{"title":"Yamaha Marine Outboard Thermostat Gaskets","description":"\u003cp\u003eA Genuine Yamaha Marine Outboard Thermostat Gasket goes in the thermostat housing on the lower intake directly to the left of the distributor. There's 2 bolts holding on the housing where the upper radiator tube goes into the lower intake. Remove the two bolts and the housing, and your t-stat will be right there. Most Genuine Yamaha Marine Outboard Thermostat Gaskets are made from high-grade rubbers. These rubbers have several types such as: Silicone rubber. High nitrile rubber.\u003c\/p\u003e\n\u003cp\u003eThe Genuine Yamaha Marine Outboard Thermostat Gasket is a working seal between the thermostat housing and the engine.\u003c\/p\u003e","products":[{"product_id":"yamaha-thermostat-cover-gasket-63p-12414-00-00-f150-lf150","title":"Yamaha - Thermostat Cover Gasket - 63P-12414-00-00 - F150 LF150","description":"\u003ch2 data-section-id=\"nz8y36\" data-start=\"122\" data-end=\"192\"\u003eYamaha - Thermostat Cover Gasket - Cooling System - F150 LF150 - 63P-12414-00-00\u003c\/h2\u003e\n\u003chr data-start=\"194\" data-end=\"197\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"199\" data-end=\"210\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"212\" data-end=\"624\"\u003eThe \u003cstrong data-start=\"216\" data-end=\"266\"\u003eYamaha 63P-12414-00-00 Thermostat Cover Gasket\u003c\/strong\u003e is designed to create a tight seal between the thermostat housing and the engine. This gasket helps prevent coolant leaks while maintaining proper pressure and flow within the outboard’s cooling system. Over time, heat cycles and exposure to water can cause gaskets to harden, compress, or deteriorate, which may lead to leaks around the thermostat housing.\u003c\/p\u003e\n\u003cp data-start=\"626\" data-end=\"844\"\u003eReplacing the gasket during thermostat service ensures the cooling system remains properly sealed and operating efficiently. Using an OEM Yamaha gasket helps maintain correct fitment and dependable sealing performance.\u003c\/p\u003e\n\u003chr data-start=\"846\" data-end=\"849\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"851\" data-end=\"866\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"868\" data-end=\"972\"\u003e• \u003cstrong data-start=\"870\" data-end=\"897\"\u003eThermostat Housing Seal\u003c\/strong\u003e – Creates a reliable seal between the thermostat cover and engine housing.\u003c\/p\u003e\n\u003cp data-start=\"974\" data-end=\"1077\"\u003e• \u003cstrong data-start=\"976\" data-end=\"1014\"\u003eMaintains Cooling System Integrity\u003c\/strong\u003e – Helps prevent water leaks and maintains proper coolant flow.\u003c\/p\u003e\n\u003cp data-start=\"1079\" data-end=\"1169\"\u003e• \u003cstrong data-start=\"1081\" data-end=\"1103\"\u003eOEM Yamaha Fitment\u003c\/strong\u003e – Manufactured to Yamaha specifications for precise installation.\u003c\/p\u003e\n\u003cp data-start=\"1171\" data-end=\"1267\"\u003e• \u003cstrong data-start=\"1173\" data-end=\"1200\"\u003eDurable Gasket Material\u003c\/strong\u003e – Built to withstand heat, pressure, and marine engine conditions.\u003c\/p\u003e\n\u003chr data-start=\"1269\" data-end=\"1272\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1274\" data-end=\"1304\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1306\" data-end=\"1365\"\u003e• F150 - 2004-Current\u003cbr data-start=\"1324\" data-end=\"1327\"\u003e• FL150 - 2010\u003cbr data-start=\"1341\" data-end=\"1344\"\u003e• LF150 - 2004-Current\u003c\/p\u003e\n\u003chr data-start=\"1367\" data-end=\"1370\"\u003e\n\u003ch2 data-section-id=\"egdier\" data-start=\"1372\" data-end=\"1425\"\u003eWhy is this prop a strong choice vs. alternatives?\u003c\/h2\u003e\n\u003cp data-start=\"1427\" data-end=\"1514\"\u003e• \u003cstrong data-start=\"1429\" data-end=\"1454\"\u003eExact OEM Replacement\u003c\/strong\u003e – Designed specifically for Yamaha F150 platform outboards.\u003c\/p\u003e\n\u003cp data-start=\"1516\" data-end=\"1619\"\u003e• \u003cstrong data-start=\"1518\" data-end=\"1550\"\u003eReliable Cooling System Seal\u003c\/strong\u003e – Helps maintain proper thermostat operation and cooling efficiency.\u003c\/p\u003e\n\u003cp data-start=\"1621\" data-end=\"1733\"\u003e• \u003cstrong data-start=\"1623\" data-end=\"1654\"\u003eDurable Marine Construction\u003c\/strong\u003e – Made to withstand the heat and moisture found in marine engine environments.\u003c\/p\u003e\n\u003cp data-start=\"1735\" data-end=\"1838\"\u003e• \u003cstrong data-start=\"1737\" data-end=\"1769\"\u003eIdeal for Thermostat Service\u003c\/strong\u003e – Recommended to replace when servicing or replacing the thermostat.\u003c\/p\u003e\n\u003chr data-start=\"1840\" data-end=\"1843\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1845\" data-end=\"1851\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1853\" data-end=\"2028\"\u003e\u003cstrong data-start=\"1853\" data-end=\"1899\"\u003eQ: What does a thermostat cover gasket do?\u003c\/strong\u003e\u003cbr data-start=\"1899\" data-end=\"1902\"\u003e\u003cstrong data-start=\"1902\" data-end=\"1908\"\u003eA:\u003c\/strong\u003e It seals the thermostat housing to prevent cooling water leaks while maintaining proper pressure in the cooling system.\u003c\/p\u003e\n\u003cp data-start=\"2030\" data-end=\"2182\"\u003e\u003cstrong data-start=\"2030\" data-end=\"2072\"\u003eQ: When should the gasket be replaced?\u003c\/strong\u003e\u003cbr data-start=\"2072\" data-end=\"2075\"\u003e\u003cstrong data-start=\"2075\" data-end=\"2081\"\u003eA:\u003c\/strong\u003e It should be replaced whenever the thermostat housing is removed or if signs of leakage are present.\u003c\/p\u003e\n\u003cp data-start=\"2184\" data-end=\"2322\"\u003e\u003cstrong data-start=\"2184\" data-end=\"2230\"\u003eQ: Can a worn gasket cause cooling issues?\u003c\/strong\u003e\u003cbr data-start=\"2230\" data-end=\"2233\"\u003e\u003cstrong data-start=\"2233\" data-end=\"2239\"\u003eA:\u003c\/strong\u003e Yes. A damaged gasket can allow water to leak, reducing cooling system efficiency.\u003c\/p\u003e\n\u003cp data-start=\"2324\" data-end=\"2475\"\u003e\u003cstrong data-start=\"2324\" data-end=\"2369\"\u003eQ: Is this gasket reusable after removal?\u003c\/strong\u003e\u003cbr data-start=\"2369\" data-end=\"2372\"\u003e\u003cstrong data-start=\"2372\" data-end=\"2378\"\u003eA:\u003c\/strong\u003e It is generally recommended to install a new gasket whenever the thermostat housing is serviced.\u003c\/p\u003e\n\u003cp data-start=\"2477\" data-end=\"2642\"\u003e\u003cstrong data-start=\"2477\" data-end=\"2545\"\u003eQ: Does this part fit both right and left-hand rotation engines?\u003c\/strong\u003e\u003cbr data-start=\"2545\" data-end=\"2548\"\u003e\u003cstrong data-start=\"2548\" data-end=\"2554\"\u003eA:\u003c\/strong\u003e Yes, it is compatible with standard and counter-rotation versions of the F150 platform.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":45626474234147,"sku":"63P-12414-00-00","price":7.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/63p-12414-00_1.jpg?v=1698806767"},{"product_id":"yamaha-cylinder-crankcase-thermostat-cover-gasket-688-12414-a1-00-115-130-150-175-200-225","title":"Yamaha - Cylinder Crankcase Thermostat Cover Gasket - 688-12414-A1-00 - 115 130 150 175 200 225","description":"\u003ch2\u003eYamaha - Cylinder Crankcase Cover Gasket - Engine Sealing Component - 688-12414-A1-00\u003cbr\u003e\u003cbr\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eWhen you're working on Yamaha two-stroke V-6 motors, you learn pretty quick that the small sealing pieces matter just as much as the big parts. This cylinder crankcase cover gasket is one of those pieces that keeps the engine sealed tight and running the way it should. It sits between the crankcase and cover, preventing leaks that can cause serious performance issues over time. When you're refreshing an older Yamaha or resealing the powerhead, this is one of those parts you never skip.