Four Seasons 86270 Engine Coolant Thermostat Housing

Reliable Engine Coolant Thermostat Housing for Mercedes-Benz

The Four Seasons 86270 Engine Coolant Thermostat Housing is designed to maintain optimal engine temperature for select Mercedes-Benz models. This integrated thermostat housing ensures precise coolant flow and temperature regulation, helping to protect your engine from overheating or inefficient cooling.

• Material: Durable plastic construction
• Includes thermostat for integrated temperature control
• Bolt hole center-to-center distance: 2.02 inches
• Inlet port diameter: 1.84 inches
• Flange thickness: 0.68 inches
• Overall height: 6.94 inches
• Meets or exceeds OEM specifications
• Gasket or seal not included
• Style: Integrated thermostat housing

About the Four Seasons Thermostat Housing Product Line

The Four Seasons Thermostat Housing line focuses on engine coolant components engineered to meet or exceed original equipment manufacturer standards. This product line offers integrated thermostat housings that combine the thermostat and housing into a single unit, simplifying installation and improving reliability. The 86270 part number is part of this line, providing a direct replacement for compatible Mercedes-Benz vehicles.

Detailed Product Description

This engine coolant thermostat housing is constructed from high-quality plastic designed to withstand the thermal and mechanical stresses of engine operation. The integrated thermostat included with part number 86270 ensures accurate temperature regulation, which is critical for maintaining engine efficiency and preventing overheating. The precise bolt hole spacing of 2.02 inches and inlet port diameter of 1.84 inches allow for a secure fit on compatible Mercedes-Benz models such as the C300, C350, E300, E350, E400, GLE350, GLK300, GLK350, ML350, and SLK350. The flange thickness of 0.68 inches and overall height of 6.94 inches are engineered to match OEM specifications, ensuring proper sealing and fitment.

Common Applications and Issues Addressed

• Replacement for cracked or leaking thermostat housings
• Solves engine overheating due to thermostat failure
• Prevents coolant leaks that can cause engine damage
• Restores proper coolant flow and temperature regulation
• Addresses issues with inconsistent engine temperature readings

Installation Notes and Tips

When installing the Four Seasons 86270 thermostat housing, ensure the mating surfaces are clean and free of old gasket material, as this part does not include a gasket or seal. Use a compatible gasket or sealant recommended for your specific Mercedes-Benz model. Verify bolt hole alignment using the 2.02-inch center-to-center measurement before tightening bolts to the manufacturer’s torque specifications. Proper installation will help maintain a secure seal and prevent coolant leaks.

Quality Assurance and Warranty

The Four Seasons 86270 thermostat housing meets or exceeds OEM standards for fit, form, and function. Manufactured with quality materials and tested for durability, this part is designed to provide reliable service. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.