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Four Seasons 86270 Engine Coolant Thermostat Housing
| Brand | Four Seasons 86270 |
|---|---|
| Bolt Hole Center To Bolt Hole Center | 2.02 |
| Description | Engine Coolant Components |
| Flange Thickness | 0.68 |
| Gasket Or Seal Included | Not Included |
| Inlet Port Diameter | 1.84 |
| Material | Plastic |
| Meets / Exceeds OEM? | Yes |
| Overall Height IN | 6.94 |
| Style | w/ Thermostat |
| Thermostat Included? | Included |
| Type | Integrated Thermostat Housing |
| Product line | Thermostat Housing |
| Fits | Mercedes-Benz · 27 vehicles |
OE direct replacement. Meets OEM standards for dependable cooling-system service.
Integrated thermostat housing. Combines housing and thermostat in one unit for simpler service.
Plastic construction. Lightweight design for engine coolant components.
Cross-references Focus Auto Parts 86270, Pioneer Automotive Industries 817100 and URO 2762000515 for the same application. See all 6.
Thermostat Housing for Mercedes-Benz Cooling Systems
Four Seasons Thermostat Housing 86270 is an integrated engine coolant thermostat housing built from plastic and supplied with the thermostat already included. It meets or exceeds OEM requirements and is made for direct replacement in select Mercedes-Benz cooling system applications, including Mercedes-Benz E350, GLE350, and SLK350 models.
Key Features
- Integrated thermostat housing design for engine coolant service
- Plastic construction for OE-style fit and function
- Thermostat included
- Meets or exceeds OEM specifications
- Inlet port diameter: 1.84 in.
- Bolt hole center to bolt hole center: 2.02 in.
- Flange thickness: 0.68 in.
- Overall height: 6.94 in.
Product Details
Four Seasons 86270 is part of the Thermostat Housing product line and is built as an integrated thermostat housing assembly for engine coolant control. This style combines the housing and thermostat in one service part, which is commonly used when replacing worn or leaking coolant outlet components on Mercedes-Benz cooling systems. This part cross-references URO 2762000515 for the same application. The Four Seasons 86270 part number is also referenced in aftermarket catalogs for related Mercedes-Benz cooling repairs.
Vehicle Fitment
- Fits 2018 Mercedes-Benz GLE350, N/A
- Fits 2017 Mercedes-Benz GLE350, N/A
- Fits 2013-2016 Mercedes-Benz E300, N/A
- Fits 2013-2016 Mercedes-Benz E350, N/A
- Fits 2016 Mercedes-Benz GLE350, N/A
- Fits 2016 Mercedes-Benz SLK350, N/A
- Fits 2015 Mercedes-Benz C350, N/A
- Fits 2013-2015 Mercedes-Benz E400, N/A
- Fits 2014-2015 Mercedes-Benz GLK300, N/A
- Fits 2014-2015 Mercedes-Benz GLK350, N/A
- Fits 2013-2015 Mercedes-Benz ML350, N/A
- Fits 2014-2015 Mercedes-Benz SLK350, N/A
- Fits 2014 Mercedes-Benz C300, N/A
- Fits 2014 Mercedes-Benz C350, N/A
Common Replacement Reasons
- Coolant leakage at the thermostat housing
- Sticking or failed thermostat causing temperature control issues
- Cracked or heat-aged plastic housing
- Overheating related to restricted coolant flow
- Cooling system service on Mercedes-Benz E350, GLE350, or SLK350 applications
Installation Notes and Tips
Confirm the inlet port diameter, bolt spacing, and flange dimensions before installation. The gasket or seal is not included, so reuse is not assumed and the sealing surface should be inspected carefully. Drain coolant as needed, clean the mating surfaces, and verify proper coolant fill and bleed procedure after installation. Match the vehicle application exactly, especially on Mercedes-Benz E300, E350, and ML350 cooling system variants.
Quality Assurance
Four Seasons 86270 meets or exceeds OEM specifications for the listed applications and is built for direct-fit cooling system replacement.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2018 | Mercedes-Benz | GLE350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2017 | Mercedes-Benz | GLE350 | — | — | N/A | w/ Housing and Thermostat; Thermostat Housing |
| 2016 | Mercedes-Benz | E300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | E350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | GLE350 | — | — | N/A | Engine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing |
| 2016 | Mercedes-Benz | SLK350 | — | — | N/A | Engine Coolant Thermostat Housing includes thermostat and housing.; Thermostat Housing |
| 2015 | Mercedes-Benz | C350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | E300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | E350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | E400 | 3.5L | V6 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | GLK300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | GLK350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | ML350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | SLK350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | C300 | — | — | N/A | w/ Thermostat; Thermostat Housing |
| 2014 | Mercedes-Benz | C350 | — | — | N/A | w/ Thermostat; Thermostat Housing |
| 2014 | Mercedes-Benz | E300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | E350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | E400 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | GLK300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | GLK350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | ML350 | 3.5L | V6 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | SLK350 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2013 | Mercedes-Benz | E300 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2013 | Mercedes-Benz | E350 | 3.5L | V6 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2013 | Mercedes-Benz | E400 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2013 | Mercedes-Benz | ML350 | 3.5L | V6 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
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