Fuel Injector BMW F90 M5 F91 M8 G05 G30 N63B S63M Petrol System 7852362

BMW F90 M5 F91 M8 G30 N63B S63M Injector is an original gasoline fuel system component designed for BMW engines from the N63B and S63M families. Precisely selected injection characteristics support stable engine operation, correct fuel dosage, and engine running culture across a wide range of loads.

Specifications and technical data

• SKU: 7852362
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7852362
• Substitutable numbers: 7852362, 13647852362
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Role in the Fuel System

The presented BMW gasoline injector operates in the fuel system of N63B and S63M engines, used in models such as the F90 M5, F91 M8, and G30. It is responsible for precise fuel metering into the combustion chamber, which is crucial for performance, fuel consumption, and exhaust emissions.

A properly selected injector nozzle allows for:

• stable fuel pressure and atomization across the entire RPM range,
• maintaining the correct mixture in both daily and sport driving modes,
• reducing the risk of knocking in highly loaded V8 engines.

Construction and Operating Parameters

This injector belongs to the Injector Nozzles category and is designed to work with gasoline fuel. The OEM construction ensures compatibility with the factory engine control unit and BMW fuel system, without requiring installation modifications.

Key functional features:

• precise opening and closing characteristics of the injector needle,
• adaptation to high thermal loads in N63B/S63M engines,
• compliance with factory injection maps used in BMW ECUs.

Component Condition and Service Application

The offered injector is a used part, allowing for economical fuel system repair while maintaining original BMW specifications. This is a practical solution for situations where symptoms such as rough idling, power loss, or increased fuel consumption occur due to a faulty injector.

Replacing a single injector nozzle is particularly advisable when diagnostics have revealed:

• injector trim deviations on one cylinder,
• misfires under load within a specific RPM range,
• local overheating of the combustion chamber related to improper fuel atomization.

Benefits of Using an Original Injector Nozzle

Using an original injector in N63B and S63M engines helps maintain the factory operating parameters of the powertrain. This directly impacts:

• smooth power delivery across the entire RPM range,
• stable idling without misfires,
• optimal fuel consumption while maintaining high performance.

By adhering to factory specifications, the injector works correctly with the existing electrical system, fuel rail, and engine control unit, facilitating installation and subsequent diagnostics.

BMW Injector Nozzles – Selection and Technical Knowledge

If you are looking for other BMW injector nozzles for your car, check the available models in the BMW injector nozzles category to select a component tailored to your specific engine and vehicle generation.

When experiencing fuel system issues, it is also worthwhile to expand your knowledge about typical damage symptoms. Although the presented component is for gasoline engines, many diagnostic principles are similar – especially regarding injector operation analysis, trims, and idling symptoms. An article describing diesel injector faults – symptoms, consequences, and diagnostic methods can be helpful, as it organizes the approach to assessing injector condition and interpreting data from diagnostic computers.