Motorad 821-190 Engine Coolant Thermostat

Reliable Engine Coolant Thermostat for Jaguar and Land Rover

The Motorad Standard 821-190 engine coolant thermostat is designed to maintain optimal engine temperature for select Jaguar and Land Rover models. Engineered with a 190°F start-to-open temperature, this thermostat ensures efficient cooling system performance and helps prevent overheating.

• Sealing flange outside diameter: 1.59 inches
• Standard type thermostat with O-ring seal
• Includes one rubber gasket for secure sealing
• Start to open temperature set at 190°F
• Compatible with Jaguar and Land Rover models including LR3, Range Rover, Range Rover Sport, S-Type, Super V8, Vanden Plas, XF, XJ8, XJR, XK, and XKR

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 providing quality replacement parts that maintain proper engine temperature control. The 821-190 thermostat from the Standard line is built to deliver consistent performance and reliable sealing with its included rubber gasket and O-ring seal type.

Product Details and Specifications

This engine coolant thermostat features a 1.59-inch sealing flange outside diameter and a start-to-open temperature of 190 degrees Fahrenheit, which is critical for maintaining the correct engine operating temperature. The thermostat includes one rubber gasket to ensure a tight seal and prevent coolant leaks. It does not include a jiggle pin weep hole and does not come with an installation tool. The O-ring seal type provides a durable and effective seal within the cooling system.

Compatible Vehicles and Applications

• Jaguar S-Type, Super V8, Vanden Plas, XF, XJ8, XJR, XK, XKR
• Land Rover LR3, Range Rover, Range Rover Sport
• Engine coolant temperature regulation and prevention of overheating
• Replacement for worn or faulty thermostats causing engine temperature fluctuations
• Helps maintain efficient engine warm-up and cooling system operation

Installation Notes and Tips

Before installation, ensure the engine is cool to avoid injury. Remove the old thermostat and clean the housing surface thoroughly to prevent leaks. The Motorad 821-190 thermostat includes a rubber gasket; verify the gasket is properly seated during installation. No special installation tool is included, so use appropriate hand tools and follow vehicle-specific service manual instructions for torque specifications and procedures.

Quality Assurance and Warranty

Motorad Standard thermostats are manufactured to meet industry standards for durability and performance. The 821-190 thermostat is designed to provide reliable temperature control for Jaguar and Land Rover vehicles. While specific warranty details are not provided, Motorad products typically adhere to quality assurance protocols to ensure consistent operation within OEM tolerances.