BMW E60 E61 E90 E91 Fuel Injector Clamp Flange Diesel M57N2 7792722

BMW E60 E61 E90 E91 M57N2 Diesel Injector Holder Mount Bracket is a precise fuel system component responsible for the stable and secure seating of the injector in the diesel engine cylinder head. Proper injector mounting is crucial for the sealing, smooth operation of the M57N2 unit, and the durability of the entire common rail system.

Specifications and technical data

• SKU: 7792722
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7792722
• Substitutable numbers: 7792722, 13537792722
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Function of the Injector Holder

The injector mounting bracket/foot in a diesel engine is responsible for pressing the injector into its seat in the cylinder head and maintaining a constant position during engine operation. For M57N2 units used in BMW E60, E61, E90, and E91 series, correct mounting is essential for:

• maintaining the stable position of the injector relative to the combustion chamber,
• ensuring a sealed connection between the injector and the cylinder head,
• reducing vibrations and micro-movements that can lead to seat wear,
• maintaining correct injection pressure and fuel delivery repeatability.

A worn or deformed bracket can result in exhaust gas blow-by around the injector, uneven engine operation, and accelerated wear of the injection system components.

Benefits of Using an Original BMW Holder

Choosing an original BMW injector holder primarily ensures a perfect fit for the specific M57N2 engine version and adherence to factory mounting parameters. This allows you to:

• maintain the mounting geometry in accordance with the manufacturer's design,
• minimize the risk of leaks around the injector seat,
• reduce the possibility of cylinder head damage caused by an improperly seated injector,
• maintain stable operation of the injection system across the entire load range.

This solution is particularly recommended when replacing injectors, regenerating the common rail system, or rectifying exhaust gas blow-by issues around the injector seats.

Application in M57N2 Diesel Engines

The presented component is designed for Diesel engines used in popular BMW 5 Series E60/E61 and 3 Series E90/E91 models with the M57N2 engine. In these designs, precise injector mounting is particularly important due to the high operating pressures and demanding characteristics of the common rail system.

Replacing the bracket is recommended, among other situations, when:

• exhaust gas blow-by has occurred around the injector,
• injectors have been removed after a long period of operation,
• signs of deformation or corrosion have been found on the mounting foot.

Component Condition and Installation Aspects

The offered bracket is a used genuine part, which allows for maintaining factory geometry and material characteristics at a more favorable cost compared to a new component. Before installation, it is recommended to thoroughly clean the injector seat, check the mating surfaces, and use new seals according to the BMW service procedure.

A correctly selected and installed bracket supports stable diesel engine operation, reduces the risk of exhaust and oil leaks, and facilitates subsequent diagnostics of potential injector issues.

BMW Injector Nozzles – Selection and Offer

If you also need other components from the BMW injector nozzles category for your car, check out our dedicated offer: BMW injector nozzles. You will find a wide selection of injection system components tailored to various models and generations.

Technical Support and Knowledge on Injector Faults

When experiencing problems with diesel engine operation, it is useful to know the typical symptoms of worn injection components. Detailed information on symptoms, consequences of neglect, and diagnostic methods can be found in the article: Diesel Injector Faults – How to Recognize Them and What Their Neglect Entails. This is a practical addition to your knowledge when planning repairs or upgrades to the fuel system.