Injector Pipe BMW F10 F11 F30 F32 Diesel N57 Fuel Pressure Hose Cyl 4-6 8506547

BMW F10 F11 F30 F32 Diesel N57 Injector Fuel Line Cyl 4-6 is a fuel system component designed for N57 diesel engines, responsible for precisely delivering fuel to injectors on cylinders 4-6. This solution is dedicated to selected BMW 5 and 3 Series models, ensuring stable engine operation and correct injection characteristics.

Specifications and technical data

• SKU: 8506547
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8506547
• Substitutable numbers: 8506547, 13538506547
• Fuel type: Diesel
• Category: Fuel Injectors

Purpose and Role in the Injection System

The injector fuel line in the Diesel N57 engine operates under high pressure, making its proper selection crucial for the safety and durability of the entire system. It ensures a sealed and stable connection between the high-pressure rail and the injectors on specific cylinders, which translates to:

• maintaining proper fuel pressure in the high-pressure circuit,
• precise diesel fuel metering to the injectors,
• reducing the risk of leaks and engine power loss.

Selecting a line dedicated to a specific N57 engine type helps maintain factory operating parameters and compatibility with the original injection system geometry.

Construction and Fitment for BMW Diesel Engines

The line has been designed with the demands of modern BMW diesel engines in mind, where the common rail system operates at very high working pressures. The appropriately shaped geometry of the line ensures:

• correct fuel line routing within the engine bay,
• stable connection to injectors on cylinders 4-6,
• compatibility with the factory N57 engine components in BMW F10, F11, F30, and F32 models.

This precise fit minimizes stress on the connections, contributing to longer, trouble-free operation of the injection system.

Benefits of Using a BMW Injector Line

Using a fuel line dedicated to a specific engine unit offers a range of practical operational benefits:

• stable diesel engine operation due to uniform fuel supply to cylinders 4-6,
• reduced vibrations and noise resulting from incorrect injection pressure,
• decreased risk of fuel leaks in the rail and injector area,
• maintenance of factory combustion parameters, contributing to smooth operation and fuel economy.

For BMW N57 engine owners, this is a way to restore proper injection system function without needing to interfere with other components.

Component Condition and Practical Installation Tips

The offered injector fuel line comes from the Injector Nozzles category, meaning it is a part that directly interacts with the precise fuel system of a diesel engine. During installation, it is recommended to:

• apply the correct tightening torque according to BMW service documentation,
• inspect the sealing surfaces on the rail and injectors before installation,
• check the system for leaks after the initial engine start.

A correctly installed line allows for seamless integration with the existing injection system, without the need for additional modifications.

Injection System Diagnostics and Technical Knowledge

In case of problems with diesel engine operation – such as rough idling, power loss, or excessive smoke – it is advisable to perform comprehensive diagnostics of the injection system. Detailed information on typical symptoms and the consequences of neglect can be found in the article: Diesel Injector Failures – How to Recognize Them and What Their Neglect Entails. This is a practical source of knowledge that helps assess when replacing fuel system components, including fuel lines, is justified.

Other BMW Injector Nozzles and Used Parts

If you are looking for other BMW injector nozzles compatible with various models and engine configurations, check out our dedicated category: BMW Injector Nozzles. You will find a wide selection of injection system components there, making it easier to choose the right part for your specific vehicle version.

Doubts about the quality of used parts are dispelled in the article: Used Car Parts: Myths and Facts You Need to Know, which discusses what to look for when choosing used components and how to use them safely in everyday operation.