Gates 33779 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select Vehicles

The Gates OE Type Thermostat 33779 is engineered to maintain optimal engine temperature for vehicles including Chevrolet Aerostar, Ford Explorer, and Mazda Navajo. Designed with durable steel and copper materials, this thermostat ensures consistent performance and longevity in your cooling system.

• Constructed from steel and copper for durability
• Reverse poppet design for precise temperature control
• Start to open temperature at 195°F (91°C)
• Includes one jiggle pin weep hole for air bleeding
• Sealing flange outside diameter of 2.04 inches
• Height between flanges measures 0.89 inches
• OE Type Thermostat line ensures original equipment performance

About the Gates OE Type Thermostat Product Line

The OE Type Thermostat line by Gates is designed to meet original equipment specifications, providing reliable engine temperature regulation. This product line focuses on delivering thermostats that match the fit, form, and function of factory-installed parts, making it suitable for vehicles such as the Ford Ranger and Suzuki Samurai. The 33779 thermostat exemplifies this with its reverse poppet design and precise opening temperature, ensuring efficient engine cooling system operation.

Detailed Product Description

The Gates 33779 engine coolant thermostat features a reverse poppet design that allows for accurate temperature regulation, opening at 195°F (91°C) to maintain optimal engine performance. Made from steel and copper, it offers resistance to corrosion and wear. The thermostat includes a jiggle pin weep hole to facilitate air bleeding from the cooling system, reducing the risk of overheating. With a sealing flange outside diameter of 2.04 inches and a height between flanges of 0.89 inches, it fits securely within the housing without the need for additional gaskets. This thermostat is compatible with various models including the Chevrolet Aerostar, Ford Bronco II, and Geo Tracker.

Common Applications and Issues Addressed

• Prevents engine overheating by regulating coolant flow
• Eliminates coolant leaks caused by worn or damaged thermostats
• Restores proper engine warm-up times for improved fuel efficiency
• Reduces engine wear due to temperature fluctuations
• Helps maintain consistent cabin heating performance

Installation Notes and Tips

The Gates 33779 thermostat does not include an installation tool, so ensure you have the appropriate tools for removal and installation. Verify the sealing flange dimensions and height to confirm compatibility with your vehicle’s thermostat housing. The thermostat installs without additional gaskets, simplifying the replacement process. Always drain the coolant system before removal and refill with the correct coolant type after installation. Check for leaks and proper operation after installation.

Quality Assurance and Warranty

This Gates OE Type Thermostat 33779 is manufactured to meet OE performance standards, ensuring reliable operation and durability. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship. For detailed warranty information, refer to Gates’ official documentation or contact the manufacturer directly.