B-M-W B52B30 engine X3 X5 520Li 528 Z4 730 630 530 2.5L Used high quality engine

B-M-W B52B30 engine X3 X5 520Li 528 Z4 730 630 530 2.5L Used high quality engine

Technical Parameters

• Engine Code: N52B30 (3.0L) or N52B25 (2.5L).

• Displacement: 2.5L (2497cc) or 3.0L (2996cc).

• Horsepower: 174–268 HP (varies by model/year).

• Torque: 175–232 lb-ft.

• Redline: 7,000 RPM.

• Fuel System: Direct injection (N52K) or port injection.

• Block Material: Magnesium-aluminum composite.

• Valvetrain: DOHC with Valvetronic III and Dual VANOS.

• Compression Ratio: 10.7:1 (varies by version).

• Emissions: Meets Euro 4 standards.

Key Selling Points (Used B-M-W N52 Engine)

1. Proven Reliability & Durability

   • Renowned as one of B-M-W’s most reliable naturally aspirated engines, with fewer turbo-related complexities (e.g., no turbocharger failure risks).

   • Magnesium-aluminum composite block reduces weight while maintaining strength.

2. Smooth Performance

   • 3.0L/2.5L Inline-6 Configuration: Delivers linear power delivery and silky-smooth operation.

   • Valvetronic & Double VANOS: Variable valve timing for optimized power, torque, and fuel efficiency.

3. Enthusiast-Friendly Design

   • Naturally aspirated character appeals to drivers who prefer throttle responsiveness and a classic B-M-W inline-6 feel.

   • Compatible with popular B-M-W models (E90 3 Series, E60 5 Series, E83 X3, Z4, etc.), making it a sought-after replacement engine.

4. Lower Maintenance Costs vs. Turbo Engines

   • No turbochargers, intercoolers, or high-pressure fuel pumps to maintain (common pain points in N54/N55 engines).

   • Timing chain is generally robust if oil changes were regular (unlike later N20/N26 engines).

5. Tuning Potential

   • Responsive to basic mods (intake, exhaust, ECU tune) for modest power gains.

   • Popular in retrofits or restomods due to its compact size and compatibility

   •  

     • Why Buyers Choose the N52

       • Balance of Performance & Reliability: Ideal for daily drivers or enthusiasts avoiding turbo complexity.

       • B-M-W’s Last Great NA Engine: A modern classic with a passionate fanbase.

     
     

     Description
     Please note that all items labeled "used" have been used and may bear minor scratches and scuff marks.

     However, they are fully functional and functional. We recommend viewing the pictures provided before

     purchasing to make sure you are happy with the condition of the item.
     All components are tested before or after they are removed from the vehicle. Please note that this part is

     a previously installed second hand item. The items shown in the image are accurate items provided in this list,

     unless otherwise stated in the item description.
     Before making a purchase, make sure that the part codes and body panels you purchase match the parts of the

     vehicle you are trying to repair.
     Most electronic parts (ECUs, modules, headlights, etc.) may require coding/programming
     If you need any additional parts, please contact us before placing your order. We will be more than happy to

     check if we have any other items you may need. Discounts are available for multiple purchases.