Mercedes W212 W907 OM651 Diesel Fuel Line Pipe Tube Hose A6510701035

Mercedes W212 W907 OM651 Diesel Fuel Line Pipe Tube Hose is an original diesel fuel supply system component designed for OM651 power units. The precisely selected geometry and factory connectors ensure stable fuel delivery and proper cooperation with other diesel engine components. This is a practical solution for users who want to maintain the integrity of the fuel system according to the factory Mercedes specification.

Specifications and technical data

• SKU: A6510701035-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6510701035
• Substitutable numbers: A6510701035, A 651 070 10 35
• Fuel type: Diesel
• Part type: Line
• Category: Hoses, Lines & Pipes

Purpose and function in the fuel system

The described fuel line has been designed for use in OM651 diesel engines installed in, among others, Mercedes W212 and W907 models. It is responsible for the controlled transport of diesel fuel between the supply system components, which has a direct impact on the stability of the engine's operation, running refinement, and correct fuel metering.

Thanks to the preservation of the factory design, the line works with standard quick-connectors and mounting brackets, which reduces the risk of leaks and incorrect routing in the engine bay. This is particularly important in modern diesel engines, where the fuel system operates under increased pressure.

Construction and fitment for the diesel engine

The element belongs to the Lines, hoses and pipes group, which means its construction has been optimized for resistance to diesel fuel and typical operating conditions in the engine bay (temperature changes, vibrations, contact with other components). The shape of the line is adapted for routing along factory paths, which facilitates installation and minimizes material stress.

The properly selected internal and external diameter of the line supports correct fuel flow, and the applied ends allow for a tight connection with other system components. As a result, fuel pressure stability is maintained, which translates into the correct operation of the injectors and the entire supply system.

Benefits of using an original Mercedes line

Using a fuel line dedicated to the OM651 allows for limiting typical problems resulting from the use of replacements with imprecise shapes or improper material characteristics. Key advantages include:

• maintaining the factory routing of the line in the engine bay,
• compatibility with standard connectors and brackets,
• resistance to diesel fuel and the thermal operating conditions of the power unit,
• reduced risk of leaks and air entering the fuel system.

For the user, this means more predictable operation, easier diagnostics of potential faults, and the ability to keep the supply system in a configuration close to the factory one.

Component condition and service application

The fuel line is offered as a used part, which makes it an attractive solution for maintenance or repairs of the supply system in Mercedes vehicles with a diesel engine. This type of component is particularly useful for:

• eliminating leaks within the fuel lines,
• repairs after mechanical damage in the engine bay,
• restoring the factory routing of the fuel installation after previous modifications.

Selecting the right line for a specific vehicle configuration allows for maintaining the integrity of the Mercedes fuel system and reducing the time required for installation and testing after repair.

System expansion – other Mercedes fuel lines

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional supply lines, return lines, or connecting sections of the fuel installation, check the available parts in the Mercedes lines, hoses and pipes category.

Technical support and knowledge about diesel engines

When planning repairs of fuel systems in diesel engines, it is worth expanding your knowledge about typical design solutions and the operating costs of diesel units. To compare the characteristics of different designs and the secondary parts market, you can use our guide material: BMW N47 vs M57 / M57N / M57N2 – a ranking of legendary diesels. This will allow you to better understand the specifics of modern diesel engines and consciously plan the service of your own vehicle.