Gates 34774 Engine Coolant Thermostat

Reliable Cooling Control for Dodge and Jeep Vehicles

The Gates Integrated Housing Thermostat 34774 is engineered to maintain optimal engine temperature for Dodge Durango, Jeep Grand Cherokee, and Jeep Wrangler models. Designed as an integrated housing thermostat, this part ensures precise temperature regulation and efficient coolant flow.

• Integrated housing thermostat design with 2 bolt holes for secure mounting
• Start to open temperature at 95°C (203°F) for accurate engine temperature control
• Outlet inside diameter of 1.33 inches and outside diameter of 1.5 inches for proper coolant flow
• Includes a check valve and jiggle pin to prevent air lock and ensure smooth coolant circulation
• OE performance rating for reliable operation in compatible vehicles

About the Gates Integrated Housing Thermostat Line

The Gates Integrated Housing Thermostat product line combines the thermostat and housing into a single unit, simplifying installation and improving reliability. This design reduces potential leak points and ensures consistent temperature regulation. The 34774 part number is part of this line, offering a precise fit and performance tailored for specific Dodge and Jeep models.

Product Details and Specifications

This engine coolant thermostat features a start to open temperature of 95°C (203°F), which helps maintain the engine within its optimal operating range. The integrated housing design includes two bolt holes for secure attachment and an outlet with an inside diameter of 1.33 inches and an outside diameter of 1.5 inches, ensuring proper coolant flow. The thermostat includes one jiggle pin/check valve to prevent air pockets and maintain efficient coolant circulation. It is a non-electric thermostat with one seal, designed to meet OE performance standards, though it is not an exact OE replacement.

Common Applications and Problem Solving

• Regulates engine temperature to prevent overheating in Dodge Durango and Jeep Grand Cherokee
• Prevents coolant leaks with integrated housing design
• Eliminates air lock issues in Jeep Wrangler and Wrangler JK cooling systems
• Maintains consistent engine temperature for improved fuel efficiency and emissions
• Replaces faulty or worn thermostats causing engine temperature fluctuations

Installation Notes and Tips

Ensure the engine is cool before beginning installation to avoid injury. The integrated housing thermostat requires removal of the existing thermostat housing. Verify the bolt hole alignment and outlet diameters match the vehicle specifications. Use proper torque settings on the two bolt holes to secure the thermostat housing. Check for leaks after installation and refill the cooling system with the appropriate coolant.

Quality Assurance and Warranty

The Gates Integrated Housing Thermostat 34774 is manufactured to meet OE performance standards, providing reliable temperature control for Dodge and Jeep vehicles. While it is not an exact OE replacement, it offers comparable durability and function. Gates products are backed by quality manufacturing processes, ensuring consistent performance in demanding automotive environments.