: flex; flex-wrap: wrap; margin-top: 20px; gap: 20px;\"\u003e\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eKey Features\u003c\/h3\u003e\n      \u003cul style=\"list-style-type: none; padding: 0; margin: 0;\"\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Direct fit for Yanmar 1GM, 2GM, 3GM\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ 9-Tooth pinion gear for precise mesh\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Clockwise (CW) rotation\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ High-output 1.0kW power rating\u003c\/li\u003e\n        \u003cli style=\"padding: 10px 0; border-bottom: 1px dashed #eee;\"\u003e✔ Easy 2-bolt flange installation\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex: 1; min-width: 300px; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px; background-color: #ffffff;\"\u003e\n      \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eTechnical Specs\u003c\/h3\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e1.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eRotation:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003eClockwise (CW)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003ePinion Teeth:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e9 Teeth\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eFlange Diameter:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eMount Bores:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: right; padding: 8px 0; border-bottom: 1px solid #eee;\"\u003e2 Holes\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eCompatibility \/ Fitment Guide\u003c\/h3\u003e\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003cthead\u003e\u003ctr style=\"background-color: #ecf0f1;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eEngine Model\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eCylinders\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar 1GM \/ 1GM10\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1-Cyl\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMarine Diesel (1980-Up)\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar 2GM \/ 2GM20 \/ 2GMF\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2-Cyl\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eStandard \u0026amp; Fresh Water Cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar 3GM \/ 3GM30 \/ 3GMF\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3-Cyl\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFits 3GM30F \u0026amp; 3GMD Models\u003c\/td\u003e\n\u003c\/tr\u003e\n          \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYanmar 3HM \/ 3HM35\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3-Cyl\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eVerify OE Part Number\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px;\"\u003e\n    \u003ch3 style=\"background-color: #34495e; color: #fff; padding: 12px 15px; margin: 0; border-radius: 6px 6px 0 0; text-align: center;\"\u003eOEM Cross Reference\u003c\/h3\u003e\n    \u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n        \u003ctr style=\"background-color: #fdfdfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold; width: 30%;\"\u003eYanmar\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e128170-77010, 128170-77011, 128170-77012\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eHitachi\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eS114-303, S114-303A, S114303, S114303A\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #fdfdfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eBosch\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSR5052N\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eLucas\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLRS01128\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color: #fdfdfd;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eArrowhead\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSHI0080\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; background-color: #fcfcfc; border: 1px solid #e0e0e0; border-radius: 6px; padding: 20px;\"\u003e\n    \u003ch3 style=\"color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px; margin-top: 0;\"\u003eQuestions \u0026amp; Answers\u003c\/h3\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eIs this a genuine original part?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eThis is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 15px;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eHow do I know if it is compatible?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eWe recommend checking the SKU\/MPN and Cross Reference list provided above. If your original part number matches any of these, it is a guaranteed fit.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"margin-bottom: 0;\"\u003e\n      \u003cp style=\"margin: 0 0 5px 0; font-weight: bold; color: #333;\"\u003eWill this starter fit the newer 3YM series engines?\u003c\/p\u003e\n      \u003cp style=\"margin: 0; color: #666; font-size: 15px;\"\u003eWhile primarily designed for the GM series (1GM, 2GM, 3GM), it is often cross-compatible with early 3YM series engines. However, always verify your existing starter's part number against 128170-77010 to ensure the mounting and gear teeth are identical.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin-top: 30px; text-align: center; font-size: 14px; color: #7f8c8d; border-top: 1px solid #eee; padding-top: 20px;\"\u003e\n    \u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Please verify your original part number against the references above before purchasing at 4boats.co.uk.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"4Boats","offers":[{"title":"Default Title","offer_id":56755528434038,"sku":"200-601","price":139.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/8140\/9004\/files\/18209n_f2.jpg?v=1764338054","url":"https:\/\/www.leighnumberplates.com\/products\/starter-motor-128170-77010-yanmar-1gm-3gm-12v-1-0kw-pmgr-4boats","provider":"Leigh Number Plates","version":"1.0","type":"link"}