Stant 15249 Engine Coolant Thermostat / Water Outlet Assembly

Reliable Cooling with Stant Integrated Thermostat Housing

The Stant Integrated Thermostat Housing 15249 is engineered to maintain optimal engine temperature for Ford and Mercury vehicles. Designed specifically for models like the Explorer, Explorer Sport Trac, and Mountaineer, this thermostat housing ensures precise temperature regulation at 198 degrees Fahrenheit.

• Bypass plate diameter: 1.69 inches for efficient coolant flow
• Flange diameter (without seal): 2.629 inches for secure mounting
• Height from flange to bottom: 1 inch
• Height from flange to top of bridge: 0.78 inches
• Temperature rating: 198 degrees Fahrenheit

About the Stant Integrated Thermostat Housing Product Line

The Integrated Thermostat Housing line by Stant combines the thermostat and water outlet assembly into a single unit, simplifying installation and improving reliability. This design reduces potential leak points and streamlines the cooling system components, making it a practical choice for maintaining engine temperature control in Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer models.

Detailed Product Description

The Stant 15249 thermostat housing is a precision-engineered engine coolant thermostat and water outlet assembly. Its 1.69-inch bypass plate diameter allows for effective coolant circulation, while the 2.629-inch flange diameter ensures a tight, leak-resistant fit. The housing’s height dimensions—1 inch from flange to bottom and 0.78 inches from flange to top of bridge—are designed to match OEM specifications for proper fitment and function. Rated for 198 degrees Fahrenheit, this thermostat housing helps maintain the engine’s ideal operating temperature, preventing overheating and promoting efficient performance.

Common Applications and Issues Addressed

• Replacement for faulty or leaking thermostat housings in Ford Explorer and Mercury Mountaineer
• Resolves engine overheating caused by thermostat failure
• Prevents coolant leaks due to worn or damaged housing flanges
• Improves coolant flow with integrated bypass plate design
• Restores proper engine temperature regulation in Explorer Sport Trac models

Installation Notes and Tips

• Ensure the engine is cool before beginning installation to avoid burns
• Clean mating surfaces thoroughly to prevent leaks
• Use the correct gasket or sealant as specified by the vehicle manufacturer
• Torque bolts to manufacturer specifications to avoid warping the flange
• Verify coolant levels and bleed the cooling system after installation

Quality Assurance and Warranty

Stant parts are manufactured to meet or exceed OEM standards for durability and performance. The Integrated Thermostat Housing 15249 undergoes rigorous quality control to ensure reliable operation in Ford Explorer, Explorer Sport Trac, and Mercury Mountaineer vehicles. Warranty coverage details should be confirmed with the original product documentation or manufacturer.