BMW F20 F30 LCI B47 Engine Cooling Pump Thermostat Housing 8577895

BMW F20 F30 LCI B47 Thermostat Housing is an original cooling system component designed for post-facelift F20/F30 BMW models with the B47 engine. This used, factory thermostat housing ensures proper coolant circulation and stable engine operating temperature. It's the solution for those seeking a proven OEM component over replacements with uncertain specifications.

Specifications and technical data

• SKU: 8577895
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8577895
• Substitutable numbers: 11518577895, 8577895, EM, 11667619470, 7619470, 11667602873, 7602873, 34332753127, 2753127
• Category: Other Engine Parts

Purpose and Function in the Cooling System

The thermostat housing in the B47 engine is responsible for precisely directing coolant between the engine block and the radiator, and for working in conjunction with the thermostat itself. A correctly chosen part helps maintain stable operating temperature, which impacts engine smoothness, fuel consumption, and component durability.

For BMW B47 units, using the correct housing is crucial due to the specific design of the cooling system in the post-facelift F20/F30 versions. Incorrect selection can lead to leaks, ECU errors, or uneven operating temperatures.

Application in BMW F20 / F30 LCI B47

The presented thermostat housing is designed for post-facelift (LCI) F20 1 Series and F30 3 Series models with the B47 diesel engine. This ensures that the user is confident that the connector geometry, mounting points, and installation method are consistent with factory BMW solutions.

The component comes from the Other Parts category, meaning it is a specialized part, strictly related to a specific engine and body configuration. In practice, this translates to easier installation and reduced risk of fitment issues.

Benefits of Choosing an Original Thermostat Housing

Choosing an original thermostat housing for the BMW B47 offers a number of practical advantages:

• factory fit for the cooling system in BMW F20/F30 LCI with B47 engine,
• maintaining the engine heating and cooling characteristics designed by the manufacturer,
• reduced risk of leaks compared to random aftermarket replacements,
• easier diagnostics and service due to compliance with BMW documentation.

For the user, this means more predictable engine operation and a lower risk of engine overheating or underheating, which is particularly important in modern diesels.

Component Condition and Installation Aspects

The thermostat housing is in used condition, allowing for a reasonable purchase cost while maintaining original manufacturing quality. Before installation, a standard inspection of the seal seats, connectors, and contact surfaces with the engine block and hoses is recommended, along with the use of new seals in accordance with manufacturer recommendations.

Due to its OEM construction, installation in most cases is plug-and-play – provided BMW service procedures are followed and the cooling system is properly bled.

Part Selection by Numbers and Compatibility

The thermostat housing has an OEM part number and associated interchangeable numbers, which facilitates compatibility verification with a specific vehicle. Before purchasing, it is advisable to compare the markings with the service documentation or the number of the removed part to ensure the component is suitable for the given B47 engine variant.

This approach minimizes the risk of returns and speeds up the repair process, especially for vehicles used intensively where a quick return to full operational status is crucial.

Other BMW Parts – System Expansion and Service

If you are looking for other parts from the Other BMW Parts category for your car, check out our offer for other parts and accessories in the Other BMW Parts category, where you will find a wide selection of components for various models of this brand.

Technical Knowledge and Project Development

When modernizing or servicing premium cars, it is worth expanding knowledge about the construction of sporty versions and their components. For a comparison of technical solutions in powerful model versions, we encourage you to read the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis?, which shows how manufacturers differentiate powertrains, braking, and suspension systems in their top-tier versions.