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Engine Seal\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Creates a tight barrier between the crankcase and cover to prevent air or oil leaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact Yamaha Fitment\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Designed to match factory tolerances for proper alignment and reliable sealing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Gasket Material\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Built to withstand engine heat, vibration, and long hours on the water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEssential During Engine Service\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Commonly replaced during crankcase work, resealing, or powerhead rebuilds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp\u003e75 - 1994-2000\u003cbr\u003e80 - 1997\u003cbr\u003e85 - 1989-1996\u003cbr\u003e90 - 1984-2005\u003cbr\u003e115 - 1984-2009\u003cbr\u003e130 - 1988-2004\u003cbr\u003e150 - 1984-2009\u003cbr\u003e175 - 1984-2012\u003cbr\u003e200 - 1984-2012\u003cbr\u003e225 - 1990-1997\u003cbr\u003eB90 - 1997-1999\u003cbr\u003eB115 - 1998-1999\u003cbr\u003eC75 - 1994-1999\u003cbr\u003eC80 - 1997\u003cbr\u003eC85 - 1991-1996\u003cbr\u003eC90 - 1997-2001\u003cbr\u003eC115 - 1991-2000\u003cbr\u003eC150 - 1996-1999\u003cbr\u003eCV85 - 1989-1990\u003cbr\u003eDX150 - 1999-2005\u003cbr\u003eE75 - 1995-2000\u003cbr\u003eL130 - 1989-2001\u003cbr\u003eL150 - 1986-1999\u003cbr\u003eL200 - 1986-1999\u003cbr\u003eLX150 - 1999-2001\u003cbr\u003eLX200 - 1999-2001\u003cbr\u003eLZ150 - 2000-2005\u003cbr\u003eLZ200 - 2000-2012\u003cbr\u003eP75 - 1996-1999\u003cbr\u003eP115 - 1993-1996\u003cbr\u003eP150 - 1991-1999\u003cbr\u003eP175 - 1994-1999\u003cbr\u003eP200 - 1991-1999\u003cbr\u003ePROV150 - 1986-1990\u003cbr\u003ePX150 - 1999\u003cbr\u003eS115 - 1996-1999\u003cbr\u003eS130 - 1996-1999\u003cbr\u003eS150 - 1996-1999\u003cbr\u003eS175 - 1996-1999\u003cbr\u003eS200 - 1996-1999\u003cbr\u003eSX150 - 1999-2004\u003cbr\u003eSX200 - 1999-2005\u003cbr\u003eV150 - 2000-2008\u003cbr\u003eV175 - 2000\u003cbr\u003eV6EXCEL - 1987-1989\u003cbr\u003eV6SPECIAL - 1984-1986\u003cbr\u003eVX150 - 2000-2004\u003cbr\u003eVZ150 - 2000-2014\u003cbr\u003eVZ175 - 2001-2012\u003cbr\u003eVZ200 - 2001-2004\u003cbr\u003eZ150 - 2000-2005\u003cbr\u003eZ175 - 2001-2005\u003cbr\u003eZ200 - 2000-2012\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that this gasket needs to be replaced?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOil residue around the crankcase seam, loss of compression, or visible gasket deterioration during engine service are common signs it's time for replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should this gasket be replaced during a crankcase service?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. Anytime the crankcase cover is removed, it is best practice to install a new gasket to ensure a proper seal when reassembling the engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can an old gasket be reused if it looks good?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIt is not recommended. Even if it looks intact, once compressed it may not reseal properly and could cause leaks after reassembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is sealant required with this gasket?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFollow Yamaha service manual guidance. In many cases the gasket is designed to seal on its own, though some technicians apply light sealant depending on the repair.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this gasket suitable for saltwater engines?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. It is designed for Yamaha outboards used in both freshwater and saltwater environments when installed correctly.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":45626474922275,"sku":"688-12414-A1-00","price":5.27,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/688-12414_1.jpg?v=1698804966"},{"product_id":"yamaha-thermostat-cover-gasket-62y-12414-00-00-f9-9-2-t9-9-2-f15-f25-t25-f30-f40-f50-t50-f60-t60-f70","title":"Yamaha - Thermostat Cover Gasket - 62Y-12414-00-00 - F9.9-2 T9.9-2 F15 F25 T25 F30 F40 F50 T50 F60 T60 F70","description":"\u003ch2\u003eYamaha - Thermostat Cylinder Crankcase Cover Gasket - F9.9-2 T9.9-2 F15 F25 T25 F30 F40 F50 T50 F60 T60 F70 - 62Y-12414-00-00\u003c\/h2\u003e\n\u003cp\u003eOn smaller Yamaha four-strokes, the cooling system has to stay sealed tight for the thermostat to do its job. This thermostat cylinder crankcase cover gasket sits right where the thermostat housing meets the engine, keeping water passages sealed and flowing correctly. When you're servicing the thermostat or opening the housing, it's one of those parts you replace without thinking twice. It is a small gasket, but it plays a big role in keeping these engines running at the right temperature.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermostat Housing Seal\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Seals the thermostat cover to maintain proper cooling system pressure and water flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact Yamaha Fit\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Manufactured to match original factory dimensions for reliable installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Resistant Material\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Built to handle continuous engine heat and cooling system exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEssential During Thermostat Service\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Recommended replacement whenever the thermostat housing is removed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp\u003eF9.9 - 2005-2006\u003cbr\u003eF15 - 1998-2006\u003cbr\u003eF25 - 1999-Current\u003cbr\u003eF30 - 2001-Current\u003cbr\u003eF40 - 2000-Current\u003cbr\u003eF50 - 1995-Current\u003cbr\u003eF60 - 2002-Current\u003cbr\u003eF70 - 2010-Current\u003cbr\u003eT9.9 - 2005-2006\u003cbr\u003eT25 - 2001-Current\u003cbr\u003eT50 - 1996-Current\u003cbr\u003eT60 - 2003-Current\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should this gasket be replaced?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAny time the thermostat cover is removed for inspection or replacement, installing a new gasket helps prevent cooling system leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What happens if this gasket fails?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA damaged gasket can allow water to leak from the thermostat housing, which may cause overheating or inconsistent engine temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse the old gasket if it looks fine?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIt is best not to reuse it. Once compressed, gaskets often do not reseal properly and can lead to small cooling system leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is sealant required during installation?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTypically this gasket installs dry, but always follow Yamaha service guidelines for your specific engine model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this gasket suitable for saltwater engines?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. It is designed for Yamaha outboards operating in both freshwater and saltwater when installed correctly.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":45626476921123,"sku":"62Y-12414-00-00","price":9.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/62y-12414-00-00.jpg?v=1698807101"},{"product_id":"yamaha-thermostat-gasket-61a-12414-a0-00-20-25-30-40-c40-c50-p40-v200-v225-vx200-vx225-vx250-225-250-s225-s250-sx225-sx250","title":"Yamaha - Thermostat Gasket - 61A-12414-A0-00 - 20 25 30 40 C40 C50 P40 V200 V225 VX200 VX225 VX250 225 250 S225 S250 SX225 SX250","description":"\u003ch2 data-section-id=\"12vgt63\" data-start=\"199\" data-end=\"246\"\u003eYamaha - Thermostat Gasket - 20 25 30 40 C40 C50 P40 V200 V225 VX200 VX225 VX250 225 250 S225 S250 SX225 SX250 - 61A-12414-A0-00\u003c\/h2\u003e\n\u003chr data-start=\"248\" data-end=\"251\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"253\" data-end=\"264\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"266\" data-end=\"574\"\u003eThe \u003cstrong data-start=\"270\" data-end=\"314\"\u003eYamaha 61A-12414-A0-00 Thermostat Gasket\u003c\/strong\u003e provides a reliable seal between the thermostat housing and engine components in Yamaha outboard motors. This gasket ensures that coolant flows correctly through the thermostat assembly while preventing water leaks that could reduce cooling system efficiency.