Mini R55 R56 R57 Injection Rail Tube Cooper S JCW N14 Fuel Injectors 7568050

Mini R55 R56 R57 fuel rail injectors Cooper S JCW N14 is a fuel system component designed for Mini sport series gasoline engines. The original Mini design ensures proper fuel pressure at the rail and stable injector operation under demanding conditions. A used sub-assembly allows for economical yet professional repair of the fuel system in Cooper S and John Cooper Works versions with the N14 engine.

Specifications and technical data

• SKU: 7568050
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7568050
• Substitutable numbers: 13537568050, 7568050, 13537528350, 7528350
• Category: Fuel Pumps & Sending Units

Purpose and Role in the Fuel System

The fuel rail in the N14 engine is responsible for evenly distributing fuel to individual injectors while maintaining the correct working pressure. In Cooper S and JCW units, this is crucial for maintaining stable power, proper turbocharger operation, and the correct fuel-air mixture.

Using an original Mini fuel rail reduces the risk of problems such as:

• uneven idling,
• power drops under heavy load,
• difficulties starting with a warm or cold engine,
• engine control unit errors related to fuel pressure.

Design and Fitment for Mini R55 R56 R57

The Cooper S JCW N14 fuel rail has been specifically designed for the engine architecture and compartment of Mini R55, R56, and R57 models. This means proper placement of connectors, mounting points, and injector seats, which facilitates installation and ensures correct fuel line routing.

Original manufacturing translates to:

• secure sealing of injector connections to the rail,
• correct positioning relative to the cylinder head and intake manifold,
• compatibility with the factory N14 engine equipment.

Benefits of Using an Original Fuel Rail

Using this fuel rail in a Mini Cooper S or JCW allows for the restoration of correct fuel system operating parameters without the need for costly replacement of all components. This solution is particularly beneficial for:

• injector system regeneration in the N14 engine,
• resolving faults related to leaks or damage to the fuel rail,
• comprehensive fuel system service after modifications or engine overhaul.

By maintaining the factory geometry and operating parameters, stable fuel pressure can be sustained, contributing to repeatable performance and proper interaction with the control electronics.

Condition and Service Application

This component comes from the Fuel Pumps & Level Sensors category, highlighting its importance in the entire fuel supply system. A used sub-assembly is a good choice for repairs where reasonable cost, adherence to original specifications, and compatibility based on OEM or interchangeable part numbers are important.

Before installation, standard service procedures are recommended: leak testing, verification of injector seat condition, and checking the proper operation of the fuel system after installation.

More Solutions for Mini Fuel Systems

If you are looking for other components from the Mini Fuel Pumps & Level Sensors category, check out the Mini fuel pumps and level sensors available in our store to find compatible components for your model.

When planning a repair or upgrade of the fuel system, it is worth familiarizing yourself with practical tips on diagnostics and operation – these are discussed in detail in the article “Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Regeneration”, which includes information on selecting parts by OEM number and typical fault symptoms.

If you are considering the choice between new parts, aftermarket replacements, and used components, the guide “Original, Aftermarket, or Used – Which Car Parts Offer the Best Value?” may also be helpful, describing the differences in cost, quality, and fitment.