Stant 49539 Engine Coolant Thermostat / Water Outlet Assembly

Reliable Engine Cooling with Stant Integrated Thermostat Housing

The Stant Integrated Thermostat Housing 49539 is designed to maintain optimal engine temperature for Chevrolet and Pontiac vehicles. Engineered for precise temperature control, this thermostat housing ensures efficient coolant flow and reliable engine performance.

• Flange diameter with seal: 1.4 inches
• Flange diameter without seal: 1.95 inches
• Height from flange to bottom: 0.82 inches
• Thermostat temperature rating: 192 degrees Fahrenheit
• Freight class: 70

Product Line Details: Integrated Thermostat Housing

The Stant Integrated Thermostat Housing line combines the thermostat and water outlet assembly into a single unit, simplifying installation and improving coolant system reliability. This design reduces potential leak points and streamlines engine cooling system maintenance for compatible Chevrolet Aveo, Aveo5, Pontiac G3, Wave, and Wave5 models.

Technical Description and Fitment

Part number 49539 is an engine coolant thermostat and water outlet assembly specifically compatible with Chevrolet Aveo, Aveo5, and Pontiac G3, Wave, and Wave5 vehicles. The thermostat is calibrated to open at 192 degrees Fahrenheit, ensuring the engine reaches and maintains the correct operating temperature. The flange dimensions, both with and without the seal, are engineered to fit precisely within the cooling system, providing a secure and leak-resistant connection.

Common Applications and Problem Resolution

• Prevents engine overheating by regulating coolant flow
• Replaces faulty or leaking thermostat housings
• Restores proper engine temperature control in Chevrolet Aveo and Pontiac G3 models
• Eliminates coolant leaks caused by worn or damaged water outlet assemblies
• Improves engine efficiency and reduces wear due to temperature fluctuations

Installation Notes and Tips

When installing the Stant 49539 thermostat housing, ensure the mating surfaces are clean and free of old gasket material. Verify the flange dimensions match the vehicle specifications to avoid leaks. Proper torque specifications should be followed to secure the housing without damaging the flange or seal. This part is designed for direct replacement on compatible Chevrolet Aveo, Aveo5, Pontiac G3, Wave, and Wave5 models.

Quality Assurance and Warranty

Stant manufactures the Integrated Thermostat Housing 49539 to meet or exceed OEM standards for durability and performance. The thermostat is tested for accurate temperature response at 192 degrees Fahrenheit. While specific warranty details are not provided, Stant products are generally backed by quality assurance protocols to ensure reliable operation within the vehicle's cooling system.