\u003c\/p\u003e\n\u003cp data-start=\"576\" data-end=\"893\"\u003eThermostat gaskets are exposed to constant heat cycles, water pressure, and engine vibration, which can cause them to compress, crack, or deteriorate over time. Replacing the gasket during thermostat maintenance helps maintain proper cooling system performance and prevents leaks within the engine’s cooling passages.\u003c\/p\u003e\n\u003cp data-start=\"895\" data-end=\"1090\"\u003eManufactured to Yamaha OEM specifications, this gasket ensures proper fitment and sealing for a wide range of Yamaha outboard engines used in both recreational and commercial marine applications.\u003c\/p\u003e\n\u003chr data-start=\"1092\" data-end=\"1095\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"1097\" data-end=\"1112\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"1114\" data-end=\"1210\"\u003e• \u003cstrong data-start=\"1116\" data-end=\"1148\"\u003eReliable Cooling System Seal\u003c\/strong\u003e – Prevents leaks between the thermostat housing and engine.\u003c\/p\u003e\n\u003cp data-start=\"1212\" data-end=\"1316\"\u003e• \u003cstrong data-start=\"1214\" data-end=\"1236\"\u003eOEM Yamaha Fitment\u003c\/strong\u003e – Manufactured to factory specifications for proper installation and sealing.\u003c\/p\u003e\n\u003cp data-start=\"1318\" data-end=\"1432\"\u003e• \u003cstrong data-start=\"1320\" data-end=\"1357\"\u003eHeat and Water Resistant Material\u003c\/strong\u003e – Designed to withstand engine heat and constant cooling water exposure.\u003c\/p\u003e\n\u003cp data-start=\"1434\" data-end=\"1548\"\u003e• \u003cstrong data-start=\"1436\" data-end=\"1469\"\u003eRoutine Maintenance Component\u003c\/strong\u003e – Ideal for replacement during thermostat servicing or cooling system repairs.\u003c\/p\u003e\n\u003chr data-start=\"1550\" data-end=\"1553\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1555\" data-end=\"1585\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1587\" data-end=\"1718\"\u003e• 20 \/ 25 \/ 30 HP - 1995-1999\u003cbr data-start=\"1616\" data-end=\"1619\"\u003e• 40 \/ 50 HP - 1997-2003\u003cbr data-start=\"1643\" data-end=\"1646\"\u003e• 200 \/ 225 \/ 250 HP - 1992-2005\u003cbr data-start=\"1678\" data-end=\"1681\"\u003e• VX200 \/ VX225 \/ VX250 - 2000-2005\u003c\/p\u003e\n\u003chr data-start=\"1720\" data-end=\"1723\"\u003e\n\u003ch2 data-section-id=\"egdier\" data-start=\"1725\" data-end=\"1778\"\u003eWhy is this prop a strong choice vs. alternatives?\u003c\/h2\u003e\n\u003cp data-start=\"1780\" data-end=\"1864\"\u003e• \u003cstrong data-start=\"1782\" data-end=\"1808\"\u003eDirect OEM Replacement\u003c\/strong\u003e – Designed specifically for Yamaha thermostat housings.\u003c\/p\u003e\n\u003cp data-start=\"1866\" data-end=\"1983\"\u003e• \u003cstrong data-start=\"1868\" data-end=\"1907\"\u003eMaintains Cooling System Efficiency\u003c\/strong\u003e – Ensures proper sealing so coolant flows through the thermostat correctly.\u003c\/p\u003e\n\u003cp data-start=\"1985\" data-end=\"2090\"\u003e• \u003cstrong data-start=\"1987\" data-end=\"2020\"\u003ePrevents Cooling System Leaks\u003c\/strong\u003e – Helps protect engine components from water loss or pressure issues.\u003c\/p\u003e\n\u003cp data-start=\"2092\" data-end=\"2191\"\u003e• \u003cstrong data-start=\"2094\" data-end=\"2127\"\u003eDurable Marine-Grade Material\u003c\/strong\u003e – Built to handle heat, vibration, and constant water exposure.\u003c\/p\u003e\n\u003chr data-start=\"2193\" data-end=\"2196\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"2198\" data-end=\"2204\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"2206\" data-end=\"2348\"\u003e\u003cstrong data-start=\"2206\" data-end=\"2246\"\u003eQ: What does a thermostat gasket do?\u003c\/strong\u003e\u003cbr data-start=\"2246\" data-end=\"2249\"\u003eA: It seals the thermostat housing to prevent cooling water leaks and maintain proper coolant flow.\u003c\/p\u003e\n\u003cp data-start=\"2350\" data-end=\"2494\"\u003e\u003cstrong data-start=\"2350\" data-end=\"2401\"\u003eQ: When should a thermostat gasket be replaced?\u003c\/strong\u003e\u003cbr data-start=\"2401\" data-end=\"2404\"\u003eA: It is recommended to replace the gasket whenever the thermostat is serviced or removed.\u003c\/p\u003e\n\u003cp data-start=\"2496\" data-end=\"2650\"\u003e\u003cstrong data-start=\"2496\" data-end=\"2542\"\u003eQ: Can a damaged gasket cause overheating?\u003c\/strong\u003e\u003cbr data-start=\"2542\" data-end=\"2545\"\u003eA: Yes. A leaking gasket may reduce cooling system pressure and affect proper engine temperature control.\u003c\/p\u003e\n\u003cp data-start=\"2652\" data-end=\"2782\"\u003e\u003cstrong data-start=\"2652\" data-end=\"2686\"\u003eQ: Is this an OEM Yamaha part?\u003c\/strong\u003e\u003cbr data-start=\"2686\" data-end=\"2689\"\u003eA: Yes. This gasket is manufactured to Yamaha factory specifications for fit and reliability.\u003c\/p\u003e\n\u003cp data-start=\"2784\" data-end=\"2934\"\u003e\u003cstrong data-start=\"2784\" data-end=\"2840\"\u003eQ: Why replace the gasket during thermostat service?\u003c\/strong\u003e\u003cbr data-start=\"2840\" data-end=\"2843\"\u003eA: Replacing the gasket ensures a fresh seal and helps prevent future cooling system leaks.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":45626490224931,"sku":"61A-12414-A0-00","price":5.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/61a-12414-a0_10.jpg?v=1698807597"},{"product_id":"yamaha-thermostat-gasket-6g8-12414-a0-00-f6-f8-t8-f9-9-ft9-9-t9-9","title":"Yamaha - Thermostat Gasket - 6G8-12414-A0-00 - F6 F8 T8 F9.9 FT9.9 T9.9","description":"\u003cp\u003eYamaha - Thermostat Gasket - 6G8-12414-A0-00 - F6 F8 T8 F9.9 FT9.9 T9.9\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eThis item fits the follwoings outboards:\u003c\/p\u003e \u003cp\u003eF6MLHA 2002\u003c\/p\u003e \u003cp\u003eF6MLHB 2003\u003c\/p\u003e \u003cp\u003eF6MLHC 2004\u003c\/p\u003e \u003cp\u003eF6MLHZ 2001\u003c\/p\u003e \u003cp\u003eF6MSHA 2002\u003c\/p\u003e \u003cp\u003eF6M5HB 2003\u003c\/p\u003e \u003cp\u003eF6MSHC 2004\u003c\/p\u003e \u003cp\u003eF6M5HZ 2001\u003c\/p\u003e \u003cp\u003eF8LMHB 0115\u003c\/p\u003e \u003cp\u003eF8LMHB 0116\u003c\/p\u003e \u003cp\u003eF8LMHB 0117\u003c\/p\u003e \u003cp\u003eF8LMHB 0118\u003c\/p\u003e \u003cp\u003eF8LMHB 0120\u003c\/p\u003e \u003cp\u003eF8LMHB 0121\u003c\/p\u003e \u003cp\u003eF8LMHB 0219\u003c\/p\u003e \u003cp\u003eF8MLHA 2002\u003c\/p\u003e \u003cp\u003eF8MLHB 2003\u003c\/p\u003e \u003cp\u003eF8MLHC 2004\u003c\/p\u003e \u003cp\u003eF8MLHZ 2001\u003c\/p\u003e \u003cp\u003eF8MSHA 2002\u003c\/p\u003e \u003cp\u003eF8MSHB 2003\u003c\/p\u003e \u003cp\u003eF8MSHC 2004\u003c\/p\u003e \u003cp\u003eF8MSHZ 2001\u003c\/p\u003e \u003cp\u003eF8SMHB 0115\u003c\/p\u003e \u003cp\u003eF8SMHB 0116\u003c\/p\u003e \u003cp\u003eF8SMHB 0117\u003c\/p\u003e \u003cp\u003eF85MHB 0118\u003c\/p\u003e \u003cp\u003eF85MHB 0120\u003c\/p\u003e \u003cp\u003eF85MHB 0121\u003c\/p\u003e \u003cp\u003eF8SMHB 0219\u003c\/p\u003e \u003cp\u003eF9.9ELR 0405\u003c\/p\u003e \u003cp\u003eF9.9ELRA 2002\u003c\/p\u003e \u003cp\u003eF9.9ELRB 2003\u003c\/p\u003e \u003cp\u003eF9.9ELRC 2004\u003c\/p\u003e \u003cp\u003eF9.9ELRD 2005\u003c\/p\u003e \u003cp\u003eF9.9ELRW 1998\u003c\/p\u003e \u003cp\u003eF9.9ELRX 1999\u003c\/p\u003e \u003cp\u003eF9.9ELRY 2000\u003c\/p\u003e \u003cp\u003eF9.9ELRZ 2001\u003c\/p\u003e \u003cp\u003eF9.9FELR 0407\u003c\/p\u003e \u003cp\u003eF9.9FELR 0408\u003c\/p\u003e \u003cp\u003eF9.9FELR 0409\u003c\/p\u003e \u003cp\u003eF9.9FELR 0410\u003c\/p\u003e \u003cp\u003eF9.9FMLH 0407\u003c\/p\u003e \u003cp\u003eF9.9FMLH 0408\u003c\/p\u003e \u003cp\u003eF9.9FMLH 0409\u003c\/p\u003e \u003cp\u003eF9.9FMLH 0410\u003c\/p\u003e \u003cp\u003eF9.9FMSH 0407\u003c\/p\u003e \u003cp\u003eF9.9FMSH 0408\u003c\/p\u003e \u003cp\u003eF9.9FMSH 0409\u003c\/p\u003e \u003cp\u003eF9.9FMSH 0410\u003c\/p\u003e \u003cp\u003eF9.9LD 1990\u003c\/p\u003e \u003cp\u003eF9.9LEA 0112\u003c\/p\u003e \u003cp\u003eF9.9LEA_0411\u003c\/p\u003e \u003cp\u003eF9.9LEB 0113\u003c\/p\u003e \u003cp\u003eF9.9LEB 0114\u003c\/p\u003e \u003cp\u003eF9.9LEB 0115\u003c\/p\u003e \u003cp\u003eF9.9LEB 0116\u003c\/p\u003e \u003cp\u003eF9.9LEB 0117\u003c\/p\u003e \u003cp\u003eF9.9LEB 0118\u003c\/p\u003e \u003cp\u003eF9.9LEB 0120\u003c\/p\u003e \u003cp\u003eF9.9LEB 0121\u003c\/p\u003e \u003cp\u003eF9.9LEB 0219\u003c\/p\u003e \u003cp\u003eF9.9LEHB 0113\u003c\/p\u003e \u003cp\u003eF9.9LEHB 0114\u003c\/p\u003e \u003cp\u003eF9.9LF 1989\u003c\/p\u003e \u003cp\u003eF9.9LG 1988\u003c\/p\u003e \u003cp\u003eF9.9LH 1987\u003c\/p\u003e \u003cp\u003eF9.9LJ 1986\u003c\/p\u003e \u003cp\u003eF9.9LMHA _0112\u003c\/p\u003e \u003cp\u003eF9.9LMHA_0411\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0113\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0114\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0115\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0116\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0117\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0118\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0120\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0121\u003c\/p\u003e \u003cp\u003eF9.9LMHB 0219\u003c\/p\u003e \u003cp\u003eF9.9MLH 0405\u003c\/p\u003e \u003cp\u003eF9.9MLHA 2002\u003c\/p\u003e \u003cp\u003eF9.9MLHB 2003\u003c\/p\u003e \u003cp\u003eF9.9MLHC 2004\u003c\/p\u003e \u003cp\u003eF9.9MLHD 2005\u003c\/p\u003e \u003cp\u003eF9.9MLHP 1991\u003c\/p\u003e \u003cp\u003eF9.9MLHQ 1992\u003c\/p\u003e \u003cp\u003eF9.9MLHR 1993\u003c\/p\u003e \u003cp\u003eF9.9MLHS 1994\u003c\/p\u003e \u003cp\u003eF9.9MLHT 1995\u003c\/p\u003e \u003cp\u003eF9.9MLHU 1996\u003c\/p\u003e \u003cp\u003eF9.9MLHV 1997\u003c\/p\u003e \u003cp\u003eF9.9MLHW 1998\u003c\/p\u003e \u003cp\u003eF9.9MLHX 1999\u003c\/p\u003e \u003cp\u003eF9.9MLHY 2000\u003c\/p\u003e \u003cp\u003eF9.9MLHZ 2001\u003c\/p\u003e \u003cp\u003eF9.9MSH 0405\u003c\/p\u003e \u003cp\u003eF9.9MSHA 2002\u003c\/p\u003e \u003cp\u003eF9.9MSHB 2003\u003c\/p\u003e \u003cp\u003eF9.9MSHC 2004\u003c\/p\u003e \u003cp\u003eF9.9MSHD 2005\u003c\/p\u003e \u003cp\u003eF9.9MSHP 1991\u003c\/p\u003e \u003cp\u003eF9.9MSHQ 1992\u003c\/p\u003e \u003cp\u003eF9.9MSHR 1993\u003c\/p\u003e \u003cp\u003eF9.9MSHS 1994\u003c\/p\u003e \u003cp\u003eF9.9MSHT 1995\u003c\/p\u003e \u003cp\u003eF9.9MSHU 1996\u003c\/p\u003e \u003cp\u003eF9.9MSHV 1997\u003c\/p\u003e \u003cp\u003eF9.9MSHW 1998\u003c\/p\u003e \u003cp\u003eF9.9MSHX 1999\u003c\/p\u003e \u003cp\u003eF9.9MSHY 2000\u003c\/p\u003e \u003cp\u003eF9.9MSHZ 2001\u003c\/p\u003e \u003cp\u003eF9.9SD 1990\u003c\/p\u003e \u003cp\u003eF9.9SEHB 0113\u003c\/p\u003e \u003cp\u003eF9.9SEHB 0114\u003c\/p\u003e \u003cp\u003eF9.9SF 1989\u003c\/p\u003e \u003cp\u003eF9.9SG 1988\u003c\/p\u003e \u003cp\u003eF9.9SH 1987\u003c\/p\u003e \u003cp\u003eF9.9SJ 1986\u003c\/p\u003e \u003cp\u003eF9.9SK 1985\u003c\/p\u003e \u003cp\u003eF9.9SMHA 0112\u003c\/p\u003e \u003cp\u003eF9.9SMHA_0411\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0113\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0114\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0115\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0116\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0117\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0118\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0120\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0121\u003c\/p\u003e \u003cp\u003eF9.9SMHB 0219\u003c\/p\u003e \u003cp\u003eFT9.9ELD 1990\u003c\/p\u003e \u003cp\u003eFT9.9ELF 1989\u003c\/p\u003e \u003cp\u003eFT9.9ELG 1988\u003c\/p\u003e \u003cp\u003eFT9.9ELH 1987\u003c\/p\u003e \u003cp\u003eFT9.9ELJ 1986\u003c\/p\u003e \u003cp\u003eFT9.9ELK 1985\u003c\/p\u003e \u003cp\u003eFT9.9ERLD 1990\u003c\/p\u003e \u003cp\u003eFT9.9EXD 1990\u003c\/p\u003e \u003cp\u003eFT9.9EXF 1989\u003c\/p\u003e \u003cp\u003eFT9.9EXG 1988\u003c\/p\u003e 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2003\u003c\/p\u003e \u003cp\u003eT8PXHC 2004\u003c\/p\u003e \u003cp\u003eT8PXHZ 2001\u003c\/p\u003e \u003cp\u003eT8PXRA 2002\u003c\/p\u003e \u003cp\u003eT8PXRB 2003\u003c\/p\u003e \u003cp\u003eT8PXRC 2004\u003c\/p\u003e \u003cp\u003eT8PXRZ 2001\u003c\/p\u003e \u003cp\u003eT9.9ELH 0405\u003c\/p\u003e \u003cp\u003eT9.9ELHA 2002\u003c\/p\u003e \u003cp\u003eT9.9ELHB 2003\u003c\/p\u003e \u003cp\u003eT9.9ELHC 2004\u003c\/p\u003e \u003cp\u003eT9.9ELHD 2005\u003c\/p\u003e \u003cp\u003eT9.9ELHP 1991\u003c\/p\u003e \u003cp\u003eT9.9ELHQ 1992\u003c\/p\u003e \u003cp\u003eT9.9ELHR 1993\u003c\/p\u003e \u003cp\u003eT9.9ELHS 1994\u003c\/p\u003e \u003cp\u003eT9.9ELHT 1995\u003c\/p\u003e \u003cp\u003eT9.9ELHU 1996\u003c\/p\u003e \u003cp\u003eT9.9ELHV 1997\u003c\/p\u003e \u003cp\u003eT9.9ELHW 1998\u003c\/p\u003e \u003cp\u003eT9.9ELHX 1999\u003c\/p\u003e \u003cp\u003eT9.9ELHY 2000\u003c\/p\u003e \u003cp\u003eT9.9ELHZ 2001\u003c\/p\u003e \u003cp\u003eT9.9ELR 0405\u003c\/p\u003e \u003cp\u003eT9.9ELRA 2002\u003c\/p\u003e \u003cp\u003eT9.9ELRB 2003\u003c\/p\u003e \u003cp\u003eT9.9ELRC 2004\u003c\/p\u003e \u003cp\u003eT9.9ELRD 2005\u003c\/p\u003e \u003cp\u003eT9.9ELRP 1991\u003c\/p\u003e \u003cp\u003eT9.9ELRO 1992\u003c\/p\u003e \u003cp\u003eT9.9ELRR 1993\u003c\/p\u003e \u003cp\u003eT9.9ELRS 1994\u003c\/p\u003e \u003cp\u003eT9.9ELRT 1995\u003c\/p\u003e \u003cp\u003eT9.9ELRU 1996\u003c\/p\u003e \u003cp\u003eT9.9ELRV 1997\u003c\/p\u003e \u003cp\u003eT9.9ELRW 1998\u003c\/p\u003e \u003cp\u003eT9.9ELRX 1999\u003c\/p\u003e \u003cp\u003eT9.9ELRY 2000\u003c\/p\u003e \u003cp\u003eT9 9ELRZ 2001\u003c\/p\u003e \u003cp\u003eT9.9EXH 0405\u003c\/p\u003e \u003cp\u003eT9.9EXHA 2002\u003c\/p\u003e \u003cp\u003eT9 9EXHB 2003\u003c\/p\u003e \u003cp\u003eT9.9EXHC 2004\u003c\/p\u003e \u003cp\u003eT9 9EXHD 2005\u003c\/p\u003e \u003cp\u003eT9.9EXHP 1991\u003c\/p\u003e \u003cp\u003eT9.9EXHQ 1992\u003c\/p\u003e \u003cp\u003eT9.9EXHR 1993\u003c\/p\u003e \u003cp\u003eT9.9EXHS 1994\u003c\/p\u003e 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\u003cp\u003eT9.9MLHV 1997\u003c\/p\u003e \u003cp\u003eT9.9MLHW 1998\u003c\/p\u003e \u003cp\u003eT9.9MXHP 1991\u003c\/p\u003e \u003cp\u003eT9.9MXHO 1992\u003c\/p\u003e \u003cp\u003eT9.9MXHR 1993\u003c\/p\u003e \u003cp\u003eT9.9MXHS 1994\u003c\/p\u003e \u003cp\u003eT9.9MXHT 1995\u003c\/p\u003e \u003cp\u003eT9.9MXHU 1996\u003c\/p\u003e \u003cp\u003eT9.9MXHV 1997\u003c\/p\u003e \u003cp\u003eT9.9MXHW 1998\u003c\/p\u003e \u003cp\u003eT9.9XEHA 0112\u003c\/p\u003e \u003cp\u003eT9.9XEHA 0411\u003c\/p\u003e \u003cp\u003eT9.9XEHB 0113\u003c\/p\u003e \u003cp\u003eT9.9XEHB 0114\u003c\/p\u003e \u003cp\u003eT9.9XEHB 0115\u003c\/p\u003e \u003cp\u003eT9.9XEHB 0116\u003c\/p\u003e \u003cp\u003eT9.9XPA 0112\u003c\/p\u003e \u003cp\u003eT9.9XPA 0411\u003c\/p\u003e \u003cp\u003eT9.9XPB 0113\u003c\/p\u003e \u003cp\u003eT9.9XPB 0114\u003c\/p\u003e \u003cp\u003eT9.9XPB 0115\u003c\/p\u003e \u003cp\u003eT9.9XPB 0116\u003c\/p\u003e \u003cp\u003eT9.9XPB 0117\u003c\/p\u003e \u003cp\u003eT9.9XPB 0118\u003c\/p\u003e \u003cp\u003eT9.9XPB 0120\u003c\/p\u003e \u003cp\u003eT9.9XPB 0121\u003c\/p\u003e \u003cp\u003eT9.9XPB 0219\u003c\/p\u003e \u003cp\u003eT9.9XPHA 0112\u003c\/p\u003e \u003cp\u003eT9.9XPHA 0411\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0113\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0114\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0115\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0116\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0117\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0118\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0120\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0121\u003c\/p\u003e \u003cp\u003eT9.9XPHB 0219\u003c\/p\u003e \u003cp\u003eT9.9XWHB 0117\u003c\/p\u003e \u003cp\u003eT9.9XWHB 0118\u003c\/p\u003e \u003cp\u003eT9.9XWHB 0120\u003c\/p\u003e \u003cp\u003eT9.9XWHB 0121\u003c\/p\u003e \u003cp\u003eT9.9XWHB 0219\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46937219793187,"sku":"6G8-12414-A0-00","price":7.