Thermostat Water Pump BMW F20 F21 F30 F31 LCI B38 B48 Petrol Engine 7644811

BMW F20 F21 F30 F31 LCI B38 B48 Sensor Thermostat Housing 7644811 is an original cooling system component from the Water Pumps group, designed for modern BMW gasoline engines. The precisely selected housing with a sensor supports stable thermostat operation, ensuring proper temperature conditions for B38 and B48 power units. This is a practical solution for users who expect a proven OEM part tailored to the specifics of F-series models.

Specifications and technical data

• SKU: 7644811-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7644811
• Substitutable numbers: 11537644811, 7644811, 51137255485, 7255485
• Fuel type: Petrol
• Category: Water Pumps

Purpose and Function in the Cooling System

The described thermostat housing with sensor works with the cooling system in F-series BMW vehicles with gasoline engines. Its task is to maintain proper coolant circulation in conjunction with elements from the Water Pumps category, so that the engine reaches its operating temperature faster and maintains it within a safe range. The integrated sensor transmits information to the control unit, allowing for precise control of the thermostat's operation and optimization of the power unit's operating parameters.

Compatibility with BMW F-Series Models

BMW F20 F21 F30 F31 LCI B38 B48 Sensor Thermostat Housing 7644811 is designed for selected versions of the F-series BMW 1 and 3 Series after facelift (LCI) with gasoline engines. The design has been developed for the specific requirements of the B38 and B48 units, which translates into proper geometric fit and correct cooperation with the factory equipment. This allows the part to be used as a replacement for the factory-installed component, without the need for cooling system modifications.

Benefits of Using an Original Thermostat Housing

Using an original thermostat housing with a sensor in a BMW gasoline engine offers a number of practical benefits:

• maintaining factory cooling system operating parameters,
• proper cooperation with engine control electronics,
• consistency with the design of the water pump and other system components,
• reducing the risk of leaks and temperature reading errors.

This provides the driver with stable power unit operation, and the service center with the assurance that the installed part meets the manufacturer's specifications.

Characteristics of a Used Part

The presented thermostat housing with sensor is a used part, sourced from dismantled BMW vehicles. Such components are often chosen by discerning users looking for a reasonable compromise between repair cost and maintaining original quality. For cooling system components, it is important that the design is consistent with the factory design – a used OEM part fulfills this requirement, ensuring proper fit and compatibility with other components.

Part Selection by Numbers and Technical Support

When selecting the correct thermostat housing with sensor for a specific BMW model, it is advisable to base your choice on the OEM part number and interchangeable numbers, as well as vehicle data (model, year of manufacture, engine type). This approach minimizes the risk of ordering errors and speeds up the installation process. If in doubt, it is also helpful to compare the shape and arrangement of the connectors with the currently installed part in the car.

If you are looking for other cooling system components related to fluid circulation and cooperating with the thermostat in cars of this brand, check the available parts in the BMW Water Pumps category.

Gasoline Engine Operation and Related Systems

In gasoline engines, proper cooperation between the cooling system, fuel system, and engine control is particularly important. Stable operating temperature affects fuel delivery, exhaust emissions, and the overall smoothness of the unit's operation. To better understand the relationships between these systems and the importance of correct part selection by OEM numbers, it is worth consulting the guide Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which discusses practical aspects of diagnostics and operation.

For users interested in making informed choices about used parts from dismantling and optimizing service costs while maintaining original quality, the article Circular Economy in Your Garage – How Choosing Used Parts from Dismantling Truly Supports Environmental Protection and Your Wallet? may also be helpful, showing the advantages of using used components in modern cars.