BMW 1 2 Series F20 F22 B38 B48 B58 Plastic Complete Fuel Tank Petrol 7294604

BMW 1 2 Series F20 F22 B38 B48 B58 Plastic Complete Fuel Tank Petrol is an original fuel system component, designed specifically for B38, B48, and B58 engines. Thanks to its factory design, it ensures precise fitment to the chassis and proper compatibility with fuel system accessories, which translates into stable operation of the petrol engine.

Specifications and technical data

• SKU: 7294604
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7294604
• Substitutable numbers: 16117294604, 7294604, 16117344066, 7344066
• Weight: 150
• Fuel type: Petrol
• Category: Fuel Tanks & Filler Necks

Purpose and compatibility with B38 / B48 / B58 engines

The presented fuel tank has been developed for BMW 1 Series F20 and BMW 2 Series F22 models equipped with modern B38, B48, and B58 petrol engines. The tank's construction is adapted to the characteristics of these units, including requirements for system pressure, fuel line routing, and the placement of mounting elements in the chassis.

The plastic construction of the tank allows for a reduction in vehicle weight and lower susceptibility to corrosion compared to classic metal solutions. At the same time, it maintains adequate rigidity and resistance to operational loads typical for premium segment cars.

Construction and role in the fuel system

The complete petrol fuel tank plays a key role in the engine fuel supply system, being responsible for the safe storage of fuel and interaction with the pump, lines, and venting elements. The use of plastic allows for precise shaping of chambers, channels, and mounts, which facilitates integration with other fuel system components in the BMW F20/F22.

The properly designed geometry of the tank promotes stable fuel suction at different fill levels and in various driving conditions, which is important for the operation of B38, B48, and B58 engines, especially during dynamic acceleration and braking.

Benefits of using an original BMW tank

Choosing an original tank from the Fuel tanks and filler pipes category for the BMW 1 and 2 Series provides a number of practical benefits:

• factory fitment to mounting points in the F20/F22 chassis,
• compatibility with the fuel system intended for petrol engines,
• appropriately selected material strength parameters,
• preservation of the fuel system operating characteristics designed by the manufacturer.

The used component allows for an economical repair or replacement of a damaged tank while maintaining the original BMW specification, which is important both from the point of view of reliability and subsequent service diagnostics.

Professional installation and selection by part numbers

Due to the importance of the tank for safety and the correct operation of the fuel system, installation in a specialized service center is recommended to verify the tightness of connections, proper routing of lines, and interaction with accessories. The selection of the correct element is facilitated by dedicated part numbers and interchangeable numbers, which allow the tank to be matched to the specific configuration of a BMW F20 or F22.

To better understand the role of the tank in the entire fuel supply system, diagnostics, and operating principles, it is worth referring to the guide material describing injectors, pumps, and the fuel tank – this is discussed in detail in the article "Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration", where you will find practical tips on selecting parts by OEM and VIN numbers.

Used original parts and current service trends

In the premium car segment, such as BMW, used original parts are increasingly being chosen, combining factory build quality with more favorable repair costs. This trend is particularly visible in the case of fuel system components, where both fitment and compliance with the manufacturer's service documentation are important.

If you are interested in a broader market context and want to consciously plan repairs for your BMW, it is worth reading the analysis on the growing popularity of used parts for premium brands – this topic is discussed in detail in the article on the trend for used original parts for premium class cars.

If you are planning a comprehensive repair or upgrade of the fuel system area in your BMW and need other elements from the same group, such as additional tanks, filler pipes, or mounting elements, check the available parts in the BMW Fuel tanks and filler pipes category.