{"product_id":"yamaha-thermostat-66m-12411-01-00-f60-t60-f50-t50-f40-f15-f4-f6-f8-f9-9","title":"Yamaha - Thermostat - 66M-12411-01-00 - F60 T60 F50 T50 F40 F15 F4 F6 F8 F9.9","description":"\u003ch2 data-section-id=\"sl3h5z\" data-start=\"548\" data-end=\"605\"\u003eYamaha -Thermostat - Engine Cooling - F60 T60 F50 T50 F40 F15 F4 F6 F8 F9.9 - 66M-12411-01-00\u003c\/h2\u003e\n\u003chr data-start=\"607\" data-end=\"610\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"612\" data-end=\"623\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"625\" data-end=\"1177\"\u003eKeeping the engine at the right temperature is critical for small and mid-range Yamaha outboards. The \u003cstrong data-start=\"727\" data-end=\"764\"\u003eYamaha 66M-12411-01-00 Thermostat\u003c\/strong\u003e regulates coolant flow through the engine so it warms up properly and maintains stable operating temperatures while running. When a thermostat sticks open or closed, the motor can run too cold, lose efficiency, or start creeping toward overheating. Replacing the thermostat during routine cooling system service helps keep your Yamaha running smooth whether you are trolling, cruising, or running long distances.\u003c\/p\u003e\n\u003chr data-start=\"1179\" data-end=\"1182\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1184\" data-end=\"1199\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"1201\" data-end=\"1333\"\u003e• \u003cstrong data-start=\"1203\" data-end=\"1236\"\u003eEngine Temperature Regulation\u003c\/strong\u003e – Controls coolant flow to maintain the correct operating temperature during engine operation.\u003c\/p\u003e\n\u003cp data-start=\"1335\" data-end=\"1461\"\u003e• \u003cstrong data-start=\"1337\" data-end=\"1365\"\u003eOEM Yamaha Precision Fit\u003c\/strong\u003e – Manufactured to Yamaha specifications to ensure reliable operation and proper installation.\u003c\/p\u003e\n\u003cp data-start=\"1463\" data-end=\"1586\"\u003e• \u003cstrong data-start=\"1465\" data-end=\"1509\"\u003eSupports Fuel Efficiency and Performance\u003c\/strong\u003e – Helps the engine reach optimal operating temperature for smooth running.\u003c\/p\u003e\n\u003cp data-start=\"1588\" data-end=\"1710\"\u003e• \u003cstrong data-start=\"1590\" data-end=\"1629\"\u003eIdeal Preventative Maintenance Part\u003c\/strong\u003e – Often replaced during water pump service or routine cooling system inspection.\u003c\/p\u003e\n\u003chr data-start=\"1712\" data-end=\"1715\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1717\" data-end=\"1747\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1749\" data-end=\"2161\"\u003e• F2.5 - All Models\u003cbr data-start=\"1768\" data-end=\"1771\"\u003e• F4 - 1999-Current\u003cbr data-start=\"1787\" data-end=\"1790\"\u003e• F6 - 2003-Current\u003cbr data-start=\"1806\" data-end=\"1809\"\u003e• F8 - 2003-Current\u003cbr data-start=\"1825\" data-end=\"1828\"\u003e• T8 - 2003-2010\u003cbr data-start=\"1844\" data-end=\"1847\"\u003e• F9.9 - 2001-Current\u003cbr data-start=\"1865\" data-end=\"1868\"\u003e• T9.9 - 2005-Current\u003cbr data-start=\"1886\" data-end=\"1889\"\u003e• F15 - 2005-2006\u003cbr data-start=\"1906\" data-end=\"1909\"\u003e• F25 - 2005-2006\u003cbr data-start=\"1926\" data-end=\"1929\"\u003e• T25 - All Models\u003cbr data-start=\"1947\" data-end=\"1950\"\u003e• F30 - All Models\u003cbr