BMW X5 F15 40eX Bare Engine N20 N20B20A with 89k 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 X5 F15 40eX Bare Engine N20 N20B20A with 89k miles, WARRANTY is a used, complete block with cylinder head designed for the BMW N20 series petrol powertrain. The bare engine serves as a solid foundation for a professional engine rebuild, allowing you to transfer the accessories from your previous unit and restore the performance of the drivetrain. This solution is particularly beneficial in cases of major mechanical damage, where refurbishing the old block is not cost-effective.

Specifications and technical data

• SKU: 2470295
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2470295
• Substitutable numbers: 2470295, 11002470295, 5A42456, 11005A42456
• Fuel type: Petrol
• Number of cylinders: 4
• Category: Engines
• Engine code: N20B20A
• Mileage: 89 000

Purpose and technical specifications

The offered engine is dedicated to BMW X5 F15 models in the 40eX version with the N20B20A engine code. The design, based on an inline four-cylinder layout, ensures a good balance between performance and engine efficiency. The use of petrol fuel supply allows for smooth, refined engine operation and compatibility with factory control systems and accessories used in this generation of BMW.

The bare engine is the right choice when your current engine has suffered damage to the block, cylinder head, or crankshaft system, while the remaining accessories (turbo, injectors, pumps, manifolds, wiring harness) are still suitable for further use. This configuration allows you to optimize repair costs while maintaining a high-quality base component.

Benefits of using the N20B20A bare engine

Replacing it with a bare engine from the same family of units minimizes the risk of mechanical and electronic compatibility issues. You retain the original vehicle specification, which facilitates subsequent maintenance and diagnostics. The N20 family unit is widely documented in BMW service manuals, ensuring that the workshop has access to detailed assembly procedures.

The mileage of the unit is an important parameter when assessing operational potential – in this case, the engine has covered a certain distance, but it still serves as a valuable base for further operation after proper installation and appropriate servicing. For many BMW X5 F15 users, this is a reasonable compromise between cost and durability, especially when they want to maintain the original drivetrain configuration.

Professional installation and service recommendations

To fully utilize the capabilities of this unit, installation in a specialized workshop familiar with the specifics of N20 engines is recommended. During the swap, it is worth:

• verifying the condition of the accessories transferred from the old engine,
• using new seals, single-use bolts, and operating fluids,
• checking the cooling and lubrication systems for obstructions and leaks,
• performing adaptations and start-up procedures in accordance with BMW guidelines.

This approach reduces the risk of secondary failures and allows for stable, predictable operation of the unit in the long term. Properly executed installation is crucial for the longevity of any used engine, especially in modern designs with advanced electronic control systems.

BMW engines – practical knowledge and choosing the right unit

Before deciding to replace the engine, it is worth familiarizing yourself with typical problems of BMW petrol units to consciously assess the condition of the accessories and plan any preventive actions. A useful source of information may be an article describing critical designs in popular models, such as the E90 – you can find it here: Faulty BMW E90 engines – a practical guide to problematic units.

If you want to better prepare for purchasing a used engine and learn the list of steps to take before installation, check out the guide: how to safely buy a used car engine. This is a helpful addition to the knowledge for both individual users and workshops.

BMW engines – selecting components from the same group

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.