BMW E46 323i Petrol M52 170HP Complete Engine 256S4 with 109k miles, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

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

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

BMW E46 323i Petrol M52 170HP Complete Engine 256S4 with 109k miles, WARRANTY is a complete powertrain from the M52 family, designed for the 3 Series E46 models with a petrol unit. A used engine from this generation is an attractive solution for drivers looking for a proven, six-cylinder design with harmonious power characteristics and smooth operation. Thanks to the completeness of the assembly, it provides a solid base for a professional engine replacement in your BMW.

Specifications and technical data

• SKU: 0007953-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0007953
• Substitutable numbers: 0007953, 11000007953, 0007947, 11000007947, 0007954, 11000007954
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Mileage: 109 000

Characteristics of the M52 170HP power unit

The M52 petrol engine with 170 HP is a classic, six-cylinder inline unit, valued for its smooth operation and linear power delivery. The version used in the BMW E46 323i provides dynamic acceleration while maintaining good flexibility in everyday driving. The six-cylinder design promotes stable operation across the entire rev range and predictable behavior under load.

A complete engine from this series is a popular choice both for standard replacement of a worn-out unit and for restoration projects where maintaining the original drive specification in the BMW E46 is essential.

Purpose and application in the BMW E46 323i

The offered powertrain was designed to work with the BMW 3 Series E46 generation drivetrain in the 323i version. By maintaining the factory configuration, the engine integrates well with the vehicle's original installation, which facilitates installation in a specialized workshop. The petrol design of this unit is particularly appreciated by users who prefer smooth revving and the characteristic sound of an inline "six".

The engine will work well both as a replacement in a daily-driven car and in project cars where the priority is to maintain the original character of the 323i model.

Condition, mileage, and benefits of choosing a used engine

The unit comes from the Engines category and is offered as a used item, which allows for a significant reduction in repair costs compared to purchasing a new powertrain. The declared engine mileage allows for an assessment of the wear level and planning of any necessary service activities after installation, such as changing fluids or auxiliary components.

Choosing a complete used engine for a BMW allows for:

• maintaining the original operating characteristics of the M52 unit in the E46 323i model,
• reducing repair costs while maintaining high vehicle functionality,
• shortening vehicle downtime thanks to a ready-to-install powertrain.

Technical aspects relevant to installation

The six-cylinder petrol engine requires precise installation and verification of compatibility with the accessories and control systems of the specific BMW E46 unit. Before installation, it is worth consulting a mechanic specializing in the BMW brand to confirm the unit's compatibility with the engine management system, transmission, and electrical installation used.

The presence of the OEM part number and interchangeable numbers in the technical specification makes it easier to match the engine to a specific vehicle configuration and minimizes the risk of incompatibility. This is especially important when replacing units within the same engine family but with different equipment variants.

BMW Engines – expanding vehicle configuration

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 powertrains, check out the available parts in the BMW Engines category.

Expert support and additional information

Before purchasing a used engine for a BMW, it is worth familiarizing yourself with the typical problems of this brand's power units to consciously plan service after installation and avoid unnecessary costs. Practical tips regarding failure rates, common faults, and repair cost-effectiveness can be found in the article: Faulty BMW E90 engines: check what can ruin your budget!. Although it concerns a different generation, it helps to understand the specifics of operating BMW engines and to approach the purchase of a used unit reasonably.

By choosing the BMW E46 323i Petrol M52 170HP Complete Engine 256S4 with 109k miles, WARRANTY, you gain a coherent powertrain that, after professional installation, will allow you to restore the full performance of your car and maintain the characteristic driving properties of the 3 Series with a classic inline "six".