Mercedes W906 314 CDI OM651 Diesel Fuel Feed Line Pipe Hose A9064703464

The Diesel fuel supply line for Mercedes W906 314 CDI with OM651 engine is an original fuel system component, designed for precise transport of diesel fuel between engine sub-assemblies. Thanks to its factory fit and construction compliant with manufacturer standards, this fuel line ensures stable power supply to the engine unit and helps maintain correct injection system operating parameters.

Specifications and technical data

• SKU: A9064703464-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A9064703464
• Substitutable numbers: A9064703464, A9064703564, A9064407353, A 906 440 73 53, BG
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The fuel supply line in a diesel engine plays a crucial role in delivering diesel fuel to the injection components. In the case of the OM651 unit in the Mercedes W906 314 CDI model, this line operates under high pressure and variable temperatures, making its correct geometry and material essential for the entire system's sealing and stable operation.

This component belongs to the Lines, Hoses, and Pipes group, responsible for the safe transport of working fluids in the vehicle. Using a dedicated line for a diesel engine reduces the risk of leaks, pressure drops, and problems with engine starting and smooth running.

Benefits of Using an Original Mercedes Line

Using a fuel line from the Mercedes range ensures compliance with the vehicle's factory specifications. This means:

• correct shape and length matching the fuel system of the specific engine version,
• maintaining the correct fuel flow diameter,
• compatibility with factory connectors and mountings,
• reducing the risk of stress and twisting of the line during engine operation.

This allows for an organized installation, and the line operates in the position intended by the manufacturer, contributing to the system's durability and stability.

Technical and Operational Characteristics

The line is designed to work with a diesel engine, meaning it is resistant to the chemical properties of diesel fuel and the operating pressure ranges typical for this unit. The line's construction accounts for:

• operation in the engine bay with elevated temperatures,
• loads resulting from engine vibrations,
• the need to maintain sealing under fuel pressure changes.

This part is a used component, allowing for economical restoration of the fuel system's functionality while maintaining the original manufacturer's specifications. For high-pressure systems, this solution is often chosen for service repairs and replacement of damaged lines.

Application in Service Practice

The fuel supply line for Mercedes W906 314 CDI with OM651 engine is suitable for both spot replacement of a damaged section and for broader service work within the injection system. It can be used, among other things, for:

• eliminating leaks in the fuel supply area,
• repairs after mechanical damage in the engine bay,
• upgrading or rebuilding the fuel system as part of servicing.

By maintaining the line's factory geometry, it is possible to ensure proper routing of the fuel line, which is important for the vehicle's safety and driving comfort.

Complementary Mercedes Lines, Hoses, and Pipes

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as fuel return lines, flexible supply hoses, or rigid pipes for working fluid, check the available parts in the Mercedes Lines, Hoses, and Pipes category.

If you want to better plan repairs using used parts and learn best practices for selecting used OEM parts, the guide article Body and Chassis – Accident Repairs Using Used Parts may be helpful, discussing procedures, application examples, and frequently asked questions related to such repairs.