Stant 48109 Engine Coolant Thermostat

Reliable Engine Cooling for Mazda Tribute

The Stant OE Exact Thermostat 48109 is engineered to maintain optimal engine temperature for Mazda Tribute models. Designed with precise dimensions and a 198-degree Fahrenheit temperature rating, this thermostat ensures efficient coolant flow and engine performance.

• Bypass Plate Diameter: 1.38 inches
• Flange Diameter (Without Seal): 2.04 inches
• Height from Flange to Bottom: 1.42 inches
• Height from Flange to Top of Bridge: 0.62 inches
• Temperature Rating: 198 degrees Fahrenheit

About the Stant OE Exact Thermostat Line

The OE Exact Thermostat product line by Stant is designed to meet original equipment specifications for precise fit and function. This ensures that the thermostat 48109 matches the exact dimensions and temperature requirements needed for reliable operation in Mazda Tribute vehicles, providing consistent engine temperature regulation and compatibility with factory cooling systems.

Product Details and Specifications

This engine coolant thermostat features a 1.38-inch bypass plate diameter and a 2.04-inch flange diameter without the seal, allowing for a secure and accurate fit within the cooling system. The height measurements from flange to bottom (1.42 inches) and flange to top of bridge (0.62 inches) are critical for proper installation and operation. The thermostat opens at 198 degrees Fahrenheit, helping to maintain the engine within the optimal temperature range for performance and efficiency.

Common Applications and Problem Solving

• Prevents engine overheating by regulating coolant flow
• Helps avoid poor heater performance due to thermostat failure
• Reduces engine wear caused by improper temperature control
• Addresses issues with inconsistent engine temperature readings
• Supports efficient fuel consumption by maintaining correct engine temperature

Installation Notes and Tips

When installing the Stant OE Exact Thermostat 48109 on a Mazda Tribute, ensure the mating surfaces are clean and free of old gasket material. Use the correct gasket or seal to prevent leaks. Verify the thermostat orientation matches factory specifications, with the bypass plate positioned correctly. After installation, bleed the cooling system to remove air pockets and check for leaks during initial operation.

Quality Assurance and Warranty

Stant thermostats are manufactured to meet strict quality standards, ensuring durability and reliable performance. The OE Exact Thermostat line is designed to match original equipment specifications, providing confidence in fit and function. While specific warranty details are not provided here, Stant products typically come with manufacturer-backed quality assurance to support long-term use.