Motorad 211-180 Engine Coolant Thermostat

Engine Coolant Thermostat for OE-Style Cooling Control

Motorad Standard 211-180 is an engine coolant thermostat built for vehicles that need precise temperature regulation and dependable coolant flow control. This 180 degree thermostat is a direct-fit style replacement for a wide range of Pontiac, Buick, Oldsmobile, and Chevrolet applications, including Pontiac Fiero, Pontiac Grand Am, and Chevrolet Lumina models.

Manufactured with OEM-quality materials and OE-supplier processes, Motorad 211-180 uses a copper case and wax compound for quick reaction to coolant temperature changes. The included rubber seal helps support a proper seal at installation, while the offset design and air relief valve are used where applicable to support stable cooling-system operation.

Key Features

• 180 degree Fahrenheit thermostat for standard engine temperature control
• OE-style construction with OEM specifications and processes
• Copper case and wax compound for responsive temperature changes
• Rubber gasket/seal included
• Offset design and air relief valve included where applicable
• Sealing flange outside diameter: 1.72 in.
• Flange thickness: 0.188 in.
• No jiggle pin weep hole

Detailed Description

Motorad Standard 211-180 is an engine coolant thermostat engineered for consistent opening and closing behavior in demanding automotive cooling systems. The 180F calibration supports normal operating temperature control, helping the engine reach and maintain the intended coolant range. This part cross-references Gates 21180 for the same application.

Compatible With 1982-1994 Pontiac Sunbird, Pontiac Grand Am, Pontiac Fiero, Pontiac J2000, Pontiac J2000 Sunbird, Pontiac Phoenix, Pontiac LeMans, Pontiac Optima, Buick Skyhawk, Buick Skylark, Oldsmobile Firenza, Oldsmobile Omega, Oldsmobile Calais, Oldsmobile Cutlass Calais, Chevrolet Citation, Chevrolet Citation II, and Chevrolet Lumina applications listed in the fitment data. Motorad 211-180 is also a direct replacement choice for drivers servicing older GM cooling systems that require a 180 degree thermostat with seal included.

What This Thermostat Helps Address

• Engine running too cool or taking too long to reach operating temperature
• Temperature swings caused by a worn thermostat
• Coolant flow control issues in aging cooling systems
• Seal leakage at the thermostat housing interface
• Replacement needs during cooling-system service on GM compact and midsize vehicles

Installation Notes and Tips

Verify the thermostat temperature rating and housing style before installation. Clean the sealing surface thoroughly, inspect the housing for corrosion or warping, and replace coolant as needed during service. The included rubber seal should be seated evenly to support a proper fit. Confirm the offset design and flange dimensions match the original part before assembly.

Quality Assurance

Motorad Standard thermostats are manufactured to OEM-quality material and safety standards by an OE supplier. The 211-180 is built to OEM specifications and processes for dependable service in automotive cooling applications.