Motorad 211-160 Engine Coolant Thermostat

Motorad 211-160 Engine Coolant Thermostat

The Motorad Standard 211-160 engine coolant thermostat is a 160°F replacement thermostat built to OE specifications for steady coolant control. It uses a copper case and wax compound for quick reaction to temperature changes, with an offset design and air relief valve where applicable.

Compatible With Pontiac Sunbird, Chevrolet Lumina, Pontiac LeMans, Pontiac Optima, Pontiac Grand Am, Buick Skyhawk, Buick Skylark, Oldsmobile Cutlass Calais, Oldsmobile Firenza, Pontiac Fiero, Oldsmobile Calais, Chevrolet Citation II, Pontiac J2000 Sunbird, Oldsmobile Omega, Pontiac Phoenix, Chevrolet Citation, and Pontiac J2000 applications that call for a 160°F thermostat.

Key Features

• 160°F thermostat temperature rating for controlled engine warm-up and coolant regulation
• Manufactured to OEM specifications and processes
• Copper case and wax compound for fast response to coolant temperature changes
• Offset design with air relief valve where applicable
• Rubber seal included
• Sealing flange outside diameter: 1.72 in
• Flange thickness: 0.188 in
• Motorad Standard line replacement for everyday service applications

Detailed Description

Motorad 211-160 is an OE-style engine coolant thermostat for vehicles that require a 160°F opening temperature. The Standard line focuses on direct-fit cooling system service, and this thermostat is manufactured with OEM-quality materials and safety standards by an OE supplier. The copper case and wax element are used to help the thermostat react quickly as coolant temperature changes, supporting stable engine operating temperature in demanding cooling systems. This part cross-references Gates 21160 and Timken 3816 for the same application.

What It Helps Address

• Engine running too cool or taking too long to reach operating temperature
• Temperature fluctuation caused by a worn thermostat
• Cooling system service on Pontiac Sunbird and Chevrolet Lumina applications
• Replacement needs on Pontiac Fiero, Buick Skylark, and related GM compact platforms
• Coolant flow control issues tied to an aging thermostat seal

Installation Notes and Tips

Verify the 160°F temperature specification before installation. Confirm flange dimensions, seal style, and housing fitment against the original part. Clean the thermostat housing sealing surface thoroughly and inspect the coolant system for contamination, corrosion, or damaged seals before reassembly. Use the correct coolant mixture and bleed air from the system as required by the vehicle service procedure.

Quality Assurance

Motorad manufactures this thermostat to OEM-quality materials and safety standards as an OE supplier, with OEM specifications and processes used in production. The design includes a copper case, wax compound, and OEM-style sealing features where applicable to support consistent cooling system service.