Mini Cooper One D R50 W17 Fuel Line Pipe 7790862 13537790862

Mini Cooper One D R50 W17 Fuel Line Pipe is an original fuel system component designed for precise installation in the Mini Cooper One D R50 generation model. It belongs to the Lines, hoses and pipes group, which guarantees compatibility with the factory fuel system architecture and enables efficient replacement of a worn-out section. Using an OEM component allows for maintaining the vehicle's structural integrity while optimizing service costs.

Specifications and technical data

• SKU: 7790862
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7790862
• Substitutable numbers: 13537790862, 7790862
• Category: Hoses, Lines & Pipes

Purpose and function of the Mini Cooper One D R50 fuel line

The presented fuel line is a component of the system responsible for the safe transport of fuel between the supply sub-assemblies in the Mini Cooper One D R50. Its task is to maintain the tightness of the fuel path and a stable flow of the working medium under conditions typical for this model's diesel engine. Thanks to a design consistent with factory Mini standards, the hose works with original quick-connectors and mounting brackets, which reduces the risk of leaks and improper routing of the line.

Benefits of using an original Mini line

Using an original fuel line in the Mini Cooper One D R50 allows for maintaining fuel system operating parameters in accordance with the manufacturer's specifications. The properly selected internal and external diameter of the line, as well as the geometry of the section, influence:

• proper fuel flow under various engine loads,
• stable operation of the injection system,
• reduction of vibrations and stresses in the fuel system,
• reduction of the risk of chafing and micro-cracks resulting from improper routing of the line.

Choosing a component from the Lines, hoses and pipes group dedicated to Mini minimizes the need for modifications, shortening, or fitting universal replacements, which translates into more predictable assembly and service.

Assembly and operational characteristics

The Mini Cooper One D R50 fuel line is adapted for operation in the engine compartment, where variable temperatures, vibrations, and contact with other mechanical elements occur. The properly selected material of the line and the factory geometry of the section promote:

• maintaining connection tightness with properly selected connectors,
• stable routing of the line in factory brackets,
• reduction of the risk of contact with sharp edges or hot elements.

As a used component, the hose provides a service solution allowing for the replacement of a damaged section of the fuel system while maintaining the original manufacturer's specification. This is a practical option for workshops specializing in the Mini brand and users looking for parts consistent with the factory assembly standard.

Application in service and fuel system diagnostics

Replacing the fuel line is recommended in the event of leaks, signs of corrosion on connectors, material cracks, or deformations resulting from overheating. In service practice, this element is often replaced during:

• injection system repairs,
• modernization or cleaning of the fuel path,
• removal of fuel leaks within the engine compartment.

Thanks to maintaining the original geometry of the line, the installation proceeds in a predictable manner, and the risk of collision with other components is limited. This facilitates the mechanic's work and reduces vehicle downtime.

If you are planning a comprehensive repair or modernization of the fuel system area in your Mini and need other elements from the same group, such as flexible lines, rigid pipes, or connecting hose sections, check the available parts in the Mini Lines, hoses and pipes category.

If you are interested in a broader context of engine accessory maintenance, service strategies, and the selection of appropriate components in modern power units, it is worth reading an article describing practical tips regarding the operation and replacement of elements in popular Mercedes models: Reliability under the star sign – how to take care of engine accessories in popular Mercedes-Benz C-Class and E-Class models?.