BMW X3 Series E83 2.0i Petrol N46 150HP Bare Engine N46B20B with 81k m 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 X3 E83 2.0i N46 Engine N46B20B 150HP is an original powertrain from the N46 family, designed for gasoline versions of the BMW X3 E83. The engine comes from a vehicle operated under normal conditions and provides a solid basis for professional repair or replacement of the unit in your car.

Specifications and technical data

• SKU: 0406822
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0406822
• Substitutable numbers: 11000406822, 0406822, 11000430938, 0430938, 11000406823, 0406823, 11000430939, 0430939
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Mileage: 81 000

Technical Characteristics of the N46B20B Engine

The presented engine is a four-cylinder, inline gasoline unit from the N46 family, used in the BMW X3 E83 2.0i model. The four-cylinder design ensures balanced operating parameters, good running smoothness, and predictable torque characteristics within the typical RPM range.

The N46B20B gasoline unit is known for its linear power delivery and adequate flexibility for everyday driving. The engine was designed to combine reasonable fuel consumption with dynamic throttle response, which fits well with the SUV character of the BMW X3 E83.

Application in BMW X3 E83 2.0i

The N46B20B 150HP engine is the factory-specified powertrain for the 2.0i version of the BMW X3 E83. This ensures full compatibility with the vehicle's factory electronics, ancillaries, and drivetrain, provided the installation is performed on the correct model version.

In practice, this means that with a correctly performed installation, you can achieve:

• seamless operation with the stock engine control unit and the vehicle's electrical system,
• preservation of factory power parameters and engine operating characteristics,
• no need for modifications to the body structure or drivetrain, when using appropriate accompanying components.

Condition, Mileage, and Suitability for Further Operation

The engine comes from a used vehicle, which is important when assessing its operational history. Documented mileage allows for a better estimation of the unit's potential for further work after installation in another car. This type of engine is particularly attractive to users who:

• are looking for a service solution cheaper than a full rebuild of their own unit,
• want to replace a damaged engine with a complete unit of known origin,
• plan to restore the functionality of a BMW X3 E83 2.0i after a major drivetrain failure.

Before installation, standard preparatory steps are recommended, such as checking for leaks, verifying ancillaries, and replacing consumables according to BMW service procedures.

Benefits of Using an Original BMW Engine

Choosing a used, original BMW engine for the X3 E83 offers a number of practical benefits:

• Factory Compatibility – the unit is designed specifically for this model, without the need for structural adaptation.
• Consistent Driving Characteristics – maintaining the handling and dynamics to which the vehicle's other components are adapted.
• Potential to Use Existing Ancillaries (where technically justified) – which can reduce the overall repair cost.
• Predictable Unit Behavior – a well-known design, thoroughly documented in service manuals and workshop practice.

Fitment, Reference Numbers, and Technical Support

The engine belongs to the Engines category and is an original BMW part. It has an assigned OEM part number and related interchangeable numbers, which facilitates verification of compatibility with a specific BMW X3 E83 2.0i version in parts catalogs and service systems. Before purchasing, it is advisable to compare the designations with the vehicle's documentation or consult a mechanic specializing in the BMW brand.

If you are looking for other BMW engines for various models of this brand, check out the BMW engines available in our store to select the powertrain suitable for your car.

Technical Knowledge and Additional Materials

Before deciding to replace the powertrain, it is worth familiarizing yourself with common BMW engine issues to better assess the condition of your current drivetrain and the cost-effectiveness of repairs. Useful information can be found in the article: Troublesome BMW E90 Engines: Find Out What Can Ruin Your Budget!. Although it concerns a different model, it discusses characteristic issues related to BMW gasoline units, which may be helpful when planning service work.