fits make: Johnson, Evinrude. year: 1985–1990.

( Brand: Seasierramarine ), ( Manufacturer Part Number: 340975 ), ( Part Type: Thermostat )
The Seasir Marine 340975 Thermostat is a vital component designed specifically for Johnson Evinrude 4-cylinder engines with displacements of 85, 90, 115, and 140 HP. This thermostat serves as a replacement for the Johnson Part 18-3673, ensuring seamless compatibility with your engine.
Crafted with precision, this thermostat is engineered to maintain the optimal operating temperature of your engine's cooling system. It is designed to open at a specific temperature, allowing coolant to flow into the engine block, and close at a higher temperature to prevent excessive heat loss.
Made from high-quality materials, the Seasir Marine 340975 Thermostat offers durability and reliability. It is resistant to corrosion and wear, ensuring long-lasting performance in various marine conditions. The thermostat's compact design ensures a snug fit in your engine, minimizing the risk of leaks and maintaining the efficiency of your cooling system.
Installation is straightforward and can be completed with basic tools. The Seasir Marine 340975 Thermostat comes with clear installation instructions, making it easy for both DIY enthusiasts and professional mechanics to replace their worn-out thermostat.
By choosing the Seasir Marine 340975 Thermostat, you are investing in a reliable and durable product that will help keep your Johnson Evinrude engine running smoothly and efficiently. Whether you're a weekend boater or a seasoned fisherman, this thermostat is an essential upgrade for your marine engine. Upgrade today and enjoy peace of mind on the water!
Product: Seasource Marine 340975 Thermostat for Johnson Evinrude 85-140 V4 (18-3673)
Pros:1. Compatibility: This thermostat is specifically designed for Johnson Evinrude engines with a displacement of 85-140, ensuring a perfect fit for your engine.
2. Durability: The Seasource Marine 340975 thermostat is built to withstand harsh marine conditions, ensuring long-lasting performance.
3. Reliable Performance: It is designed to maintain consistent engine temperature, improving performance and reducing the risk of engine damage.
4. Easy Installation: The thermostat is straightforward to install, saving you time and effort.
Cons:1. Limited Brand Compatibility: This thermostat is only compatible with Johnson Evinrude engines, so it may not be suitable for other brands.
2. Potential Quality Issues: Some customers have reported issues with the quality of the thermostat, such as leaks or failures.
3. No Warranty: Unlike some other brands, Seasource Marine does not seem to offer a warranty on this product.
Conclusion:The Seasource Marine 340975 thermostat offers a reliable solution for maintaining the correct engine temperature on Johnson Evinrude engines. However, potential quality issues and the lack of a warranty are factors to consider before making a purchase. If you are comfortable with these risks, this thermostat could be a cost-effective option. If you prefer a more established brand with a warranty, you may want to explore other options.
Recommendation:If you have a Johnson Evinrude engine and are looking for a compatible thermostat, the Seasource Marine 340975 could be a suitable choice. However, I would recommend researching other brands as well to ensure you are getting the best quality for your needs and budget. Always consider factors like warranty, customer reviews, and the specific requirements of your engine when making a purchase.
1 x Thermostat Kit. Thermostat Kit Fit Johnson Evinrude 85 88 90 100 115 140HP 18-3673 340975 340976 This is aftermarket parts with OEM Quality. 85hp 1978-80.