Motorad 967-198 Engine Coolant Thermostat Housing Assembly

Overview of Motorad Integrated Housing Thermostat 967-198

The Motorad Integrated Housing Thermostat 967-198 is designed for reliable engine temperature regulation in select Mercedes-Benz models. This engine coolant thermostat housing assembly ensures proper coolant flow and temperature control, helping maintain optimal engine performance.

• Constructed from durable aluminum, steel, and copper materials
• Silver finish for corrosion resistance and longevity
• Includes a rubber O-ring gasket with bleeder hole for secure sealing
• Bypass diameter of 1.39 inches and length of 1.86 inches for precise coolant flow
• Single outlet port with a diameter of 1.90 inches
• Operates at a temperature rating of 198°F
• Designed with three bolt holes for secure mounting

Detailed Product Description

This Motorad Integrated Housing Thermostat 967-198 is engineered to meet the cooling system requirements of Mercedes-Benz GL320, GL350, ML320, and ML350 models. The assembly combines aluminum, steel, and copper components to provide strength and heat resistance. Its silver color finish offers additional protection against corrosion. The included rubber O-ring gasket ensures a tight seal, preventing coolant leaks, while the bleeder hole facilitates air removal from the cooling system.

The thermostat housing features a bypass diameter of 1.39 inches and a bypass length of 1.86 inches, allowing for controlled coolant circulation. The single outlet port measures 1.90 inches in diameter, matching OEM specifications. With a temperature rating of 198 degrees Fahrenheit, this thermostat housing assembly helps maintain the engine within the optimal operating temperature range.

About the Integrated Housing Thermostat Product Line

The Motorad Integrated Housing Thermostat line focuses on combining the thermostat and housing into a single assembly for streamlined installation and improved reliability. This design reduces potential leak points and simplifies maintenance for Mercedes-Benz vehicles. The 967-198 part number represents a regular grade type within this product line, suitable for standard engine cooling system requirements.

Common Applications and Issues Addressed

• Replacement for faulty or leaking thermostat housing assemblies in Mercedes-Benz GL320, GL350, ML320, and ML350
• Resolves engine overheating caused by thermostat failure
• Prevents coolant leaks due to worn or damaged gaskets
• Addresses improper coolant flow affecting engine temperature regulation
• Helps maintain consistent engine operating temperature for improved performance

Installation Notes and Tips

Ensure the engine is cool before beginning installation to avoid injury. The Motorad 967-198 thermostat housing assembly does not include mounting hardware, so retain original bolts or acquire appropriate replacements. Verify the rubber O-ring gasket is properly seated to prevent leaks. Bleed the cooling system after installation to remove trapped air through the bleeder hole. Follow vehicle manufacturer torque specifications for the three bolt holes to secure the assembly.

Quality Assurance and Warranty

Motorad manufactures the Integrated Housing Thermostat 967-198 to meet OEM standards for fit and function on compatible Mercedes-Benz models. The use of aluminum, steel, and copper materials ensures durability under typical operating conditions. This part includes a rubber O-ring gasket designed for reliable sealing. Warranty information should be confirmed with the distributor or manufacturer, as it may vary.