Motorad 699-180 Engine Coolant Thermostat

Engine Cooling Thermostat for Chrysler and Dodge

The Motorad Standard 699-180 engine coolant thermostat is built for precise temperature control in demanding cooling systems. It opens at 180°F and includes an O-ring seal for a direct replacement on select Chrysler and Dodge applications.

Compatible With 2007-2010 Chrysler 300, 2009-2010 Dodge Challenger, 2007-2010 Dodge Charger, and 2007-2008 Dodge Magnum, this thermostat supports stable coolant flow and consistent operating temperature. The Motorad 699-180 is a practical OE-style service part for vehicles that need a 180F thermostat with seal.

Key Features

• Standard engine coolant thermostat with 180°F start-to-open temperature
• OEM-specification manufacturing process and materials
• Copper case and wax compound for quick response to coolant temperature changes
• Offset design with air relief valve where applicable
• Rubber O-ring seal included
• Sealing flange outside diameter: 1.62 in
• Height between flanges: 1.05 in
• Overall height: 1.5 in
• Flange thickness: 0.05 in

Product Details

Motorad Standard focuses on OE-style cooling system service parts made to meet OEM quality materials and safety standards. Part number 699-180 is engineered as a direct-fit engine coolant thermostat for select Chrysler 300, Dodge Challenger, Dodge Charger, and Dodge Magnum models. Its copper case and wax compound help the thermostat react quickly as coolant temperature changes, while the included rubber seal supports proper sealing at the housing interface.

This part cross-references Continental 49108 and Dorman - HELP 56998 for the same application. The Motorad 699-180 is also referenced by part numbers 455-778, 1601-479128, 69980, 9699180, P69980, and QRT12.

Common Cooling System Issues It May Address

• Engine running cooler or hotter than the intended 180°F operating range
• Delayed coolant circulation after cold start
• Temperature fluctuation caused by a worn thermostat
• Coolant seepage at the thermostat seal surface
• Inconsistent heater performance tied to unstable coolant temperature

Installation Notes

Verify the housing style and engine application before installation. Replace the thermostat with the sealing surface clean and free of old gasket material, and confirm the O-ring seats evenly in the housing. Follow the vehicle service procedure for coolant refill and air bleeding to help prevent trapped air in the system.

Quality Assurance

Manufactured by an OE supplier using OEM-quality materials and processes, this thermostat is built to meet standard cooling system service requirements. The design includes OEM-style sealing features where applicable and is intended for dependable temperature regulation in the listed applications.