BMW F10 F11 LCI N47N 520d Fuel Feed Line Pipe Hose 7810784

BMW F10 F11 LCI N47N 520d Fuel Feed Line Pipe Hose is an original component from the Lines, hoses and pipes group, designed for the fuel supply system in N47N diesel engines in facelifted BMW 5 Series models. This pre-owned component allows for maintaining the factory performance characteristics of the fuel system and proper fuel delivery at the required pressure.

Specifications and technical data

• SKU: 7810784
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7810784
• Substitutable numbers: 13537810784, 7810784
• Category: Hoses, Lines & Pipes

Purpose and function of the fuel line

The fuel line in N47N units is responsible for the precise delivery of fuel between the fuel system components, while maintaining proper tightness and resistance to operating pressure. In the case of BMW F10 and F11 LCI 520d models, a correctly selected line is crucial for stable engine operation, proper fuel metering, and maintaining exhaust emission parameters at the levels specified by the manufacturer.

The original line from this series is designed for the specific geometry of the engine bay, which ensures:

• precise routing along factory mounts and brackets,
• minimization of vibrations and stress during engine operation,
• adequate temperature resistance in the diesel engine environment.

Benefits of using an original BMW line

Using an original fuel line in a BMW F10/F11 LCI 520d allows for maintaining the consistency of the entire fuel system with the factory technical documentation. A component from the same production line as the factory-fitted part ensures:

• compatibility with the injection system used in N47N engines,
• proper fitment to connectors, rails, and other fuel system components,
• reduction of the risk of leaks resulting from the incorrect geometry of aftermarket replacements.

For users who want to keep their car in a configuration close to the factory state, choosing an original BMW fuel line is a technically safe and predictable solution in terms of operation.

Assembly and operational characteristics

The fuel line designed for the BMW F10 F11 LCI 520d is structurally matched to the fuel system of this 5 Series generation, which facilitates installation in place of a worn or damaged element. Thanks to the preservation of the factory shape and support points, it is possible to:

• recreate the original routing of the line in the engine bay,
• maintain proper distances from hot and moving parts,
• ensure correct operation of the fuel system without the need for installation modifications.

The used component allows for an economical repair while maintaining the original manufacturer's specification, which is particularly important in the case of modern high-pressure diesel units.

Application in service practice

Replacing the fuel line in a BMW F10/F11 LCI 520d is recommended in situations where signs of leaks or mechanical damage appear, or when the fuel system has been disassembled during other repairs. Using an original component from the Lines, hoses and pipes group allows for restoring proper tightness and system stability without the need for additional adapters or modifications.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as fuel lines, vacuum hoses, or cooling system pipes, check out the available parts in the BMW Lines, hoses and pipes category.

Technical support and parts selection

Selecting the appropriate fuel line for a specific version of the BMW F10 or F11 LCI 520d should be based on the manufacturer's catalog data and markings used in service documentation. Original BMW components are designed for long-term operation in the demanding conditions of a diesel engine, which translates into parameter stability and predictable fuel system behavior.

If you want to better understand how to effectively use the market for pre-owned parts and what to look for when choosing components for popular models, our guide may be helpful: The best used car parts – a guide to the most frequently chosen original parts.

Summary

BMW F10 F11 LCI N47N 520d Fuel Feed Line Pipe Hose is an original fuel system component that allows for a technically correct repair or replacement of a worn line in the N47N diesel engine. Thanks to the preservation of the factory geometry and its specific design for this 5 Series generation, this component supports stable engine operation, proper fuel metering, and the maintenance of operational parameters in accordance with the manufacturer's requirements.