Mini Cooper SD R55 R56 R57 LCI N47N Fuel Pump Injector Injection System Set

The Mini Cooper SD R55 R56 R57 LCI N47N Injection System Kit is a complete, used set of components from the injector nozzles category, designed for the N47N diesel engine in LCI facelift versions. This solution is for Mini owners looking for a factory injection system that maintains manufacturer specifications.

Specifications and technical data

• SKU: 7798446-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7798446
• Substitutable numbers: 7798446, 13537798446, 7823460, 13537823460, 7823452, 7823549, 13537823549, 0445214237, 0 445 214 237, 0445010519, 0 445 010 519, 0445110289, 0 445 110 289
• Category: Fuel Injectors

Intended Use and Compatibility

The offered injection system kit for Mini Cooper SD R55 R56 R57 LCI N47N has been designed for specific body variants and engine units, which simplifies part selection for repairs or upgrades. By maintaining the original injection system architecture, it's possible to preserve correct engine operating parameters, stable starting, and smooth idling.

The injection system in this Mini model is responsible for precise high-pressure fuel delivery, making the use of components compliant with factory specifications crucial for maintaining the N47N unit's running quality and reducing smoke and power loss.

Technical Characteristics of the Kit

The presented product belongs to the Mini injector nozzles category, meaning it includes key components responsible for fuel atomization in the combustion chamber. Using OEM solutions allows for:

• maintaining the correct fuel spray pattern and proper mixture formation in the cylinder,
• preserving injection pressure parameters consistent with the N47N engine's requirements,
• reducing the risk of uneven running and characteristic vibrations under load.

The original design of the Mini injection system is optimized for emission standards and fuel consumption, making the use of this type of kit beneficial for both durability and operational economy.

Component Condition and Installation Aspects

The product is offered as a used injection system kit, providing a reasonable compromise between repair cost and maintaining original specifications. This type of solution is often chosen for:

• diagnosing and replacing individual injectors when replacing the entire kit is cost-effective,
• repairs after fuel system failure, where restoring a cohesive set of components is required,
• service projects where compliance with Mini's factory parameters is important.

Due to the specifics of common rail systems, installation in a specialized service center is recommended, using appropriate bleeding and adaptation procedures to fully utilize the kit's potential.

Benefits of Using an Original Mini Injection System

Choosing an original Mini injection system for the N47N engine helps to mitigate common issues associated with incorrect aftermarket part selection. The most significant advantages include:

• consistency of operating parameters for all injection components within a single kit,
• better compatibility with the factory engine control unit software,
• maintaining the torque characteristics intended for the Cooper SD version,
• reduced risk of diagnostic errors related to incompatible components.

For owners planning long-term vehicle use, the application of an original injection kit is a solution that promotes stable engine operation and predictable service costs.

Injection System Diagnostics and Prevention

Before replacing the injection system, it is advisable to conduct thorough diagnostics, including injector correction measurements, rail pressure checks, and assessment of engine performance under load. For users who want to better understand the symptoms of wear and the potential consequences of neglect, the article is recommended: Diesel Injector Failures – How to Recognize Them and What Neglecting Them Entails. This provides practical knowledge for planning repairs or kit replacement.

If you are looking for other Mini injector nozzles compatible with different engine versions of this brand, check out our dedicated category: Mini injector nozzles. This will allow you to easily compare available solutions and select the configuration suitable for your model.