BMW E39 E60 Bare Engine 520i Petrol M54 B22 226S1 170HP 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 E39 E60 Bare Engine 520i Petrol M54 B22 226S1 170HP with 99k miles, WARRANTY is a used, original engine block from the M54 family, designed for 5 Series models. This is a solution for users looking for a proven petrol inline engine with stable performance characteristics and high refinement. The bare engine allows for the flexible transfer of accessories from your previous engine, making it easier to match your specific vehicle configuration.

Specifications and technical data

• SKU: 0302323
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0302323
• Substitutable numbers: 11000302323, 0302323, 11000140986, 0140986, 11000140987, 0140987, 11000302324, 0302324
• Fuel type: Petrol
• Number of cylinders: 6
• Category: Engines
• Mileage: 59 000

Technical characteristics of the M54 B22 engine

The presented engine block belongs to the popular M54 engine family used in the 5 Series. The inline six-cylinder petrol design ensures smooth operation and predictable throttle response, which is valued both in daily use and during more dynamic driving. The unit offers 170 HP, which, when combined with a properly selected gearbox, allows for smooth acceleration and comfortable highway driving.

As a bare engine, it serves as a base for further assembly – the user or workshop utilizes existing accessories, wiring harnesses, and auxiliary components, making it easier to maintain compatibility with the specific equipment of a given BMW vehicle. This configuration is often chosen for post-accident repairs or when replacing a unit after a mechanical failure.

Application in BMW E39 and E60

The engine in question is intended for BMW 5 Series E39 and E60 models in the 520i version, which were factory-equipped with the M54 B22 petrol engine. As a result, it serves as a natural replacement for the factory power unit without the need for unusual structural modifications. In practice, this means the ability to maintain the original handling characteristics, drivetrain operation, and compatibility with the vehicle's factory electronics (after proper selection and installation).

The engine from this series performs well in cars used both in city traffic and on longer routes. The inline-six petrol engine is a popular choice among drivers who value smooth power delivery and predictable behavior at higher RPMs.

Condition, mileage, and benefits of choosing a used engine

The unit is offered as a used bare engine, which allows for optimizing repair costs compared to purchasing a complete new engine. The declared mileage is important information when planning further operation – lower wear on internal components usually translates into greater potential for further service life after proper installation and initial maintenance (oil, filter, spark plug changes, and seal inspection).

Choosing a used engine is particularly beneficial for cars where the cost-effectiveness of installing a brand-new unit would be economically unjustified. A properly selected and verified used engine allows for restoring vehicle functionality within a reasonable budget while maintaining the original drivetrain specification.

For users who want to better understand the differences between new and used power units, selection procedures based on OEM numbers, and the real costs of such repairs, the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses the key aspects of purchasing a used engine in detail, will be helpful.

Selection, installation, and workshop aspects

Before installation, it is recommended that the workshop verifies the compatibility of the engine with the specific vehicle equipment version using the OEM part number and interchangeable numbers available in the technical specification. This facilitates correct matching with the electrical system, fuel system, and engine control unit. Professional installation usually includes:

• verification of the condition of seals and timing components,
• replacement of consumables (oil, filters, fluids),
• inspection of the cooling and lubrication systems,
• adaptation of the engine control unit according to the manufacturer's procedures.

This approach allows for maximizing the potential of the used engine and minimizing the risk of unplanned vehicle downtime after replacing the power unit.

BMW engines – additional expansion possibilities

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 additional engines, check out the available parts in the BMW Engines category.

In the context of rising costs of new components for premium cars, it is also worth familiarizing yourself with a market analysis of used parts, which discusses why original dismantled components are increasingly becoming the preferred solution for conscious users and workshops: used originals for premium cars as an answer to the new parts crisis.