Gates 33868S Engine Coolant Thermostat

Reliable Engine Cooling with Gates Premium Thermostat 33868S

The Gates Premium Thermostat 33868S is engineered to maintain optimal engine temperature for a range of vehicles including Toyota Camry, Lexus ES350, and Ford Taurus. Designed with durable stainless steel and copper materials, this engine coolant thermostat ensures consistent performance and longevity.

• Constructed from stainless steel and copper for durability
• Bottom by-pass design with a jiggle pin weep hole for efficient coolant flow
• Start to open temperature at 180°F (82°C) for precise engine temperature regulation
• Sealing flange outside diameter of 2.2 inches and height between flanges of 1.7 inches
• Compatible with multiple makes and models including Chevrolet, Dodge, Toyota, Lexus, and more

Detailed Features and Specifications

The Gates Premium Thermostat 33868S features a bottom by-pass design that allows coolant to circulate even when the thermostat is closed, preventing hot spots and promoting even engine temperature. The thermostat opens at 180°F (82°C), which is critical for maintaining the engine within its optimal operating range. Its stainless steel and copper construction provides corrosion resistance and durability under high-temperature conditions. The unit includes one jiggle pin to allow air to escape from the cooling system, reducing the risk of air locks. With a sealing flange outside diameter of 2.2 inches and a height of 2.42 inches, this thermostat fits securely within the cooling system housing.

About the Gates Premium Thermostat Product Line

The Premium Thermostat line by Gates focuses on delivering reliable temperature control components designed for precise fit and function. This product line emphasizes quality materials and engineering to meet or exceed OEM specifications, making it suitable for a wide range of vehicles including Toyota Highlander, Lexus RX350, and Mitsubishi Outlander. The 33868S model exemplifies this approach with its robust design and compatibility across multiple vehicle makes and models.

Common Applications and Problem Solving

• Prevents engine overheating by regulating coolant flow
• Reduces engine warm-up time for improved fuel efficiency
• Eliminates coolant bypass issues that cause inconsistent engine temperatures
• Helps avoid coolant leaks due to durable sealing flange design
• Minimizes air pockets in the cooling system with jiggle pin weep hole

Installation Notes and Tips

The Gates 33868S thermostat does not include an installation tool, so ensure you have the appropriate tools for removal and installation. Verify the orientation of the bottom by-pass design during installation to maintain proper coolant flow. It is recommended to inspect the thermostat housing and replace any worn gaskets or seals, although this thermostat does not include gaskets. Always follow vehicle-specific service manual instructions for torque specifications and installation procedures.

Quality Assurance and Warranty

Gates Premium Thermostats are manufactured to meet stringent quality standards, ensuring reliable operation under demanding conditions. While specific warranty details for part number 33868S should be confirmed with the supplier or manufacturer, Gates typically offers limited warranties covering defects in material and workmanship. This thermostat is designed to provide consistent performance for compatible Chevrolet, Dodge, Ford, Lexus, Mitsubishi, Pontiac, Scion, and Toyota models.