BMW X3 E60 E81 E83 E87 E90 E91 N45 N46 Fuel Rail Petrol 7530420

The BMW E60 E84 E87 E90 E91 Gasoline Fuel Rail is an original part of the gasoline fuel supply system, designed for select BMW E-series models. It ensures stable fuel distribution to the injectors, which translates to smooth engine operation and predictable performance.

Specifications and technical data

• SKU: 7530420
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7530420
• Substitutable numbers: 13537530420, 7530420, 7526892
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function of the BMW Fuel Rail

The presented BMW gasoline fuel rail operates within the fuel supply system of gasoline engines, responsible for evenly distributing fuel to individual injector nozzles. A correctly selected fuel rail is crucial for:

• stable fuel pressure throughout the intake manifold,
• precise gasoline dosing by the injectors,
• correct mixture composition and smooth operation of the power unit.

Thanks to its construction conforming to BMW standards, the fuel rail works with the vehicle's factory engine electronics, maintaining the parameters specified by the vehicle manufacturer.

Construction and Technical Features of the Fuel Rail

The fuel rail belongs to the Injector Nozzles category, meaning it is an integral part of the fuel line, directly cooperating with gasoline injectors. Its design is intended for operation with gasoline fuel, maintaining appropriate resistance to pressure and temperature in the engine compartment.

Key functional features include:

• factory fitment for BMW engines from the E60, E84, E87, E90, E91 family (as intended by the manufacturer),
• designed fuel channel geometry ensuring uniform supply to all cylinders,
• adapted for operation in gasoline systems with electronic injection control.

Benefits of Using an Original Fuel Rail

Using an original fuel rail in the BMW fuel supply system allows for maintaining engine operating parameters in line with factory specifications. In practice, this means:

• stable idle operation and under load,
• better throttle response due to proper injector supply,
• reduced risk of uneven cylinder operation resulting from fuel pressure differences,
• easier diagnostics of the injection system, as the fuel rail's parameters are known to the engine control unit.

A component from this category is particularly important for resolving issues such as misfires, power loss, or difficulties starting a warm engine, when improper gasoline injector supply is the cause.

Condition, Selection, and Installation of the Fuel Rail

The fuel rail comes from the BMW offering and is intended for reinstallation in vehicles of this brand. Before installation, a standard inspection of the fuel system is recommended, including the tightness of the lines and the condition of the injectors themselves, to fully utilize the component's potential.

When selecting a fuel rail, it is worth paying attention to:

• compatibility with the specific BMW model (E60, E84, E87, E90, E91),
• the type of gasoline engine used,
• compatibility with existing injection system components.

Professional installation at a specialized service center helps reduce the risk of leaks and ensures correct connection of all fuel system components.

More About Injector Nozzles and System Diagnostics

Although the described component works with the gasoline system, many principles of injection diagnostics are common to different fuel types. If you want to better understand the symptoms of worn injection components, it is worth familiarizing yourself with the material discussing diesel injector faults – symptoms, consequences, and diagnostic methods, which helps to organize knowledge about the operation of the entire fuel system.

If you are looking for other components from the injector nozzles category dedicated to this brand, check our offer for BMW injector nozzles to select components that are consistent with your car's fuel system.