BMW 1 Series E81 E82 E87 LCI 123d Complete Engine N47S N47D20D 204HP WARRANTY

BMW 1 Series E81 E82 E87 LCI 123d Complete Engine N47S N47D20D 204HP WARRANTY is a factory diesel unit prepared as a ready-to-install powertrain module for the facelifted 1 Series. This is a solution for users looking for an original BMW engine with a proven configuration, which allows for restoring the full efficiency of the drivetrain without the costly regeneration of an old unit. By maintaining the manufacturer's specifications, the engine retains the power and torque characteristics specific to the 123d version.

Specifications and technical data

• SKU: 2166952-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2166952
• Substitutable numbers: 11002166952, 2166952, 11002151751, 2151751, 11002166953, 2166953, 11002151752, 2151752
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Mileage: 59 000

Technical characteristics of the N47S N47D20D unit

The offered engine belongs to the family of BMW N47 diesel units in the version intended for the facelifted (LCI) 123d model. The design is based on a four-cylinder inline layout, which ensures a good balance between refinement and combustion efficiency. The use of modern diesel injection technology allows for high efficiency while maintaining moderate fuel consumption.

The engine was designed for dynamic driving in the compact 1 Series body, which is why it offers a distinctly sporty character while maintaining the flexibility typical of a diesel in the low and medium RPM range. The unit is adapted to work with factory control systems and accessories used in the BMW 123d, which facilitates integration with the vehicle's existing installation.

Purpose and compatibility

The engine is dedicated to the facelifted BMW 1 Series E81, E82, and E87 models in the 123d version. This means that it is structurally and functionally identical to the factory unit installed in these cars, which minimizes the risk of mechanical and electronic fitment issues. Thanks to the preservation of the original drivetrain architecture, it is possible to use standard mounts, connections to the transmission system, and factory electrical connection points.

Before purchasing, it is recommended to verify compatibility using the VIN and part numbers to confirm full compatibility with the specific vehicle configuration. This approach avoids unnecessary modifications and speeds up the installation process in the workshop.

Benefits of choosing a used BMW engine

Purchasing a used BMW engine from the N47 family is a solution that is often more economically advantageous than a full rebuild of a damaged unit. The offered configuration allows for restoring the car's performance while maintaining the factory operating characteristics, which is particularly important in the case of the high-output 123d version. An additional advantage is the possibility of using existing accessories and controls, provided their technical condition allows for it.

For users who want to approach the purchase of a used powertrain consciously, an expert guide has been prepared, discussing facts and myths related to such components, selection procedures based on VIN and OEM numbers, and sample cost calculations – details can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths.

Condition, mileage, and practical application

The engine comes from an operated vehicle, which means it is a used component, but one that retains operating parameters suitable for further use after proper installation and service maintenance. The declared mileage of the unit allows it to be treated as an attractive base for further operation in a car that is to remain in the original manufacturer's specification. Proper installation preparation – including the replacement of consumables and inspection of accessories – further increases the safety and durability of the entire drivetrain.

An engine configured in this way will work well both in the case of a standard replacement after a failure and during a comprehensive powertrain upgrade in the 1 Series, where the priority is to maintain the factory driving characteristics and full cooperation with the vehicle's electronics.

Drivetrain expansion and other BMW Engines

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional power units, engine blocks, or complete engine assemblies, check the available parts in the BMW Engines category.