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/yamaha_6g8-12414-a0.jpg?v=1698800846"},{"product_id":"yamaha-thermostat-gasket-6e9-12414-a1-00-c40-cv40","title":"Yamaha - Thermostat Gasket - 6E9-12414-A1-00 - C40 CV40","description":"\u003ch2 data-section-id=\"1fqqruz\" data-start=\"0\" data-end=\"69\"\u003eYamaha - Thermostat Gasket - Cooling System Seal - 6E9-12414-A1-00\u003c\/h2\u003e\n\u003chr data-start=\"73\" data-end=\"76\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"80\" data-end=\"91\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"93\" data-end=\"470\"\u003eI’ve learned the hard way not to reuse thermostat gaskets, especially on older Yamaha setups like the C40 and CV40. It might look fine at first, but once it’s compressed, it doesn’t seal the same twice. This gasket is what keeps the cooling system tight right around the thermostat housing. Put a fresh one in, and you avoid leaks and temperature issues before they even start.\u003c\/p\u003e\n\u003chr data-start=\"474\" data-end=\"477\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"481\" data-end=\"496\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"498\" data-end=\"989\"\u003e• \u003cstrong data-start=\"500\" data-end=\"532\"\u003eReliable Cooling System Seal\u003c\/strong\u003e – Keeps water contained within the thermostat housing for proper flow.\u003cbr data-start=\"603\" data-end=\"607\"\u003e• \u003cstrong data-start=\"609\" data-end=\"635\"\u003eLeak Prevention Design\u003c\/strong\u003e – Helps eliminate coolant leaks that can affect engine performance.\u003cbr data-start=\"703\" data-end=\"707\"\u003e• \u003cstrong data-start=\"709\" data-end=\"736\"\u003eHeat-Resistant Material\u003c\/strong\u003e – Built to handle engine temperature and continuous water exposure.\u003cbr data-start=\"804\" data-end=\"808\"\u003e• \u003cstrong data-start=\"810\" data-end=\"835\"\u003ePrecision Cut Fitment\u003c\/strong\u003e – Designed to match Yamaha surfaces for proper sealing.\u003cbr data-start=\"891\" data-end=\"895\"\u003e• \u003cstrong data-start=\"897\" data-end=\"926\"\u003eDirect Yamaha Replacement\u003c\/strong\u003e – Ensures dependable installation and long-term reliability.\u003c\/p\u003e\n\u003chr data-start=\"993\" data-end=\"996\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1000\" data-end=\"1030\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1032\" data-end=\"1359\"\u003eDesigned for Yamaha outboard engines utilizing thermostat-controlled cooling systems, including models such as C40 and CV40. Commonly used across mid-range Yamaha outboards in recreational and commercial applications. Suitable for freshwater and saltwater environments where proper sealing and temperature control are critical.\u003c\/p\u003e\n\u003chr data-start=\"1363\" data-end=\"1366\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1370\" data-end=\"1376\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1380\" data-end=\"1531\"\u003e\u003cstrong data-start=\"1380\" data-end=\"1441\"\u003eQ: What are signs this thermostat gasket needs replacing?\u003c\/strong\u003e\u003cbr data-start=\"1441\" data-end=\"1445\"\u003eA: Water leaks around the housing or inconsistent engine temperature are common signs.\u003c\/p\u003e\n\u003cp data-start=\"1535\" data-end=\"1692\"\u003e\u003cstrong data-start=\"1535\" data-end=\"1612\"\u003eQ: Should I replace this gasket every time I remove the thermostat cover?\u003c\/strong\u003e\u003cbr data-start=\"1612\" data-end=\"1616\"\u003eA: Yes, it’s best to install a new gasket each time to ensure a proper seal.\u003c\/p\u003e\n\u003cp data-start=\"1696\" data-end=\"1826\"\u003e\u003cstrong data-start=\"1696\" data-end=\"1739\"\u003eQ: Any tips for installing this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1739\" data-end=\"1743\"\u003eA: Clean both surfaces thoroughly and align the gasket carefully before tightening.\u003c\/p\u003e\n\u003cp data-start=\"1830\" data-end=\"1979\"\u003e\u003cstrong data-start=\"1830\" data-end=\"1875\"\u003eQ: How does saltwater affect this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1875\" data-end=\"1879\"\u003eA: Salt buildup can impact sealing surfaces, so regular flushing and inspection help prevent issues.\u003c\/p\u003e\n\u003cp data-start=\"1983\" data-end=\"2115\"\u003e\u003cstrong data-start=\"1983\" data-end=\"2025\"\u003eQ: Can a bad gasket cause overheating?\u003c\/strong\u003e\u003cbr data-start=\"2025\" data-end=\"2029\"\u003eA: Yes, leaks or poor sealing can disrupt water flow and lead to temperature problems.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46937386451235,"sku":"6E9-12414-A1-00","price":5.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/6e9-12414-a1-00.png?v=1698801625"},{"product_id":"yamaha-thermostat-gasket-6ah-12414-00-00-f15c-f20","title":"Yamaha - Thermostat Gasket - 6AH-12414-00-00 - F15C F20","description":"\u003ch2 data-section-id=\"1i0f8mm\" data-start=\"94\" data-end=\"163\"\u003eYamaha - Thermostat Gasket - Cooling System Seal -  F15C F20 - 6AH-12414-00-00\u003c\/h2\u003e\n\u003chr data-start=\"164\" data-end=\"167\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"169\" data-end=\"180\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"182\" data-end=\"653\"\u003eOn smaller Yamaha four-strokes, even a minor cooling system leak can turn into a bigger issue if it’s ignored. This thermostat gasket is a simple but critical seal that keeps coolant where it belongs, helping the engine warm up properly and hold a steady operating temperature. It’s one of those parts that’s easy to overlook, but when you replace it during service, you avoid drips, air leaks, and inconsistent cooling. Clean install, proper seal, and you’re good to go.\u003c\/p\u003e\n\u003chr data-start=\"655\" data-end=\"658\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"660\" data-end=\"675\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"677\" data-end=\"1109\"\u003e\u003cstrong\u003e• OEM Precision Fit \u003c\/strong\u003e– Designed to match Yamaha thermostat housings for a proper seal without modification.\u003cbr data-start=\"783\" data-end=\"786\"\u003e\u003cstrong\u003e• Graphite-Coated Surface\u003c\/strong\u003e – Seals quickly under light torque and removes cleanly during future service.\u003cbr data-start=\"889\" data-end=\"892\"\u003e\u003cstrong\u003e• Heat \u0026amp; Chemical Resistant\u003c\/strong\u003e – Built to withstand engine heat, coolant exposure, and marine conditions.\u003cbr data-start=\"998\" data-end=\"1001\"\u003e\u003cstrong\u003e• Maintains Proper Clearance\u003c\/strong\u003e – Thin profile ensures accurate thermostat operation and temperature control.\u003c\/p\u003e\n\u003chr data-start=\"1111\" data-end=\"1114\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"1116\" data-end=\"1146\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"1148\" data-end=\"1164\"\u003e• F15C\u003cbr data-start=\"1154\" data-end=\"1157\"\u003e• F20\u003c\/p\u003e\n\u003chr data-start=\"1166\" data-end=\"1169\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1171\" data-end=\"1177\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1179\" data-end=\"1323\"\u003e\u003cstrong data-start=\"1179\" data-end=\"1221\"\u003eQ: What does the thermostat gasket do?\u003c\/strong\u003e\u003cbr data-start=\"1221\" data-end=\"1224\"\u003eA: It seals the thermostat housing to prevent coolant leaks and maintain proper engine temperature.\u003c\/p\u003e\n\u003cp data-start=\"1325\" data-end=\"1470\"\u003e\u003cstrong data-start=\"1325\" data-end=\"1390\"\u003eQ: Should I replace this gasket when changing the thermostat?\u003c\/strong\u003e\u003cbr data-start=\"1390\" data-end=\"1393\"\u003eA: Yes, it’s recommended to replace it every time the thermostat is serviced.\u003c\/p\u003e\n\u003cp data-start=\"1472\" data-end=\"1598\"\u003e\u003cstrong data-start=\"1472\" data-end=\"1512\"\u003eQ: What happens if the gasket fails?