Gates 33189 Engine Coolant Thermostat

Reliable Engine Cooling with Gates OE Type Thermostat 33189

The Gates OE Type Thermostat 33189 is engineered to maintain optimal engine temperature for a wide range of vehicles including Chevrolet, Ford, Jeep, and Nissan models. 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 for efficient coolant flow
• Start to open temperature at 195°F (91°C) for precise engine temperature control
• Sealing flange outside diameter ranges between 2.05 and 2.13 inches
• Height between flanges varies from 1.4 to 1.52 inches for proper fitment
• Flange thickness of 0.06 inches ensures secure sealing
• Compatible with multiple makes and models including Chevrolet Camaro, Ford Mustang, Jeep CJ7, and Nissan Pickup

About the Gates OE Type Thermostat Product Line

The OE Type Thermostat line by Gates is designed to meet original equipment specifications, providing reliable temperature regulation and engine protection. This product line focuses on precise fitment and consistent thermal response, making it suitable for various domestic and import vehicles. The 33189 thermostat exemplifies this with its bottom by-pass design and high-quality materials, ensuring compatibility and durability across multiple applications.

Product Details and Specifications

The Gates 33189 thermostat features a bottom by-pass design that allows coolant to circulate efficiently when the thermostat is closed, preventing localized overheating. Its stainless steel and copper construction offers corrosion resistance and thermal conductivity. The thermostat opens at 195°F (91°C), which is critical for maintaining engine temperature within optimal operating ranges. The sealing flange outside diameter measures between 2.05 and 2.13 inches, while the height between flanges ranges from 1.4 to 1.52 inches, ensuring a precise fit in the cooling system. The flange thickness is 0.06 inches, providing a secure seal without the need for additional gaskets or seals.

Compatible Vehicles and Applications

• Chevrolet Camaro, Astro, S10, and Firebird
• Ford Mustang, Crown Victoria, Ranger, and Thunderbird
• Jeep CJ5, CJ7, Scrambler, and Scrambler
• Nissan Pickup, Power Ram 50, and Mighty Max
• Other makes including Dodge, GMC, Isuzu, Jaguar, Lincoln, Mazda, Mercury, Mitsubishi, Oldsmobile, Pontiac, Saab, Volkswagen, and Volvo

Common Issues Addressed by This Thermostat

• Engine overheating due to thermostat failure
• Poor engine warm-up times affecting fuel efficiency
• Coolant flow restriction causing hot spots in the engine
• Inconsistent engine temperature leading to increased emissions
• Thermostat sticking in open or closed position

Installation Notes and Tips

This 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 between flanges to confirm compatibility with your vehicle’s cooling system. The thermostat is designed for direct replacement without additional gaskets or seals. Always drain coolant before removal and refill with the correct type after installation. Proper torque on housing bolts is essential to prevent leaks.

Quality Assurance and Warranty

Gates OE Type Thermostats are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. While specific warranty details for part number 33189 are not provided, Gates products typically come with a limited warranty against defects in materials and workmanship. For detailed warranty information, consult the product documentation or manufacturer.