Motorad 202-198 Engine Coolant Thermostat

Engine Coolant Thermostat Overview

Motorad 202-198 is a standard engine coolant thermostat built to OE specifications for a wide range of older domestic and import applications. It uses OEM-quality materials and a copper case with wax compound for quick response to coolant temperature changes.

Compatible with Chevrolet Chevy, Ford Mustang II, and Saab 96 applications, this thermostat is specified at 198 degrees F and is intended for systems that require a standard-temperature replacement. Motorad 202-198 also reflects OE supplier manufacturing practices for consistent cooling-system control.

Key Features

• 198 degrees F opening temperature for standard cooling-system operation
• Copper case and wax compound for responsive temperature control
• Manufactured to OEM specifications and processes
• Offset design with air relief valve
• OEM-style seals included where applicable

Detailed Description

The Motorad 202-198 engine coolant thermostat is a standard replacement part for applications that call for a 198 degree F thermostat. Its copper case and wax compound are used to react quickly to coolant temperature changes, helping the cooling system regulate engine temperature with OE-style consistency. The offset design and air relief valve support proper coolant flow and system bleeding where applicable. This part number, 202-198, is listed across a broad fitment range that includes Chevrolet Chevy, Ford Mustang II, and Saab 95 applications.

This part cross-references Four Seasons 20298 for the same application.

What It Is Used For

• Correcting slow warm-up caused by a thermostat that opens too early
• Addressing overheating from a thermostat that sticks closed or responds slowly
• Restoring stable coolant temperature control in standard-temperature systems
• Replacing a worn thermostat in OE-specified cooling applications

Installation Notes and Tips

Verify the required opening temperature before installation. Confirm housing and seal dimensions against the original part, including the sealing flange outside diameter and flange height. This thermostat does not include a gasket or seal, and no installation tool is included. Follow the vehicle service procedure for coolant draining, housing cleaning, and refill/bleed steps.

Quality Assurance

Motorad manufactures this thermostat with OEM-quality materials and safety standards as an OE supplier, using OEM specifications and processes for consistent cooling-system performance.