\u003c\/strong\u003e\u003cbr data-start=\"1512\" data-end=\"1515\"\u003eA: You may see coolant leaks, improper warm-up, or inconsistent engine temperature.\u003c\/p\u003e\n\u003cp data-start=\"1600\" data-end=\"1735\"\u003e\u003cstrong data-start=\"1600\" data-end=\"1642\"\u003eQ: Do I need sealant with this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1642\" data-end=\"1645\"\u003eA: No, it’s designed to seal properly without additional sealant when installed correctly.\u003c\/p\u003e\n\u003cp data-start=\"1737\" data-end=\"1845\"\u003e\u003cstrong data-start=\"1737\" data-end=\"1770\"\u003eQ: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"1770\" data-end=\"1773\"\u003eA: It’s a simple replacement during thermostat service with basic tools.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46937934659875,"sku":"6AH-12414-00-00","price":4.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/6ah-12414-00.jpg?v=1698803756"},{"product_id":"yamaha-thermostat-gasket-682-12414-a1-00-9-9-15","title":"Yamaha - Thermostat Gasket - 682-12414-A1-00 - 9.9 \u0026 15","description":"\u003ch2 data-end=\"50\" data-start=\"0\" data-section-id=\"5oozlh\"\u003eYamaha - Thermostat Gasket - 9.9 15 - 682-12414-A1-00\u003c\/h2\u003e\n\u003chr data-end=\"55\" data-start=\"52\"\u003e\n\u003ch2 data-end=\"68\" data-start=\"57\" data-section-id=\"rzkdgm\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-end=\"489\" data-start=\"69\"\u003eOn these smaller Yamaha two-strokes, keeping the cooling system sealed properly makes a big difference in how the engine runs. A worn thermostat gasket can lead to leaks or inconsistent cooling, which you’ll notice over time. It’s one of those simple parts that’s easy to overlook but important to replace when you’re servicing the system. Keeping it fresh helps the motor stay reliable and run at the right temperature.\u003c\/p\u003e\n\u003chr data-end=\"494\" data-start=\"491\"\u003e\n\u003ch2 data-end=\"511\" data-start=\"496\" data-section-id=\"1ma7m6t\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-end=\"870\" data-start=\"512\"\u003e• \u003cstrong data-end=\"537\" data-start=\"514\"\u003eCooling System Seal\u003c\/strong\u003e – Helps maintain a tight seal around the thermostat housing.\u003cbr data-end=\"601\" data-start=\"598\"\u003e• \u003cstrong data-end=\"625\" data-start=\"603\"\u003eOEM Fit and Design\u003c\/strong\u003e – Built to Yamaha specifications for proper alignment and function.\u003cbr data-end=\"696\" data-start=\"693\"\u003e• \u003cstrong data-end=\"725\" data-start=\"698\"\u003eLeak Prevention Support\u003c\/strong\u003e – Reduces the risk of coolant leaks and air intrusion.\u003cbr data-end=\"783\" data-start=\"780\"\u003e• \u003cstrong data-end=\"813\" data-start=\"785\"\u003eService Replacement Part\u003c\/strong\u003e – Ideal for routine maintenance or thermostat service.\u003c\/p\u003e\n\u003chr data-end=\"875\" data-start=\"872\"\u003e\n\u003ch2 data-end=\"907\" data-start=\"877\" data-section-id=\"1qx5o2j\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-end=\"974\" data-start=\"908\"\u003eCompatible with Yamaha \u003cstrong\u003e9.9 \u003c\/strong\u003eand \u003cstrong\u003e15 \u003c\/strong\u003ehorsepower two stroke outboards.\u003c\/p\u003e\n\u003chr data-end=\"979\" data-start=\"976\"\u003e\n\u003ch2 data-end=\"987\" data-start=\"981\" data-section-id=\"1hryhf7\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-end=\"1137\" data-start=\"989\"\u003e\u003cstrong data-end=\"1039\" data-start=\"989\"\u003eQ: What are signs this gasket needs replacing?\u003c\/strong\u003e\u003cbr data-end=\"1042\" data-start=\"1039\"\u003e\u003cstrong data-end=\"1048\" data-start=\"1042\"\u003eA:\u003c\/strong\u003e Leaks around the thermostat housing or inconsistent engine temperature are common signs.\u003c\/p\u003e\n\u003cp data-end=\"1274\" data-start=\"1139\"\u003e\u003cstrong data-end=\"1197\" data-start=\"1139\"\u003eQ: Should I replace this when changing the thermostat?\u003c\/strong\u003e\u003cbr data-end=\"1200\" data-start=\"1197\"\u003e\u003cstrong data-end=\"1206\" data-start=\"1200\"\u003eA:\u003c\/strong\u003e Yes, it’s best to replace the gasket anytime the housing is opened.\u003c\/p\u003e\n\u003cp data-end=\"1383\" data-start=\"1276\"\u003e\u003cstrong data-end=\"1310\" data-start=\"1276\"\u003eQ: Can I reuse the old gasket?\u003c\/strong\u003e\u003cbr data-end=\"1313\" data-start=\"1310\"\u003e\u003cstrong data-end=\"1319\" data-start=\"1313\"\u003eA:\u003c\/strong\u003e It’s not recommended, as it may not seal properly once removed.\u003c\/p\u003e\n\u003cp data-end=\"1508\" data-start=\"1385\"\u003e\u003cstrong data-end=\"1428\" data-start=\"1385\"\u003eQ: Is this important for saltwater use?\u003c\/strong\u003e\u003cbr data-end=\"1431\" data-start=\"1428\"\u003e\u003cstrong data-end=\"1437\" data-start=\"1431\"\u003eA:\u003c\/strong\u003e Yes, proper sealing helps prevent corrosion and cooling system issues.\u003c\/p\u003e\n\u003cp data-end=\"1628\" data-start=\"1510\"\u003e\u003cstrong data-end=\"1539\" data-start=\"1510\"\u003eQ: Any installation tips?\u003c\/strong\u003e\u003cbr data-end=\"1542\" data-start=\"1539\"\u003e\u003cstrong data-end=\"1548\" data-start=\"1542\"\u003eA:\u003c\/strong\u003e Make sure surfaces are clean and dry before installing to ensure a proper seal.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938330956067,"sku":"682-12414-A1-00","price":5.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/682-12414-a1-00_1.png?v=1698805044"},{"product_id":"yamaha-thermostat-gasket-67d-12414-a0-00-f2-5-f4-f4a-f6a","title":"Yamaha - Thermostat Gasket - 67D-12414-A0-00 - F2.5 F4 F4A F6A","description":"\u003ch2 data-section-id=\"14s5ygh\" data-start=\"0\" data-end=\"38\"\u003eYamaha Cover Gasket 67D-12414-A0-00\u003c\/h2\u003e\n\u003chr data-start=\"40\" data-end=\"43\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"45\" data-end=\"56\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"57\" data-end=\"388\"\u003eWhen you’re sealing up a cover on a Yamaha, you want it done right the first time. A worn or flattened gasket can lead to leaks that cause bigger issues if left unchecked. This is one of those small parts that keeps everything tight and protected where it matters. Swapping it out during service helps avoid chasing leaks later on.\u003c\/p\u003e\n\u003chr data-start=\"390\" data-end=\"393\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"395\" data-end=\"410\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"411\" data-end=\"803\"\u003e• \u003cstrong data-start=\"413\" data-end=\"445\"\u003eReliable Sealing Performance\u003c\/strong\u003e – Helps prevent leaks between mating surfaces during engine operation.\u003cbr data-start=\"516\" data-end=\"519\"\u003e• \u003cstrong data-start=\"521\" data-end=\"545\"\u003eOEM Fit and Material\u003c\/strong\u003e – Built to Yamaha specifications for proper alignment and sealing.\u003cbr data-start=\"612\" data-end=\"615\"\u003e• \u003cstrong data-start=\"617\" data-end=\"650\"\u003eSuperseded Part Compatibility\u003c\/strong\u003e – Replaces older gasket versions for updated fit and function.\u003cbr data-start=\"713\" data-end=\"716\"\u003e• \u003cstrong data-start=\"718\" data-end=\"747\"\u003eService-Ready Replacement\u003c\/strong\u003e – Ideal for maintenance, repairs, or reassembly work.\u003c\/p\u003e\n\u003chr data-start=\"805\" data-end=\"808\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"810\" data-end=\"840\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"841\" data-end=\"914\"\u003eCompatible with select Yamaha outboards using cover sealing applications.\u003c\/p\u003e\n\u003chr data-start=\"916\" data-end=\"919\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"921\" data-end=\"927\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"929\" data-end=\"1056\"\u003e\u003cstrong data-start=\"929\" data-end=\"979\"\u003eQ: What are signs this gasket needs replacing?\u003c\/strong\u003e\u003cbr data-start=\"979\" data-end=\"982\"\u003e\u003cstrong data-start=\"982\" data-end=\"988\"\u003eA:\u003c\/strong\u003e Oil or fluid leaks around the cover area are the most common signs.