BMW E60 E87 LCI E90 Oil Filter Housing Oil Cooling Device Diesel N47 7807799

BMW E60 E87 LCI E90 Oil Filter Housing Oil Cooling Device Diesel N47 is an original lubrication system component designed for BMW diesel engines, ensuring stable mounting of the filter cartridge and proper oil flow. Thanks to its OEM factory design, the housing maintains the correct geometry of oil channels, which promotes safe operation of the power unit and reduces the risk of leaks. This used component allows for an economical and, at the same time, technically correct replacement of a worn housing in your BMW.

Specifications and technical data

• SKU: 7807799-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7807799
• Substitutable numbers: 11427807799, 7807799, 11427797392, 7797392
• Fuel type: Diesel
• Category: Oil Filters

Purpose and function in the lubrication system

The oil filter housing in a BMW diesel engine is responsible for precisely guiding oil through the filter cartridge and maintaining the tightness of the entire module. A properly selected component:

• ensures stable seating of the oil filter cartridge,
• maintains appropriate pressure in the lubrication system,
• minimizes the risk of leaks at the interface with the engine block,
• supports even lubrication of the moving parts of the power unit.

For BMW diesel engines, a properly functioning oil filter housing is crucial for the durability of the turbocharger, bearings, and timing system, as it is the oil that carries loads and dissipates heat from the most heavily loaded components.

Compatibility with BMW diesel engines

The presented housing has been designed to work with diesel units in BMW 1 Series E87 LCI and 3 Series E90 models. This means maintaining factory mounting points, compatibility with original oil lines, and correct fitment to the engine block. As a result, installation is predictable, without the need for modifications or the use of non-factory solutions.

Choosing a housing that complies with the manufacturer's documentation reduces the risk of oil pressure problems, diagnostic errors, and accelerated wear of cooperating components. This is particularly important in modern diesel engines, where the lubrication system operates under high thermal and mechanical loads.

Characteristics of the used OEM component

The oil filter housing comes from dismantling and is an original BMW part, which translates into material and dimensional compliance with factory specifications. The used component is a good solution when you want to maintain OEM quality while reducing repair costs. In practice, this means:

• factory fitment to mounting points in the engine,
• preservation of the original oil channel geometry,
• the ability to use standard gaskets and oil filter cartridges.

Before installation, it is recommended to thoroughly clean the contact surfaces and use new seals to fully utilize the potential of the housing and maintain stable lubrication system tightness.

Significance for diesel engine durability

In BMW diesel engines, oil operates under demanding conditions – with high boost pressure, high thermal loads, and long intervals between changes. A functional oil filter housing helps maintain:

• proper filtration of metallic contaminants and soot,
• stable oil pressure throughout the entire RPM range,
• adequate cooling of critical engine components.

Regular inspection of the lubrication system and the proper selection of components, such as the oil filter housing, is a simple way to extend the service life of the power unit and reduce the risk of costly failures.

To better understand how the lubrication and cooling system affects engine condition, it is worth checking out the guide on our blog: Engine cooling system – overheating, repair, and used radiators. You will find practical tips there on protecting the power unit from overheating and excessive thermal load.

Expanding BMW lubrication system service

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as oil filter cartridges, housing gaskets, or additional mounting elements, check the available parts in the BMW Oil Filters category.