Motorad 420-195 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Chrysler, Dodge, Jeep, and More

The Motorad Standard 420-195 engine coolant thermostat is designed to maintain optimal engine temperature for select Chrysler, Dodge, Jeep, Mitsubishi, and Ram vehicles. Engineered with precision, this thermostat ensures efficient coolant flow and temperature regulation at 195°F.

• Sealing flange outside diameter: 2.13 inches
• Height between flanges: 1.17 inches
• Overall height: 1.67 inches
• Standard type thermostat with jiggle pin weep hole
• Includes rubber O-ring gasket for secure sealing
• Flange thickness: 0.05 inches
• Start to open temperature: 195°F
• One seal included, made of durable rubber

Detailed Features of the Motorad Standard 420-195 Thermostat

This Motorad Standard engine coolant thermostat (part number 420-195) is built to precise specifications to regulate engine temperature effectively. The thermostat features a sealing flange with a 2.13-inch outside diameter and a flange thickness of 0.05 inches, ensuring a tight fit within the cooling system. Its height between flanges measures 1.17 inches, with an overall height of 1.67 inches, making it compatible with specific vehicle models. The included rubber O-ring gasket provides a reliable seal to prevent coolant leaks, while the jiggle pin weep hole allows trapped air to escape, promoting efficient coolant circulation. Designed to open at 195 degrees Fahrenheit, this thermostat helps maintain optimal engine operating temperature for improved performance and longevity.

About the Motorad Standard Product Line

The Motorad Standard line offers dependable replacement parts engineered to meet OEM specifications. This product line focuses on delivering consistent quality and fitment for a range of vehicles, including Chrysler, Dodge, Jeep, Mitsubishi, and Ram models. The Standard line balances performance and value, making it suitable for routine maintenance and repairs.

Compatible Vehicles and Common Applications

• Chrysler Aspen, 1500, 2500
• Dodge Dakota, Durango, Ram 1500, Ram 2500
• Jeep Commander, Grand Cherokee, Liberty, Nitro
• Mitsubishi Raider

This thermostat is commonly used to address issues such as:

• Engine overheating due to thermostat failure
• Erratic engine temperature fluctuations
• Coolant leaks around the thermostat housing
• Poor heater performance in cold weather
• Reduced fuel efficiency caused by improper engine temperature

Installation Notes and Tips

Installation of the Motorad Standard 420-195 thermostat requires removal of the old thermostat and housing. Ensure the engine is cool before beginning work. Clean the mating surfaces thoroughly to prevent leaks. The included rubber O-ring gasket should be properly seated to maintain a secure seal. Note that no installation tool is included with this part. Follow vehicle-specific service manual instructions for torque specifications and coolant system bleeding procedures.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet or exceed OEM standards for durability and performance. This part includes a rubber gasket and jiggle pin weep hole to enhance reliability. While specific warranty details are not provided, Motorad products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer.