BMW E60 E65 E81 E87 E90 E91 E92 F10 F11 Fuel Petrol N52 N52N Injector 7531634

BMW E60 E81 E87 E90 F10 N52 Injector Nozzle is an original gasoline injector nozzle designed for N52 engines in popular BMW 1, 3, and 5 Series models. This part comes from a dismantled vehicle, allowing for an economical yet technically sound repair of the gasoline fuel system.

Specifications and technical data

• SKU: 7531634
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7531634
• Substitutable numbers: 7531634, 13537531634
• Fuel type: Petrol
• Category: Fuel Injectors

Intended Use and Compatibility

The BMW N52 gasoline injector is designed for use in BMW inline engines found in models such as the E60, E81, E87, E90, and F10 series. The injector nozzle's design is tailored to the characteristics of N52 units, ensuring proper fuel spray formation and stable fuel delivery under various loads.

Being an original part from the BMW group means perfect geometric fit into the cylinder head port, appropriate body length and diameter, and compatibility with the factory wiring harness. This ensures installation follows standard service procedures without the need for any modifications to the electrical system.

Technical Characteristics of the Injector Nozzle

The presented injector nozzle belongs to the Injector Nozzles category and is designed for gasoline fuel systems. The injection technology used enables:

• precise gasoline dosing across the entire engine speed range,
• stable fuel atomization in the combustion chamber, promoting smooth engine operation,
• maintenance of proper running quality at idle and during dynamic acceleration,
• reduced fuel consumption due to the correct spray pattern and injector opening time.

The gasoline system in N52 engines is sensitive to injection quality, making the use of an original nozzle with appropriate flow rates and electrical characteristics crucial for the longevity of the powertrain.

Benefits of Using an Original Injector Nozzle

Choosing an original dismantled injector for a BMW N52 allows for the preservation of factory engine operating parameters at reasonable service costs. The main advantages of this solution include:

• certain engine fitment – no issues with sealing in the port or compatibility with the fuel rail,
• compatibility with the factory engine control unit – correct actuation times and response to adaptive corrections,
• preservation of stock performance – the correct fuel dose translates to appropriate power and torque output,
• stable gasoline operation – reduced jerking, misfires, and hot-start issues.

For users looking to restore proper fuel system function without investing in new parts, a used injector nozzle is a sensible, technically justified choice.

Application in Service Practice

Replacing an injector in an N52 engine is a typical service operation performed when symptoms such as rough idling, increased fuel consumption, or mixture-related errors occur. Using an original BMW injector nozzle allows the mechanic to:

• reduce diagnostic time – a part of known origin eliminates the risk of problems arising from unsuitable aftermarket alternatives,
• easy installation – standard ports, connectors, and seals,
• predictable repair outcome – operating parameters close to factory settings.

Before installation, standard service procedures are recommended, such as checking the cylinder head ports, the condition of the fuel rail, and the electrical system, to fully utilize the potential of the installed part.

Related Products and Technical Materials

If you are looking for other BMW injector nozzles for various models and engine configurations, check out our dedicated category: BMW injector nozzles. You will find a wide selection of dismantled parts matched to popular engines from this brand.

When diagnosing fuel injection system problems, it is advisable to consult expert materials. Although the article described here concerns diesel engines, many principles of diagnostics and symptoms of injector malfunction are similar – more information can be found here: diesel injector faults – symptoms, consequences, and diagnostics.