Motorad 203-180 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select GM and More Vehicles

The Motorad Standard 203-180 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Buick, Chevrolet, GMC, and more. Engineered to open at 180°F, this thermostat helps regulate coolant flow efficiently to support engine performance and longevity.

• Standard type engine coolant thermostat with 180°F start to open temperature
• Sealing flange outside diameter: 1.73 inches for precise fitment
• Height between flanges: 1.04 inches ensuring proper installation depth
• Overall height: 1.48 inches with flange thickness of 0.04 inches
• Does not include gasket or seal, jiggle pin, or installation tool

About the Motorad Standard Product Line

The Motorad Standard line offers dependable replacement parts designed to meet original equipment specifications. The 203-180 thermostat is part of this line, providing consistent temperature control and compatibility with a broad range of vehicles. This ensures reliable operation without the need for additional components like gaskets or installation tools, simplifying maintenance for professional technicians and experienced DIYers alike.

Detailed Product Description

This engine coolant thermostat is engineered to open at 180 degrees Fahrenheit, allowing coolant to circulate through the engine once the optimal operating temperature is reached. The precise sealing flange diameter of 1.73 inches and flange thickness of 0.04 inches ensure a secure fit within the thermostat housing. With a height of 1.48 inches and a height between flanges of 1.04 inches, the 203-180 thermostat fits accurately in compatible vehicles without modification. Note that this thermostat does not include a gasket or jiggle pin weep hole, so ensure your vehicle’s cooling system is compatible with these specifications.

Compatible Vehicles and Applications

• Buick models including Century, LeSabre, and Park Avenue
• Chevrolet trucks and SUVs such as C1500, Blazer, and Silverado variants
• GMC pickups and SUVs including Jimmy, Sierra, and Suburban
• Other makes like Isuzu Trooper, Pontiac Grand Prix, Oldsmobile Cutlass, Geo Metro, and Suzuki Swift
• Ideal for maintaining proper engine temperature and preventing overheating or inefficient cooling

Installation Notes and Tips

• Verify compatibility with your vehicle’s make and model before installation
• Replace the thermostat gasket or seal separately, as it is not included
• Ensure the thermostat is installed with the jiggle pin (weep hole) orientation as required by your vehicle’s cooling system
• Check coolant levels and system pressure after installation to avoid leaks or overheating

Quality Assurance and Warranty

The Motorad Standard 203-180 thermostat is manufactured to meet industry standards for durability and performance. While no gasket or installation tool is included, the part is designed for straightforward replacement in compatible vehicles. Warranty coverage details should be confirmed with the parts distributor or manufacturer to ensure protection against defects.