data-start=\"1968\" data-end=\"1971\"\u003e• F40 - All Models\u003cbr data-start=\"1989\" data-end=\"1992\"\u003e• F40A - All Models\u003cbr data-start=\"2011\" data-end=\"2014\"\u003e• F50 - All Models\u003cbr data-start=\"2032\" data-end=\"2035\"\u003e• T50 - All Models\u003cbr data-start=\"2053\" data-end=\"2056\"\u003e• F60 - All Models\u003cbr data-start=\"2074\" data-end=\"2077\" data-is-only-node=\"\"\u003e• T60 - All Models\u003cbr data-start=\"2095\" data-end=\"2098\"\u003e• F70 - All Models\u003cbr data-start=\"2116\" data-end=\"2119\"\u003e• F80 - All Models\u003cbr data-start=\"2137\" data-end=\"2140\"\u003e• F100 - Up to 2000\u003c\/p\u003e\n\u003chr data-start=\"2163\" data-end=\"2166\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"2168\" data-end=\"2174\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2176\" data-end=\"2382\"\u003e\u003cstrong data-start=\"2176\" data-end=\"2233\"\u003eQ: What are common signs a thermostat may be failing?\u003c\/strong\u003e\u003cbr data-start=\"2233\" data-end=\"2236\"\u003e\u003cstrong data-start=\"2236\" data-end=\"2242\"\u003eA:\u003c\/strong\u003e The engine may run hotter than normal, take longer to warm up, or trigger temperature warnings if the thermostat stops operating correctly.\u003c\/p\u003e\n\u003cp data-start=\"2384\" data-end=\"2587\"\u003e\u003cstrong data-start=\"2384\" data-end=\"2448\"\u003eQ: Should thermostats be replaced during water pump service?\u003c\/strong\u003e\u003cbr data-start=\"2448\" data-end=\"2451\"\u003e\u003cstrong data-start=\"2451\" data-end=\"2457\"\u003eA:\u003c\/strong\u003e Many technicians replace them at the same time since both are part of the cooling system and accessed during routine maintenance.\u003c\/p\u003e\n\u003cp data-start=\"2589\" data-end=\"2755\"\u003e\u003cstrong data-start=\"2589\" data-end=\"2634\"\u003eQ: Can saltwater cause thermostat issues?\u003c\/strong\u003e\u003cbr data-start=\"2634\" data-end=\"2637\"\u003e\u003cstrong data-start=\"2637\" data-end=\"2643\"\u003eA:\u003c\/strong\u003e Yes. Salt deposits and debris can cause the thermostat to stick if the cooling system is not flushed regularly.\u003c\/p\u003e\n\u003cp data-start=\"2757\" data-end=\"2933\"\u003e\u003cstrong data-start=\"2757\" data-end=\"2812\"\u003eQ: Will a bad thermostat affect engine performance?\u003c\/strong\u003e\u003cbr data-start=\"2812\" data-end=\"2815\"\u003e\u003cstrong data-start=\"2815\" data-end=\"2821\"\u003eA:\u003c\/strong\u003e It can. If the engine runs too cool or too hot, it may not perform efficiently and could suffer long-term wear.\u003c\/p\u003e\n\u003cp data-start=\"2935\" data-end=\"3106\"\u003e\u003cstrong data-start=\"2935\" data-end=\"2997\"\u003eQ: Is this a part most boat owners can replace themselves?\u003c\/strong\u003e\u003cbr data-start=\"2997\" data-end=\"3000\"\u003e\u003cstrong data-start=\"3000\" data-end=\"3006\"\u003eA:\u003c\/strong\u003e In many cases yes, though access varies by model. It is often handled during scheduled maintenance.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":45626474496291,"sku":"66M-12411-01-00","price":40.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/nobrand-66m-12411-01-00.jpg?v=1698805770","url":"https:\/\/partsvu.com\/en-au\/products\/yamaha-thermostat-66m-12411-01-00-f60-t60-f50-t50-f40-f15-f4-f6-f8-f9-9","provider":"PartsVu","version":"1.0","type":"link"}