Motorad 5203-195 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Select GM and More Vehicles

The Motorad UltraStat 5203-195 engine coolant thermostat is designed to maintain optimal engine temperature for a range of vehicles including Buick, Chevrolet, GMC, and more. With a precise 195°F temperature rating, this thermostat helps regulate coolant flow to ensure efficient engine performance.

• Temperature rating: 195 degrees Fahrenheit for accurate engine temperature control
• Sealing flange outside diameter: 1.73 inches for proper fitment
• Flange thickness: 0.04 inches ensuring secure installation
• Compatible with multiple makes and models including Chevrolet Blazer, Pontiac Grand Am, and Isuzu Trooper
• Part number 5203-195 for easy identification and replacement

About the Motorad UltraStat Product Line

The UltraStat line by Motorad focuses on delivering reliable engine cooling components engineered to meet OEM specifications. This product line emphasizes precise temperature control and durability, making it suitable for a variety of applications across GM, Isuzu, Suzuki, and other vehicle brands. The 5203-195 thermostat is part of this line, offering consistent performance without included gaskets or installation tools, designed for professional installation.

Product Details and Specifications

This engine coolant thermostat features a 195°F temperature rating, which is critical for maintaining the correct operating temperature in engines such as the Chevrolet Camaro, Buick Century, and GMC Sierra models. The sealing flange outside diameter measures 1.73 inches, and the flange thickness is 0.04 inches, ensuring a proper seal and fit within the cooling system. Note that this thermostat does not include a gasket or seal, nor does it come with an installation tool, so these should be sourced separately if needed.

Common Applications and Issues Addressed

• Helps prevent engine overheating by regulating coolant flow
• Restores proper engine temperature control in vehicles like the Pontiac Firebird and Oldsmobile Cutlass
• Replaces faulty or stuck thermostats causing poor heater performance
• Addresses coolant circulation problems in Chevrolet S10 and GMC Jimmy models
• Supports engine efficiency and emission control by maintaining stable operating temperatures

Installation Notes and Tips

Installation of the Motorad UltraStat 5203-195 thermostat requires removal of the old thermostat and careful placement of the new unit to ensure a proper seal. Since this part does not include a gasket or installation tool, it is recommended to use a compatible gasket and appropriate tools for your specific vehicle model. Verify the thermostat orientation and torque specifications according to the vehicle manufacturer’s guidelines to avoid leaks or improper function.

Quality Assurance and Warranty

Motorad manufactures the UltraStat 5203-195 thermostat to meet industry standards for durability and performance. While no specific warranty information is provided, Motorad products typically undergo quality control testing to ensure reliable operation in compatible vehicles such as the Chevrolet Blazer, Buick LeSabre, and Isuzu Rodeo.