YAMAHA 8G9-12411-03-00 Nos Thermostat OM34

( Manufacturer Part Number: 8G9-12411-03-00 ), ( Part Type: Thermostat ), ( Country Of Origin: Japan )

Review YAMAHA Nos Bc Thermostat 8g9-12411-03 fits SRX440 SRX 440 1978-81

The Yamaha SRX440 thermostat, part number 8G9-12411-03-00, is a crucial component for maintaining the optimal engine temperature in Yamaha SRX440 engines manufactured between 1978 and 1981. This thermostat is specifically designed for the Om34 engine.

The 8G9-12411-03-00 thermostat is a precision-engineered component, featuring a durable stainless steel housing that ensures longevity and resistance to corrosion. The thermostat housing accommodates a temperature-sensitive element, which regulates the coolant flow to the engine based on its temperature.

When the engine is cold, the thermostat remains closed to prevent coolant from flowing to the engine, allowing it to warm up efficiently. Once the engine reaches its optimal operating temperature, the thermostat opens, allowing coolant to circulate and maintain a consistent temperature. This process not only ensures proper engine performance but also prolongs the engine's lifespan by preventing overheating and protecting against freeze damage.

The thermostat's design also ensures easy installation, with a gasket included to ensure a tight seal. The gasket's high-temperature resistance guarantees a secure seal, preventing leaks and maintaining the coolant system's integrity.

In summary, the Yamaha SRX440 thermostat, part number 8G9-12411-03-00, is a vital component for maintaining the optimal engine temperature in SRX440 engines produced between 1978 and 1981. Its durable stainless steel housing, precise temperature regulation, and easy installation make it an essential upgrade for any Yamaha SRX440 engine.

The Yamaha 8G9-12411-03 thermostat is a replacement part specifically designed for the SRX440 engines manufactured by Yamaha between 1978 and 1981. This thermostat plays a crucial role in regulating the engine's cooling system temperature. Here are some pros and cons to help you make an informed decision about purchasing it:

1. Designed specifically for the SRX440 engines: This thermostat is a direct fit for engines within the mentioned model range, ensuring compatibility and ease of installation.

2. Helps maintain optimal engine temperature: A functioning thermostat is essential for the engine to operate efficiently and effectively. The new thermostat will help keep the engine temperature within the recommended range.

3. Potential for improved fuel efficiency: A poorly functioning thermostat can cause the engine to work harder, leading to increased fuel consumption. Replacing the thermostat with a new one can potentially result in improved fuel efficiency.

4. Longer engine life: A malfunctioning thermostat can lead to various engine issues, including overheating and potential damage. Replacing the thermostat with a new one can help prolong the life of the engine.

1. Cost: Replacing a thermostat can be an additional cost, especially if it is not a common failure item. However, considering the potential consequences of a malfunctioning thermostat, the cost may be worth the investment.

2. Time investment: Installing the new thermostat may require some time and effort, especially if you are doing it yourself. Make sure you have the necessary tools and knowledge to complete the installation.

3. Potential for other cooling system issues: If the thermostat is the only issue, replacing it should resolve the problem. However, if there are other issues within the cooling system, additional repairs may be necessary.

In conclusion, the Yamaha 8G9-12411-03 thermostat is a necessary replacement part for the SRX440 engines manufactured between 1978 and 1981. While there is a cost and time investment involved, the potential benefits include maintaining optimal engine temperature, improved fuel efficiency, and prolonging the life of the engine. If you suspect your engine's thermostat may be malfunctioning, it is recommended that you replace it with a new one.

Details:

Please try to have all funds available at time of purchase. Instead of paying two or more separate shipping charges, we combine it for one lower rate. Sometimes that becomes 48 hours depending on the amount of shipping day, and available help day. All New or N.O.S parts may have shelf wear and may light rust spots be tarnished will need buffing cleaning depending on the part.

WE BUY VINTAGE MOTORCYCLES, PARTS INVENTORIES: 1 NEW OEM NOS YAMAHA. SRX 440 B /E. While rare, it does happen. Take your time and carefully read the entire listing to try answer all questions.

PART # 8G9-12411-03. Also parts may not come in its original bag with tag.

part #: 8g9124110300 price

• $75.00

specifications enginesnowmobile:

• for models: Srx440, Srx, 440
• for makes: Yamaha
• for years: 1978-81
• mpn: 8g9-12411-03-00
• part type: Thermostat
• country of origin: Japan

offer enginesnowmobile:

• sold: 0
• started: May 24, 2026
• options: Ship-to-home
• quantity: 1
• availability: In Stock

returns enginesnowmobile:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

shipping enginesnowmobile:

• type: Calculated
• cost: $8.30
• class: Standard
• transit: 4-6 Days
• carrier: USPS
• service: USPS Ground Advantage

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seller enginesnowmobile:

• # reviews: 9025
• city: Owatonna, Minnesota
• rating: 100.0%

general enginesnowmobile:

• Snowmobile Parts > Engines Components > Snowmobile Engine Components
• condition: New

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