
( Brand: Motorcraft ), ( Manufacturer Part Number: RT1139 ), ( Part Type: Engine Thermostat )
The RT1139 Motorcraft Engine Coolant Thermostat is a crucial component in maintaining optimal engine temperature for efficient performance and longevity. This thermostat is specifically designed for Ford, Lincoln, and Mercury engines, ensuring a perfect fit and seamless operation.
The RT1139 Motorcraft Engine Coolant Thermostat is a 12-volt, electric, mechanically controlled device. It operates by regulating the flow of coolant between the engine and the radiator, allowing the engine to warm up quickly during cold starts while preventing overheating during operation. The thermostat features a temperature-sensitive bimetallic strip that expands and contracts in response to changing coolant temperatures, opening or closing the thermostatic valve as needed.
The RT1139 Motorcraft Engine Coolant Thermostat is made with high-quality materials for durability and reliability. The housing is made of thermally resistant, corrosion-resistant material, while the valve mechanism is constructed from durable, temperature-resistant materials. The thermostat is also designed with a pressure relief valve to prevent damage in case of overpressure.
Installing the RT1139 Motorcraft Engine Coolant Thermostat is a straightforward process, requiring basic hand tools and some mechanical knowledge. The thermostat is typically located near the engine's water pump and is secured with retaining clips or bolts. Replacing the thermostat is recommended as part of routine maintenance, typically every 50,000 miles or 4 years, to ensure proper engine cooling and prevent overheating.
In conclusion, the RT1139 Motorcraft Engine Coolant Thermostat is an essential component for maintaining the proper operating temperature of your Ford, Lincoln, or Mercury engine. Its high-quality construction, durability, and ease of installation make it a reliable choice for keeping your engine running at its best.
Pros of buying Motorcraft RT1139 Engine Coolant Thermostat:1. Quality: Motorcraft is a Ford-owned brand, known for manufacturing high-quality automotive parts. The RT1139 thermostat is designed to meet Ford's strict quality standards.
2. Durability: This thermostat is made to withstand harsh engine conditions, ensuring reliable performance over time.
3. Temperature Control: The RT1139 thermostat effectively controls engine temperature, preventing overheating and extending the engine's life.
4. Easy Installation: The thermostat is straightforward to install, which can save you time and money if you choose to do the job yourself.
Cons of buying Motorcraft RT1139 Engine Coolant Thermostat:1. Cost: Motorcraft parts, while high-quality, may be more expensive than aftermarket alternatives.
2. Limited Availability: Motorcraft parts may not be readily available at local auto parts stores, requiring you to order online or from a dealership.
3. No Adjustability: Unlike some aftermarket thermostats, the RT1139 is not adjustable, which means you cannot change the temperature setting to suit your specific driving needs.
Ending Conclusion:The Motorcraft RT1139 engine coolant thermostat is a reliable choice for Ford vehicle owners who prioritize quality and durability. While the cost may be higher than some aftermarket alternatives, the peace of mind and extended engine life may be worth the investment. If you're comfortable with the price and can find the part, the RT1139 is a solid choice.
Recommendation:If you value high-quality parts and are willing to pay a premium, the Motorcraft RT1139 engine coolant thermostat is a recommended choice. However, if cost is a concern, consider researching aftermarket alternatives that offer similar performance at a lower price point.
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