Motorad 655-190 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Ford and Lincoln Vehicles

The Motorad Standard 655-190 engine coolant thermostat is designed to maintain optimal engine temperature for a range of Ford and Lincoln models. Engineered to open at 190°F, this thermostat ensures efficient coolant flow and engine performance.

• Sealing flange outside diameter: 2.39 inches
• Height between flanges: 1.65 inches
• Overall height: 2.36 inches
• Standard type thermostat with jiggle pin weep hole
• Bypass diameter: 1.38 inches and bypass length: 1.58 inches
• Flange thickness: 0.05 inches
• Start to open temperature: 190°F
• Gasket or seal not included
• No installation tool included

Detailed Description of Motorad Standard 655-190 Thermostat

This Motorad Standard engine coolant thermostat (part number 655-190) is designed to regulate coolant flow by opening at a precise temperature of 190 degrees Fahrenheit. The thermostat features a sealing flange with an outside diameter of 2.39 inches and a height between flanges of 1.65 inches, ensuring a proper fit within the cooling system. The jiggle pin weep hole allows trapped air to escape, preventing air pockets that can cause overheating. The bypass diameter of 1.38 inches and bypass length of 1.58 inches facilitate controlled coolant circulation when the thermostat is closed. This standard type thermostat does not include a gasket or seal and requires no special installation tools.

About the Motorad Standard Product Line

The Motorad Standard line offers dependable engine cooling components designed to meet OEM specifications. This product line focuses on delivering reliable performance and fitment for a variety of vehicle makes and models, including Ford and Lincoln. The Standard series balances quality and value, making it suitable for routine maintenance and replacement needs.

Compatible Vehicles and Common Applications

• Ford models: Aviator, Bronco, C-Max, Edge, Escape, Expedition, Explorer, F-150, F-350, Fusion, Mustang, Transit series (150, 250, 350, 350 HD)
• Lincoln models: Continental, Corsair, MKX, MKZ, Nautilus, Navigator, SSV Plug-In Hybrid
• Helps resolve engine overheating issues
• Prevents coolant flow interruptions
• Addresses inconsistent engine temperature regulation
• Reduces risk of engine damage due to improper thermostat function

Installation Notes and Tips

When installing the Motorad Standard 655-190 thermostat, ensure the sealing flange is properly seated to prevent leaks. Since no gasket or seal is included, use the existing or a compatible gasket to maintain a secure seal. The jiggle pin should be positioned at the highest point to allow air to escape during coolant system bleeding. No special installation tools are required, but follow manufacturer torque specifications for housing bolts.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Motorad products typically adhere to OEM quality requirements, ensuring reliable operation when installed correctly.