BMW E81 E87 E90 118d 120d 318d 320d N47 Bare Engine N47D20A w 26k 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.).

BMW E81 E87 E90 118d 120d 318d 320d N47 Bare Engine N47D20A w 26k miles WARRANTY is an original diesel short block designed for BMW 1 Series and 3 Series models equipped with the N47 unit. The offered component comes from a 2.0 Diesel version with a four-cylinder construction, ensuring a good balance between dynamics and operating economy. Thanks to its low mileage and preserved factory specifications, the engine serves as an attractive base for professional repair or replacement of the powertrain.

Specifications and technical data

• SKU: 2146549-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2146549
• Substitutable numbers: 11002146549, 2146549, 11000433009, 0433009, 11000427824, 0427824, 11000441287, 0441287, 11002146550, 2146550, 11000433010, 0433010, 11000427825, 0427825, 11000441289, 0441289
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Engine code: N47D20A
• Mileage: 26 000

Purpose and compatibility

The N47D20A base engine is used in popular BMW 1 Series (E81, E87) and 3 Series (E90) models in 118d, 120d, 318d, and 320d versions. The design based on four cylinders in an inline configuration and diesel fuel supply allows for stable torque characteristics, suitable for both city and highway driving. The unit is prepared as a bare short block, which facilitates the use of existing accessories from the previous engine in the car.

Technical characteristics of the N47D20A unit

The N47 family consists of modern BMW diesel engines, known for their favorable power-to-fuel consumption ratio. The four-cylinder architecture ensures compact dimensions and good service accessibility in the engine bay. The use of diesel fuel supply promotes high thermal efficiency and favorable combustion parameters while maintaining moderate fuel consumption. The offered short block is suitable for users looking for an original powertrain unit with preserved factory operating characteristics.

Use in repairs and upgrades

The N47D20A bare engine will prove useful in situations where the existing unit has suffered serious mechanical damage or requires uneconomical repair. Replacing the short block allows for:

• transferring functional accessories from the damaged engine,
• maintaining the original powertrain specification in the vehicle,
• reducing vehicle downtime in the workshop.

Thanks to its low mileage, the engine is a particularly interesting option for workshops specializing in the BMW brand and for users who want to restore full powertrain efficiency at controlled costs. The Engines category includes key components for the operation of the powertrain, which is why choosing the right unit has a direct impact on the durability and refinement of the vehicle.

Benefits of choosing a used BMW engine

A used N47D20A short block allows for a significant reduction in repair costs compared to a brand-new unit, while maintaining the original BMW design. In practice, this means:

• the possibility of using existing installation and control systems in the vehicle,
• maintaining serial engine operating parameters,
• easier integration with the powertrain without costly modifications.

For users considering the purchase of a used engine or gearbox, the following expert guide will be particularly useful: Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses, among other things, selection by OEM numbers and the economic aspects of such a repair.

Support for powertrain selection and expansion

When selecting the N47D20A short block, it is crucial to verify the compatibility of the engine code and vehicle parameters to ensure proper cooperation with existing electronics and accessories. If necessary, it is worth consulting a workshop specializing in the BMW brand, which will assess the condition of the accessories and plan their transfer to the new short block. If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as blocks, cylinder heads, or complete short blocks, check the available parts in the BMW Engines category.