Motorad 419-180 Engine Coolant Thermostat

Motorad 419-180 Engine Coolant Thermostat

The Motorad 419-180 is a standard engine coolant thermostat built to OE specifications for Chrysler, Dodge, and Plymouth applications that call for a 180°F opening temperature. It uses OEM-quality materials and a copper case with wax compound for quick reaction to coolant temperature changes.

Compatible With 2005-2006 Chrysler 300, 2006 Dodge Charger, and 2005-2006 Dodge Magnum applications that require a 180F OEM engine coolant thermostat. It also serves select Chrysler 300M, Concorde, Intrepid, LHS, and Prowler fitments.

Key Features

• Standard thermostat design for OE-style cooling system service
• Starts to open at 180°F for controlled coolant flow
• Copper case and wax compound for responsive temperature regulation
• Offset design with air relief valve where applicable
• Jiggle pin weep hole included for air bleeding
• OEM specifications and manufacturing processes
• Motorad 419-180 part number for direct reference

Detailed Product Overview

The Motorad Standard line focuses on direct-fit cooling system service parts built to match original equipment dimensions and operating characteristics. The 419-180 thermostat is engineered for vehicles that use a 180-degree thermostat, helping the engine reach and maintain its intended operating temperature under normal driving conditions. Its sealing flange dimensions, flange thickness, and overall height are set for OE-style installation where this application calls for a standard thermostat.

This part cross-references Mopar 68027789AA for the same application. The Motorad 419-180 is also referenced by other aftermarket numbers used in the same cooling system service category. For Chrysler 300, Dodge Charger, and Dodge Magnum owners, this thermostat provides a direct replacement option for 180F OEM engine coolant thermostat service.

Common Cooling System Issues It Can Address

• Engine running cooler or warmer than the specified thermostat range
• Delayed coolant circulation after cold start
• Temperature fluctuation caused by a worn thermostat element
• Cooling system service on OE 180°F thermostat applications
• Replacement of a thermostat with poor sealing or inconsistent opening behavior

Installation Notes and Tips

Install the thermostat with the correct orientation for the housing and coolant flow path. Inspect the thermostat housing, sealing surfaces, and coolant condition before installation, and replace any damaged gasket or seal required by the application since a gasket or seal is not included with this part. Bleed trapped air from the cooling system during refill, using the jiggle pin weep hole and any OEM bleed procedure specified for the vehicle.

Verify the vehicle’s original thermostat temperature rating before installation. This part is listed for select 1998-2006 Chrysler, Dodge, and Plymouth models, including 2005-2006 Chrysler 300, 2006 Dodge Charger, and 2005-2006 Dodge Magnum.

Quality Assurance

Motorad manufactures this thermostat as an OE-supplier product using OEM-quality materials and safety standards. The copper case and wax compound are selected to provide fast response to coolant temperature changes, and the part is produced to OEM specifications for consistent fit and function in demanding automotive cooling systems.