\u003c\/p\u003e\n\u003cp data-start=\"1058\" data-end=\"1194\"\u003e\u003cstrong data-start=\"1058\" data-end=\"1107\"\u003eQ: Can I reuse the old gasket during service?\u003c\/strong\u003e\u003cbr data-start=\"1107\" data-end=\"1110\"\u003e\u003cstrong data-start=\"1110\" data-end=\"1116\"\u003eA:\u003c\/strong\u003e It’s not recommended, as used gaskets often won’t seal properly once removed.\u003c\/p\u003e\n\u003cp data-start=\"1196\" data-end=\"1340\"\u003e\u003cstrong data-start=\"1196\" data-end=\"1240\"\u003eQ: Does this replace older part numbers?\u003c\/strong\u003e\u003cbr data-start=\"1240\" data-end=\"1243\"\u003e\u003cstrong data-start=\"1243\" data-end=\"1249\"\u003eA:\u003c\/strong\u003e Yes, this gasket replaces previous versions and should be used as the current replacement.\u003c\/p\u003e\n\u003cp data-start=\"1342\" data-end=\"1487\"\u003e\u003cstrong data-start=\"1342\" data-end=\"1385\"\u003eQ: Is this important for saltwater use?\u003c\/strong\u003e\u003cbr data-start=\"1385\" data-end=\"1388\"\u003e\u003cstrong data-start=\"1388\" data-end=\"1394\"\u003eA:\u003c\/strong\u003e Yes, proper sealing helps prevent moisture and corrosion from affecting internal components.\u003c\/p\u003e\n\u003cp data-start=\"1489\" data-end=\"1621\"\u003e\u003cstrong data-start=\"1489\" data-end=\"1532\"\u003eQ: Any tips for installing this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1532\" data-end=\"1535\"\u003e\u003cstrong data-start=\"1535\" data-end=\"1541\"\u003eA:\u003c\/strong\u003e Make sure surfaces are clean and dry before installing to ensure a proper seal.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938391937315,"sku":"67D-12414-A0-00","price":5.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/67d-12414-a0-00.png?v=1698805289"},{"product_id":"yamaha-thermostat-gasket-663-12414-a0-00-c55-e48","title":"Yamaha - Thermostat Gasket - 663-12414-A0-00 - C55 E48","description":"\u003ch2 data-section-id=\"1h0foxf\" data-start=\"0\" data-end=\"69\"\u003eYamaha - Thermostat Gasket - Cooling System Seal - C55 E48 - 663-12414-A0-00\u003c\/h2\u003e\n\u003chr data-start=\"71\" data-end=\"74\"\u003e\n\u003ch2 data-section-id=\"6lznae\" data-start=\"76\" data-end=\"89\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"90\" data-end=\"518\"\u003eThis is one of those small parts that can cause big cooling issues if it’s worn out or leaking. The Yamaha thermostat gasket helps keep a tight seal around the thermostat housing so your engine maintains proper temperature control. It’s a simple replacement, but it makes a real difference in keeping the cooling system working the way it should. When you’re servicing the thermostat, this is a part you always want to swap out.\u003c\/p\u003e\n\u003chr data-start=\"520\" data-end=\"523\"\u003e\n\u003ch2 data-section-id=\"14at72t\" data-start=\"525\" data-end=\"542\"\u003eKey Features\u003c\/h2\u003e\n\u003cp data-start=\"544\" data-end=\"630\"\u003e• \u003cstrong data-start=\"546\" data-end=\"570\"\u003eLeak Prevention Seal\u003c\/strong\u003e – Creates a tight seal to prevent coolant or water leaks.\u003c\/p\u003e\n\u003cp data-start=\"632\" data-end=\"724\"\u003e• \u003cstrong data-start=\"634\" data-end=\"668\"\u003eConsistent Temperature Control\u003c\/strong\u003e – Helps maintain proper engine operating temperature.\u003c\/p\u003e\n\u003cp data-start=\"726\" data-end=\"815\"\u003e• \u003cstrong data-start=\"728\" data-end=\"750\"\u003eOEM Yamaha Fitment\u003c\/strong\u003e – Matches factory specs for accurate fit and reliable sealing.\u003c\/p\u003e\n\u003cp data-start=\"817\" data-end=\"901\"\u003e• \u003cstrong data-start=\"819\" data-end=\"846\"\u003eDurable Gasket Material\u003c\/strong\u003e – Built to handle heat cycles and marine conditions.\u003c\/p\u003e\n\u003chr data-start=\"903\" data-end=\"906\"\u003e\n\u003ch2 data-section-id=\"1b7w7ff\" data-start=\"908\" data-end=\"940\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"942\" data-end=\"957\"\u003e• C55\u003cbr data-start=\"947\" data-end=\"950\"\u003e• E48\u003c\/p\u003e\n\u003chr data-start=\"959\" data-end=\"962\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"964\" data-end=\"972\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"974\" data-end=\"1134\"\u003e\u003cstrong data-start=\"974\" data-end=\"1023\"\u003eQ: What happens if a thermostat gasket fails?\u003c\/strong\u003e\u003cbr data-start=\"1023\" data-end=\"1026\"\u003eA: You can get leaks around the housing, which may lead to poor cooling and inconsistent engine temperature.\u003c\/p\u003e\n\u003cp data-start=\"1136\" data-end=\"1276\"\u003e\u003cstrong data-start=\"1136\" data-end=\"1200\"\u003eQ: Should I replace the gasket when changing the thermostat?\u003c\/strong\u003e\u003cbr data-start=\"1200\" data-end=\"1203\"\u003eA: Yes, it’s always best to install a new gasket to ensure a proper seal.\u003c\/p\u003e\n\u003cp data-start=\"1278\" data-end=\"1416\"\u003e\u003cstrong data-start=\"1278\" data-end=\"1331\"\u003eQ: Is sealant needed when installing this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1331\" data-end=\"1334\"\u003eA: In most cases no, but always check your service manual for your specific setup.\u003c\/p\u003e\n\u003cp data-start=\"1418\" data-end=\"1544\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1463\"\u003eQ: Can this cause overheating if damaged?\u003c\/strong\u003e\u003cbr data-start=\"1463\" data-end=\"1466\"\u003eA: It can contribute to cooling issues if it allows leaks or improper sealing.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938572554531,"sku":"663-12414-A0-00","price":5.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/663-12414-a0-00.png?v=1698805957"},{"product_id":"yamaha-thermostat-gasket-655-12414-a1-00-c25-cv25-c30-cv30","title":"Yamaha - Thermostat Gasket - 655-12414-A1-00 - C25 CV25 C30 CV30","description":"\u003ch2 data-section-id=\"cu2bb\" data-start=\"0\" data-end=\"69\"\u003eYamaha - Thermostat Gasket - Cooling System Seal - 655-12414-A1-00\u003c\/h2\u003e\n\u003chr data-start=\"71\" data-end=\"74\"\u003e\n\u003ch2 data-section-id=\"rzkdgm\" data-start=\"76\" data-end=\"87\"\u003eOverview\u003c\/h2\u003e\n\u003cp data-start=\"88\" data-end=\"510\"\u003eThermostat gaskets are one of those small parts that can cause big headaches if they’re not sealing right. When I’m working on Yamaha cooling systems, I always make sure this gasket is fresh—because even a slight leak can throw off engine temps. This one is built to sit clean and seal tight, keeping the cooling system doing exactly what it’s supposed to. It’s a simple fix that helps avoid bigger problems down the line.\u003c\/p\u003e\n\u003chr data-start=\"512\" data-end=\"515\"\u003e\n\u003ch2 data-section-id=\"1ma7m6t\" data-start=\"517\" data-end=\"532\"\u003eKey Features\u003c\/h2\u003e\n\u003cul data-start=\"533\" data-end=\"914\"\u003e\n\u003cli data-section-id=\"5e7x8j\" data-start=\"533\" data-end=\"627\"\u003e\n\u003cstrong data-start=\"535\" data-end=\"559\"\u003eReliable Seal Design\u003c\/strong\u003e – Creates a tight seal between the thermostat housing and engine.\u003c\/li\u003e\n\u003cli data-section-id=\"25icul\" data-start=\"628\" data-end=\"722\"\u003e\n\u003cstrong data-start=\"630\" data-end=\"645\"\u003eOEM Fitment\u003c\/strong\u003e – Matches Yamaha factory dimensions for proper alignment and installation.\u003c\/li\u003e\n\u003cli data-section-id=\"1v29y2m\" data-start=\"723\" data-end=\"824\"\u003e\n\u003cstrong data-start=\"725\" data-end=\"752\"\u003eHeat-Resistant Material\u003c\/strong\u003e – Built to handle constant temperature changes in the cooling system.\u003c\/li\u003e\n\u003cli data-section-id=\"19u4svz\" data-start=\"825\" data-end=\"914\"\u003e\n\u003cstrong data-start=\"827\" data-end=\"846\"\u003eLeak Prevention\u003c\/strong\u003e – Helps maintain consistent coolant flow without loss or seepage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"916\" data-end=\"919\"\u003e\n\u003ch2 data-section-id=\"1qx5o2j\" data-start=\"921\" data-end=\"951\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/h2\u003e\n\u003cp data-start=\"952\" data-end=\"1172\"\u003eFits select Yamaha outboard engines in the 25 to 30 horsepower range, including both standard and high-thrust configurations. Commonly used on compact outboards found on small fishing boats, tenders, and utility vessels.