{"product_id":"yamaha-cover-thermostat-6h4-12413-00-1s","title":"Yamaha - Cover, thermostat - 6H4-12413-00-1S","description":"\u003ch2 data-section-id=\"1widmqu\" data-start=\"0\" data-end=\"71\"\u003eYamaha - Thermostat Cover - Cooling System Housing - 6H4-12413-00-1S\u003c\/h2\u003e\n\u003chr data-start=\"73\" data-end=\"76\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"78\" data-end=\"89\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"90\" data-end=\"512\"\u003eI’ve seen cooling issues come down to something as simple as a bad seal around the thermostat housing. This cover keeps everything contained and flowing the way it should once the engine warms up. If it’s warped, cracked, or not sealing right, you can end up chasing temperature problems that don’t make sense at first. It’s a straightforward part, but it plays a key role in keeping the cooling system tight and reliable.\u003c\/p\u003e\n\u003chr data-start=\"514\" data-end=\"517\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"519\" data-end=\"534\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"535\" data-end=\"1046\"\u003e\n\u003cli data-section-id=\"ej8i91\" data-start=\"535\" data-end=\"647\"\u003eThermostat Housing Protection – Encloses the thermostat to maintain proper coolant flow and system pressure.\u003c\/li\u003e\n\u003cli data-section-id=\"1s3j4lp\" data-start=\"648\" data-end=\"745\"\u003eSecure Sealing Surface – Helps prevent leaks and ensures consistent cooling system operation.\u003c\/li\u003e\n\u003cli data-section-id=\"2szf6m\" data-start=\"746\" data-end=\"840\"\u003eOEM Fitment Design – Built to Yamaha specifications for proper alignment and installation.\u003c\/li\u003e\n\u003cli data-section-id=\"hw0nsh\" data-start=\"841\" data-end=\"947\"\u003eHeat-Resistant Construction – Designed to handle constant temperature changes during engine operation.\u003c\/li\u003e\n\u003cli data-section-id=\"tnuxp6\" data-start=\"948\" data-end=\"1046\"\u003eCooling System Support – Works with the thermostat to regulate engine temperature effectively.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1048\" data-end=\"1051\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1053\" data-end=\"1083\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1084\" data-end=\"1354\"\u003eDesigned for Yamaha outboards equipped with compatible thermostat and cooling system assemblies. Commonly used across small to mid-size engines on fishing boats, skiffs, and recreational vessels. Always verify compatibility with your specific engine before installation.\u003c\/p\u003e\n\u003chr data-start=\"1356\" data-end=\"1359\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1361\" data-end=\"1367\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1369\" data-end=\"1510\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1423\"\u003eQ: What are signs this cover needs to be replaced?\u003c\/strong\u003e\u003cbr data-start=\"1423\" data-end=\"1426\"\u003eA: Coolant leaks, corrosion, or warping around the sealing surface are common signs.\u003c\/p\u003e\n\u003cp data-start=\"1512\" data-end=\"1652\"\u003e\u003cstrong data-start=\"1512\" data-end=\"1553\"\u003eQ: Can this cause overheating issues?\u003c\/strong\u003e\u003cbr data-start=\"1553\" data-end=\"1556\"\u003eA: Yes, if it doesn’t seal properly, it can disrupt coolant flow and affect temperature control.\u003c\/p\u003e\n\u003cp data-start=\"1654\" data-end=\"1781\"\u003e\u003cstrong data-start=\"1654\" data-end=\"1710\"\u003eQ: Should I replace the gasket when installing this?\u003c\/strong\u003e\u003cbr data-start=\"1710\" data-end=\"1713\"\u003eA: Always—using a new gasket ensures a proper seal and avoids leaks.\u003c\/p\u003e\n\u003cp data-start=\"1783\" data-end=\"1904\"\u003e\u003cstrong data-start=\"1783\" data-end=\"1818\"\u003eQ: Is installation complicated?\u003c\/strong\u003e\u003cbr data-start=\"1818\" data-end=\"1821\"\u003eA: Not usually, but proper torque and sealing are important to avoid future issues.\u003c\/p\u003e\n\u003cp data-start=\"1906\" data-end=\"2055\"\u003e\u003cstrong data-start=\"1906\" data-end=\"1954\"\u003eQ: Does saltwater exposure affect this part?\u003c\/strong\u003e\u003cbr data-start=\"1954\" data-end=\"1957\"\u003eA: Over time, yes—corrosion can develop, especially if the cooling system isn’t flushed regularly.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46937080693027,"sku":"6H4-12413-00-1S","price":12.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/PV254063.jpg?v=1698800170","url":"https:\/\/partsvu.com\/fr\/products\/yamaha-cover-thermostat-6h4-12413-00-1s","provider":"PartsVu","version":"1.0","type":"link"}