Bmw 1 Series F40 Mini F55 F56 Fuel Tank Breather Line Pipe 8671026

BMW F40 Mini F55 F56 Fuel Tank Vent Hose is a component from the Hoses, Tubes, and Pipes category, designed for the fuel system in BMW and Mini gasoline cars. It is responsible for the controlled venting of fuel vapors from the tank, supporting stable fuel system operation and correct exhaust emission system functionality. This is a practical service solution for users who want to restore proper venting function without costly modifications.

Specifications and technical data

• SKU: 8671026
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8671026
• Substitutable numbers: 8671026, 13908671026, PK
• Fuel type: Petrol
• Category: Hoses, Lines & Pipes

Purpose and Function in the Fuel System

The BMW F40 / Mini F55 F56 Fuel Tank Vent Hose operates within the gasoline fuel system, ensuring proper vapor exchange between the tank and other system components. This reduces the risk of overpressure or underpressure in the tank, which can affect the stability of the fuel pump's operation and the accuracy of fuel delivery by the injection system.

This component is particularly important in vehicles operated in variable temperature conditions, where fuel tank pressure fluctuations are more frequent. A correctly selected vent hose helps maintain:

• consistent fuel system operating parameters in urban and highway driving,
• proper cooperation with emission control systems,
• stable conditions for fuel level and temperature sensors.

Construction and Fit for BMW and Mini

As a BMW branded component, the hose has been designed for the specific structural systems of the F40 and Mini F55/F56 models, ensuring proper routing within the engine bay and chassis, and fitting factory mounting points. The appropriate shape and diameter of the connections allow for a sealed connection with other fuel system components, without the need for additional adapters.

In practice, this means that with correct installation, the hose maintains the factory routing geometry, minimizing the risk of chafing, kinks, or improper positioning relative to other components. This solution is particularly beneficial for workshops aiming to maintain compliance with the manufacturer's service documentation.

Performance Characteristics and Application Benefits

The fuel tank vent hose in gasoline cars serves as an auxiliary component, but its efficiency directly impacts driving comfort and safety. Using an original BMW Group solution allows for:

• reducing the risk of fuel odors around the vehicle,
• maintaining correct fuel system operating conditions during significant ambient temperature changes,
• preserving compliance with the factory ventilation system configuration.

A component in used condition is a good choice in situations where the original hose has suffered mechanical damage, cracking, or deformation, and the vehicle owner is looking for an economical solution that is still based on the original manufacturer's design.

Why Choose a Used OEM Part

For hoses in the Hoses, Tubes, and Pipes category, original components often offer a better fit than universal aftermarket replacements, which is especially important in the tightly packed engine bays of modern BMW and Mini models. A used OEM part allows for maintaining the factory routing of the hose and compatibility with brackets and covers.

If you want to better understand when choosing a used original part is more advantageous than installing an aftermarket replacement and how to approach such a decision in practice, it's worth reading the guide: 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Replacement.

System Complement – Other BMW Hoses

During fuel system service on BMW and Mini vehicles, it is often worthwhile to also check the condition of other hoses and pipes to avoid similar repairs in the short term. If you are planning a comprehensive replacement or inspection of several components at once, check the available parts in the BMW Hoses, Tubes, and Pipes category.