Rail Carburant BMW F90 M5 F91 M8 G11 G15 G30 1-4 Cyl Haute Pression 7852402

État visuel de la pièce
Le produit présente des traces d’utilisation visibles sur les photos.

BMW F90 M5 G11 G15 G30 Injector Rail is a component of the gasoline fuel system designed for modern BMW power units, ensuring stable fuel delivery to the injector nozzles. This is an OEM solution that allows you to maintain factory engine operating parameters and predictable vehicle behavior across a wide range of loads.

Spécifications et données techniques

• UGS: 7852402
• Marque: d'origine BMW
• Condition: D'occasion
• Numéro de pièce OEM: 7852402
• Nombres substituables: 7852402, 13537852402
• Type de carburant: Essence
• Catégorie: Pièces pour injecteurs

Purpose and role in the fuel system

The BMW injector rail operates in the gasoline engine fuel system, distributing fuel to individual injector nozzles. It is responsible for:

• even cylinder supply under variable load and speed,
• fuel pressure stabilization within the rail, facilitating precise dosing by the injectors,
• maintaining repeatable combustion parameters, crucial for the performance and refinement of the power unit.

In BMW M5 F90 and G11, G15, G30 series vehicles, a properly functioning injector rail directly impacts dynamics, throttle response, and engine stability under high loads.

Construction and technical characteristics

The rail is designed as a component of the gasoline engine fuel system, taking into account high requirements for sealing and resistance to operating pressure. The OEM construction ensures:

• factory mounting points adapted to the units used in BMW F90 M5, G11, G15, G30,
• precise injector nozzle seats, guaranteeing proper sealing and positioning,
• appropriate fuel channel geometry, supporting even pressure distribution throughout the rail.

By maintaining original geometry and manufacturing standards, the rail works with the factory control electronics and engine accessories without requiring modifications.

Practical application and benefits of installation

Installing the injector rail in place of a worn or damaged component allows for the restoration of:

• stable injector system operation during startup and across the full RPM range,
• correct fuel delivery, contributing to the maintenance of factory performance,
• consistent injector nozzle operation, reducing the risk of uneven cylinder performance.

The original injector rail from the Injector Nozzles category is particularly important in high-power engines, where fuel delivery precision is crucial for the durability of the power unit.

Characteristics of a used product

The component is offered as a used part, which is a beneficial solution for users looking for original components at a reasonable price. For an injector rail, this means:

• maintaining factory specifications and compatibility with the BMW injection system,
• possibility of economical fuel system repair without compromising on OEM parts,
• easier integration with the existing fuel system and engine accessories.

Before installation, standard verification of sealing and the condition of the injector seats is recommended, in accordance with the manufacturer's service procedures.

Technical support and additional materials

If you are also interested in other BMW injector nozzles for modern gasoline units, check out our dedicated category: BMW injector nozzles. This will help you easily select compatible fuel system components for your model.

Although the described component concerns gasoline engines, many principles of diagnostics and symptoms of fuel system problems are similar to diesel units. It is worth familiarizing yourself with material discussing typical symptoms and consequences of neglect – you will find it in the article: diesel injector failures – symptoms, consequences, and diagnostics. This will help you better understand the importance of a functional injection system in every engine type.