\u003c\/p\u003e\n\u003chr data-start=\"1174\" data-end=\"1177\"\u003e\n\u003ch2 data-section-id=\"1hryhf7\" data-start=\"1179\" data-end=\"1185\"\u003eFAQ\u003c\/h2\u003e\n\u003cp data-start=\"1187\" data-end=\"1330\"\u003e\u003cstrong data-start=\"1187\" data-end=\"1236\"\u003eQ: What are signs of a bad thermostat gasket?\u003c\/strong\u003e\u003cbr data-start=\"1236\" data-end=\"1239\"\u003e\u003cstrong data-start=\"1239\" data-end=\"1245\"\u003eA:\u003c\/strong\u003e You might notice water leaks around the housing or inconsistent engine temperatures.\u003c\/p\u003e\n\u003cp data-start=\"1332\" data-end=\"1496\"\u003e\u003cstrong data-start=\"1332\" data-end=\"1396\"\u003eQ: Should I replace the gasket when changing the thermostat?\u003c\/strong\u003e\u003cbr data-start=\"1396\" data-end=\"1399\"\u003e\u003cstrong data-start=\"1399\" data-end=\"1405\"\u003eA:\u003c\/strong\u003e Yes, it’s always best to replace it to ensure a proper seal when reinstalling the housing.\u003c\/p\u003e\n\u003cp data-start=\"1498\" data-end=\"1647\"\u003e\u003cstrong data-start=\"1498\" data-end=\"1543\"\u003eQ: Is sealant needed during installation?\u003c\/strong\u003e\u003cbr data-start=\"1543\" data-end=\"1546\"\u003e\u003cstrong data-start=\"1546\" data-end=\"1552\"\u003eA:\u003c\/strong\u003e Usually not—this gasket is designed to seal on its own, but always follow your service manual.\u003c\/p\u003e\n\u003cp data-start=\"1649\" data-end=\"1817\"\u003e\u003cstrong data-start=\"1649\" data-end=\"1698\"\u003eQ: How does saltwater use affect this gasket?\u003c\/strong\u003e\u003cbr data-start=\"1698\" data-end=\"1701\"\u003e\u003cstrong data-start=\"1701\" data-end=\"1707\"\u003eA:\u003c\/strong\u003e Over time, salt exposure can cause wear and hardening, so it’s good to inspect it during routine maintenance.\u003c\/p\u003e\n\u003cp data-start=\"1819\" data-end=\"1960\"\u003e\u003cstrong data-start=\"1819\" data-end=\"1870\"\u003eQ: Can I reuse the old gasket if it looks fine?\u003c\/strong\u003e\u003cbr data-start=\"1870\" data-end=\"1873\"\u003e\u003cstrong data-start=\"1873\" data-end=\"1879\"\u003eA:\u003c\/strong\u003e It’s not recommended—once compressed, it won’t seal as reliably the second time.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46938675052835,"sku":"655-12414-A1-00","price":5.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/655-12414-a1-00.png?v=1698806216"},{"product_id":"yamaha-thermostat-cover-gasket-60v-12414-a0-00-lz250-lz300-vz200-vz225-vz250-vz300-z450-z300","title":"Yamaha - Thermostat Cover Gasket - 60V-12414-A0-00 - LZ250 LZ300 VZ200 VZ225 VZ250 VZ300 Z450 Z300","description":"\u003ch2 data-section-id=\"1xgmeao\" data-start=\"0\" data-end=\"107\"\u003e\u003cspan role=\"text\"\u003eYamaha - Thermostat Cover Gasket - VZ200–VZ300, Z250–Z300 Cooling System Component - 60V-12414-A0-00\u003c\/span\u003e\u003c\/h2\u003e\n\u003chr data-start=\"109\" data-end=\"112\"\u003e\n\u003ch2 data-section-id=\"1i9hwo6\" data-start=\"114\" data-end=\"131\"\u003e\u003cspan role=\"text\"\u003eOverview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"132\" data-end=\"556\"\u003eThis gasket sits right at the thermostat housing, and if it’s not sealing properly, you’ll start seeing cooling issues fast. On these high-output Yamaha motors, even a small leak here can throw off temperature control. It’s one of those inexpensive parts that plays a big role in keeping the engine running at the right temp. Swapping it out during maintenance is a quick job that helps avoid overheating headaches later on.\u003c\/p\u003e\n\u003chr data-start=\"558\" data-end=\"561\"\u003e\n\u003ch2 data-section-id=\"1bqk1w5\" data-start=\"563\" data-end=\"584\"\u003e\u003cspan role=\"text\"\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"586\" data-end=\"693\"\u003e• \u003cstrong data-start=\"588\" data-end=\"615\"\u003eThermostat Housing Seal\u003c\/strong\u003e – Creates a tight seal to maintain proper cooling system pressure and flow.\u003c\/p\u003e\n\u003cp data-start=\"695\" data-end=\"793\"\u003e• \u003cstrong data-start=\"697\" data-end=\"723\"\u003ePrevents Coolant Leaks\u003c\/strong\u003e – Helps avoid water loss and overheating issues at the cover point.\u003c\/p\u003e\n\u003cp data-start=\"795\" data-end=\"887\"\u003e• \u003cstrong data-start=\"797\" data-end=\"819\"\u003eOEM Yamaha Fitment\u003c\/strong\u003e – Built to match factory specs for proper sealing and durability.\u003c\/p\u003e\n\u003cp data-start=\"889\" data-end=\"972\"\u003e• \u003cstrong data-start=\"891\" data-end=\"921\"\u003eCritical Cooling Component\u003c\/strong\u003e – Supports stable engine temperature under load.\u003c\/p\u003e\n\u003chr data-start=\"974\" data-end=\"977\"\u003e\n\u003ch2 data-section-id=\"bf5ct7\" data-start=\"979\" data-end=\"1015\"\u003e\u003cspan role=\"text\"\u003eEngine \u0026amp; Boat Compatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1017\" data-end=\"1174\"\u003e• VZ200 2003–2010\u003cbr data-start=\"1034\" data-end=\"1037\"\u003e• VZ225 2003–2010\u003cbr data-start=\"1054\" data-end=\"1057\"\u003e• VZ250 2003–2010\u003cbr data-start=\"1074\" data-end=\"1077\"\u003e• VZ300 2004–2010\u003cbr data-start=\"1094\" data-end=\"1097\"\u003e• Z250 2003–2006\u003cbr data-start=\"1113\" data-end=\"1116\"\u003e• Z300 2004–2007\u003cbr data-start=\"1132\" data-end=\"1135\"\u003e• LZ250 2003–2005\u003cbr data-start=\"1152\" data-end=\"1155\"\u003e• LZ300 2004–2006\u003c\/p\u003e\n\u003chr data-start=\"1176\" data-end=\"1179\"\u003e\n\u003ch2 data-section-id=\"1fngur7\" data-start=\"1181\" data-end=\"1193\"\u003e\u003cspan role=\"text\"\u003eFAQ\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"1195\" data-end=\"1321\"\u003e\u003cstrong data-start=\"1195\" data-end=\"1236\"\u003eQ: What happens if this gasket fails?\u003c\/strong\u003e\u003cbr data-start=\"1236\" data-end=\"1239\"\u003e\u003cstrong data-start=\"1239\" data-end=\"1245\"\u003eA:\u003c\/strong\u003e You may see water leaks, overheating, or inconsistent engine temperature.\u003c\/p\u003e\n\u003cp data-start=\"1323\" data-end=\"1453\"\u003e\u003cstrong data-start=\"1323\" data-end=\"1378\"\u003eQ: Should I replace this during thermostat service?\u003c\/strong\u003e\u003cbr data-start=\"1378\" data-end=\"1381\"\u003e\u003cstrong data-start=\"1381\" data-end=\"1387\"\u003eA:\u003c\/strong\u003e Yes, it’s recommended anytime the thermostat housing is opened.\u003c\/p\u003e\n\u003cp data-start=\"1455\" data-end=\"1566\"\u003e\u003cstrong data-start=\"1455\" data-end=\"1489\"\u003eQ: Is this a common wear item?\u003c\/strong\u003e\u003cbr data-start=\"1489\" data-end=\"1492\"\u003e\u003cstrong data-start=\"1492\" data-end=\"1498\"\u003eA:\u003c\/strong\u003e Yes, over time heat and pressure can cause the gasket to degrade.\u003c\/p\u003e\n\u003cp data-start=\"1568\" data-end=\"1693\"\u003e\u003cstrong data-start=\"1568\" data-end=\"1610\"\u003eQ: Can a bad gasket cause overheating?\u003c\/strong\u003e\u003cbr data-start=\"1610\" data-end=\"1613\"\u003e\u003cstrong data-start=\"1613\" data-end=\"1619\"\u003eA:\u003c\/strong\u003e Absolutely, especially if it leads to coolant loss or improper sealing.\u003c\/p\u003e\n\u003cp data-start=\"1695\" data-end=\"1791\"\u003e\u003cstrong data-start=\"1695\" data-end=\"1728\"\u003eQ: Is installation difficult?\u003c\/strong\u003e\u003cbr data-start=\"1728\" data-end=\"1731\"\u003e\u003cstrong data-start=\"1731\" data-end=\"1737\"\u003eA:\u003c\/strong\u003e It’s usually a simple replacement with basic tools.\u003c\/p\u003e","brand":"Yamaha","offers":[{"title":"Default Title","offer_id":46939249410339,"sku":"60V-12414-A0-00","price":4.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/7410\/9475\/files\/60v-12414-a0.jpg?v=1698808209"}],"url":"https:\/\/partsvu.com\/en-au\/collections\/yamaha-marine-outboard-thermostat-gaskets.oembed","provider":"PartsVu","version":"1.0","type":"link"}