Mercedes W177 W205 W213 Fuel Injector Bracket Clamp OM654 Set x4 A6540163400

Mercedes W177 W205 W213 Injector Holders OM654 Set X4 A6540163400 is a set of four holders designed for mounting injectors in OM654 diesel engines. The set provides a practical service solution for users of Mercedes A-Class, C-Class, and E-Class models, ensuring stable injector seating and proper operation of the Diesel fuel system. By using original components, you gain a secure fit for the engine unit and predictable performance of the parts.

Specifications and technical data

• SKU: A6540163400-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6540163400
• Substitutable numbers: A6540163400, A 654 016 34 00
• Fuel type: Diesel
• Category: Fuel Injectors

Application of the OM654 Injector Holder Set

The presented set of holders is intended for OM654 engines installed in Mercedes W177, W205, and W213 models with Diesel fuel systems. These elements are responsible for precisely pressing the injector into the cylinder head seat, which directly impacts combustion chamber sealing, fuel delivery stability, and engine operation smoothness. Replacing the holders is particularly recommended during injector servicing, regeneration, or cylinder head removal when the existing mounts show signs of mechanical wear.

Benefits of Using Genuine Mercedes Holders

The set of four holders allows for simultaneous servicing of all injectors in the OM654 engine, facilitating consistent mounting conditions across all cylinders. Using genuine Mercedes parts minimizes the risk of improper clamping, injector misalignment, or leaks at the sealing washers. In practice, this translates to:

• more stable fuel injection parameters across the entire load range,
• reduced risk of exhaust blow-by around the injector seats,
• easier diagnosis of potential fuel system faults.

A used, genuine set of holders is often an economical choice compared to new aftermarket parts, while maintaining proper geometry and fit to the cylinder head.

Technical Characteristics in the Context of Diesel Systems

Diesel engines of the OM654 family operate under high injection pressure, making stable injector mounting crucial for engine durability. The holder absorbs loads resulting from combustion pressure and vibrations, while simultaneously keeping the injector aligned in its seat. A properly selected and installed set of holders helps to reduce:

• excessive wear of injector seats in the cylinder head,
• the risk of mounting bolts loosening during operation,
• the formation of deposits and carbon around the injector base.

For workshops specializing in diesel engine servicing, this is a component worth replacing preventatively during major work on the cylinder head or injection system.

Product Condition and Service Application

The injector holder set is in used condition, meaning it comes from a dismantled vehicle but is still suitable for further use after proper installation. This type of solution is particularly attractive for optimizing repair costs when maintaining the original assembly specifications is a priority. The set of four elements allows for consistent replacement of all holders in one engine, without the need to combine parts from different sources.

Technical Support and Additional Materials

In case of any irregularities in the fuel injection system's operation, it is advisable to consult the guide material describing typical symptoms and consequences of neglect. Detailed information on diagnostics and failure symptoms can be found in the article Diesel Injector Faults – How to Recognize Them and What Their Neglect Entails, which helps to better assess the condition of the entire fuel system before making repair decisions.

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other parts from the same group, such as mounts, holders, or additional accessories related to injector assembly, check the available parts in the Mercedes Injector Nozzles category.