Mini Cooper S R55 R56 174HP Petrol Bare Engine N14B16AB 80k miles, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a bare engine.

The engine is sold without accessories (e.g. alternator, starter motor, manifolds, injectors, turbocharger, etc.).

Mini Cooper S R55 R56 174HP Petrol Bare Engine N14B16AB 80k miles, WARRANTY is a used powertrain unit from the Engines category, designed for Mini vehicles with a petrol fuel system. The four-cylinder design ensures dynamic performance while remaining a well-known solution for mechanics, which facilitates diagnostics and maintenance.

Specifications and technical data

• SKU: 2158714
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 2158714
• Substitutable numbers: 11002158714, 2158714, 11002156690, 11000444897, 11007559129, 7559129, 0444897, 2156690, 11002158715, 2158715, 11002156689, 2156689, 11000444898, 0444898, 11007559132, 7559132
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Mileage: 59 000

This engine is an attractive option for users looking for a proven, complete solution to replace a damaged unit in a Cooper S, while maintaining the original factory specifications and consistency with the vehicle's factory electronics.

Technical characteristics of the N14B16AB engine

The presented engine belongs to the family of Mini petrol units, equipped with four cylinders in an inline configuration. This setup ensures smooth operation, good refinement, and predictable behavior under load, which is important both in daily use and during dynamic driving.

The unit was designed for MINI Cooper S R55 and R56 models, which means full compatibility with the factory control systems, accessories, and drivetrain of these versions. The petrol fuel type allows for the lively throttle response and flexibility across a wide rev range characteristic of the Cooper S.

Purpose and application in the MINI Cooper S

The N14B16AB engine is dedicated for use in sporty Mini variants, where a combination of compact dimensions with adequate power and efficient torque delivery is essential. As a result, it is the right choice for:

• replacing a damaged powertrain unit with an original equivalent,
• restoring the factory configuration of the car after a major failure,
• post-accident repairs where a complete engine replacement is necessary.

A used unit with a preserved, documented mileage allows for rational planning of further operation and potential service work, such as checking the timing system, seals, or accessories before installation in the vehicle.

Benefits of choosing an original Mini engine

Using an original N14 family engine in a Mini Cooper S brings a number of practical benefits. The most important include:

• Full compatibility with vehicle electronics – the engine control unit, wiring harness, and sensors are designed for a specific unit, which minimizes the risk of startup and operational issues after installation.
• Consistency with factory accessories – the turbocharger, intake system, exhaust system, and cooling system are adapted to this design, which facilitates installation and subsequent maintenance.
• Predictable operational behavior – mechanics are familiar with typical service procedures for this unit, which shortens repair time and facilitates diagnostics.

For workshops and users, this means a lower risk of unexpected complications during installation and the ability to use existing service documentation and experience with this type of engine.

Condition, verification, and installation aspects

The engine is offered as a used powertrain unit, which allows for a significant reduction in repair costs compared to purchasing a new component. Before installation, standard preparatory steps are recommended, such as checking for leaks, verifying accessories, and replacing consumables in accordance with good workshop practice.

Due to the specifics of the N14 design, especially in cars with a sporty character, it is worth ensuring proper cooling, using the appropriate engine oil, and performing regular service after installation, which will extend the life of the unit and reduce the risk of costly failures.

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other elements from the same group, such as blocks, cylinder heads, or complete long blocks, check out the available parts in the Mini Engines category.

Technical knowledge and powertrain development

For those interested in a broader context of operating petrol units in premium segment cars, material describing typical problems and costs associated with modern engines may be helpful – it is worth reading the article Emergency BMW E90 engines: check what can ruin your budget!, which shows how important preventive maintenance and conscious selection of a powertrain unit are.

If you are considering further modifications to the exhaust system in your Mini, including the use of performance parts, you will find practical tips in the guide Performance exhaust system: used manifolds and sports catalytic converters on the road, which discusses the selection of components for brands such as Mini, BMW, Audi, or VW.