BMW 3 Series E46 325i Bare Engine M54 B25 256S5 192HP with 99k 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 3 Series E46 325i Bare Engine M54 B25 256S5 192HP with 99k miles WARRANTY is a used petrol short block prepared as a solid base for professional repairs or engine swaps. By maintaining the original specifications and having a mileage suitable for continued use, it represents an attractive solution for workshops and informed users looking for a proven inline engine. This is an ideal choice for those who want to restore the full performance of their BMW 3 Series E46 325i while preserving the characteristic operation of the M54 unit.

Specifications and technical data

• SKU: 7506888
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7506888
• Substitutable numbers: 11007506888, 7506888, 11007506889 11007506882 11007506883, 7506889 7506882 7506883
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Mileage: 59 000

Technical characteristics of the M54B25 unit

The presented engine belongs to the popular M54 family, known for its smooth operation and excellent power delivery. The six-cylinder inline layout provides the flexibility characteristic of BMW, as well as smooth torque development across the entire rev range. The use of petrol fuel allows for precise tuning and easier integration with the factory electronics in the 3 Series E46 325i model.

The engine is offered as a bare short block, meaning it serves as a base for further assembly of accessories according to the requirements of a specific vehicle. This configuration is particularly beneficial for workshops that have functional accessories from a damaged unit and want to reduce repair costs.

Purpose and compatibility

The discussed short block was designed to work with the drivetrain of the BMW 3 Series E46 generation in the 325i version, which factory-fitted the M54B25 unit with 192 HP. Thanks to the preservation of the original design configuration, installation in a vehicle with the same powertrain is predictable and consistent with factory specifications.

The engine is particularly suitable for the following applications:

• direct replacement of a damaged short block in a BMW 3 Series E46 325i,
• restoring the factory specification of a car after a mechanical engine failure,
• repair projects where maintaining the original M54 engine type is crucial.

Condition, mileage, and operational potential

The engine is offered as used, with documented mileage that allows for further operation after proper installation and service maintenance. The declared mileage is important information for workshops planning long-term vehicle use after an engine replacement.

Before installation, standard preparatory steps are recommended, such as checking seals, verifying the condition of timing components, and replacing consumables in accordance with BMW service procedures. This approach increases operational safety and allows for fully utilizing the potential of this unit.

Application in workshop practice

For professional services and independent mechanics, the BMW 3 Series E46 325i Bare Engine M54 B25 256S5 192HP with 99k miles WARRANTY is a convenient solution that allows for flexible adaptation of accessories to a specific car. This facilitates:

• transferring functional components from the previous engine,
• maintaining compatibility with the existing electrical installation and ECU,
• optimizing repair costs while maintaining high-quality workmanship.

The petrol unit with a six-cylinder configuration is valued for its refinement, which translates into driving comfort and the characteristic sound typical of BMW models from that era.

BMW engines and informed powertrain selection

When choosing a used engine for a BMW, it is worth knowing the specifics of individual generations and designs. For those who want to better understand the differences between engines in newer models, a guide describing typical problems and repair costs will be helpful. A detailed discussion of problematic designs in the E90 series can be found in the article about problematic BMW E90 engines and their typical faults.

BMW engines – expansion and modernization of the powertrain area

If you are planning a comprehensive repair or modernization 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 out the available parts in the BMW Engines category.