Mini Cooper D R55 R56 R57 LCI R58 R59 Diesel N47N Pressure Hose Fuel Pipe

MINI D R55 R56 R57 LCI R58 N47N Fuel Line is an original diesel fuel system component designed for MINI models with a diesel engine. It belongs to the group of lines, hoses, and pipes responsible for the safe transport of fuel within the powertrain. A used OEM component helps maintain the factory characteristics of the fuel system while offering cost-effective servicing.

Specifications and technical data

• SKU: 7823551
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7823551
• Substitutable numbers: 13537823551, 7823551, 13534741297, 4741297
• Fuel type: Diesel
• Category: Hoses, Lines & Pipes

Purpose and Function of the Fuel Line

In a diesel engine, the fuel line is responsible for precisely delivering diesel fuel between fuel system components while maintaining the correct working pressure. This is crucial for stable injector operation, proper starting, and minimizing the risk of air entering the system in Diesel units.

For MINI models R55, R56, R57 LCI, and R58 with the N47N engine, a correctly selected fuel line helps maintain:

• consistent engine operating parameters,
• proper fuel system sealing,
• control over fuel flow under varying load conditions.

Category: BMW Lines, Hoses, and Pipes

This part belongs to the Lines, Hoses, and Pipes category, which comprises components responsible for transporting working fluids (fuel, operational fluids, air) within the vehicle. For BMW and MINI brands, maintaining the original geometry and diameters of the lines is particularly important, as it affects the correct routing of the system in the engine bay and minimizes stress during engine operation.

If you are looking for other lines, hoses, or pipes dedicated to this brand, check out the BMW lines, hoses, and pipes available in our store to select components that comply with the manufacturer's factory standards.

Technical Characteristics in the Context of a Diesel Engine

The fuel line is designed to work with a Diesel fuel system, which has higher requirements for pressure resistance and sealing quality. In practice, this means:

• adaptation to the operating parameters of a diesel engine's injection system,
• resistance to the chemical properties of diesel fuel,
• dimensional stability across a wide range of operating temperatures.

This allows the line to operate under conditions typical for diesel engines without negatively impacting engine smoothness or vehicle dynamics.

Benefits of Using an Original Fuel Line

Using an original fuel line in a MINI with an N47N engine helps maintain consistency with the factory fuel system design. The main advantages of this solution include:

• compatibility with factory equipment – precise fit for standard mounting and routing,
• maintained flow parameters – the correct diameter and shape of the line support proper injector system operation,
• reduced risk of leaks – a correctly selected component minimizes the likelihood of fuel leaks.

A used OEM component is a good choice when maintaining the original technical specification while optimizing repair costs is a priority.

Component Condition and Service Application

The fuel line is offered as a used part, allowing for economical repair of the fuel system while retaining the component's original origin. Such parts are often used in:

• routine fuel system repairs,
• service after line or connector failures,
• restoring the factory configuration after previous system modifications.

For users interested in the broader context of using original, used parts in premium vehicles, we recommend reading our blog article: how used parts help maintain the Audi brand character, where we discuss the impact of OEM components on preserving a car's factory DNA.

Summary

The MINI D R55 R56 R57 LCI R58 N47N Fuel Line is a practical solution for users who want to restore proper operation of their diesel engine's fuel system while maintaining compliance with the factory design. An original line from the Lines, Hoses, and Pipes category supports stable engine operation, and as a used part, it offers a sensible compromise between quality and service costs.