BMW E60 E65 E70 E83 E90 Pressure Hose Assy Pipe Fuel Injector 7792717

BMW E60 E65 E70 E83 E90 Injector Fuel Line 7792717 is an original fuel supply system component from the injector nozzles category, designed for precise fuel delivery to the injector in selected BMW models. A used OEM part ensures factory-original line geometry, which helps maintain correct engine operating parameters and stable injection characteristics.

Specifications and technical data

• SKU: 7792717
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7792717
• Substitutable numbers: 7792717, 13537792717
• Category: Fuel Injectors

Purpose and Role in the Injection System

The presented BMW injector fuel line is responsible for the sealed and controlled delivery of high-pressure fuel from the rail to a specific injector. In common rail systems, the stability of the line directly impacts:

• maintaining proper injection pressure across the entire engine load range,
• fuel dose repeatability and smooth operation of individual cylinders,
• reducing vibrations and micro-leaks that could lead to power loss or starting problems.

Selecting a line dedicated to a specific BMW generation (E60, E65, E70, E83, E90) allows for compliance with the original injection system design and engine unit operating parameters.

Advantages of Using an Original BMW Injector Line

Compared to aftermarket alternatives, an original BMW injector line from the injector nozzles category offers a range of practical operational benefits:

• Factory Fitment – the line's geometry, length, and shape are consistent with the manufacturer's design, facilitating installation and minimizing system stress.
• Stable Fuel System Operation – the appropriate stiffness and internal diameter of the line support maintaining proper fuel pressure during dynamic load changes.
• Better Injector Compatibility – the line's ends are designed for specific BMW injector sockets, promoting sealed connections.
• Reduced Leakage Risk – a correctly selected line minimizes the risk of leaks at the connectors, which could lead to power loss or contamination of the engine bay.

Condition, Origin, and Installation Aspects

This component comes from the BMW OE line, meaning it is a part that meets the manufacturer's factory standards. As a used injector line, it represents a sensible choice for fuel system servicing when you aim to maintain original specifications at controlled repair costs.

When installing the injector line, it is recommended to:

• maintain system cleanliness – thoroughly clean the sockets and connection areas before installation to prevent contaminants from entering the injector,
• use appropriate tightening torques – in accordance with BMW service documentation, which ensures a sealed connection without overstressing the fittings,
• verify seal integrity after installation – check for any leaks while the engine is running at various RPMs.

Injection System Diagnostics and Prevention

The replacement of an injector line often accompanies injector diagnostics or refurbishment, especially in diesel engines. If you observe symptoms such as rough idling, increased smoke, or power loss, it is worth consulting the guide Diesel Injector Faults – How to Recognize Them and What Neglecting Them Entails, which thoroughly discusses the symptoms and consequences of improper injector operation.

Related BMW Injector Nozzles

If you plan to replace multiple fuel supply system components during a single service, it may be a good idea to simultaneously select other BMW injector nozzles compatible with your model. Browse our range of BMW injector nozzles to assemble a set of parts that match your car's factory specifications.