BMW M57N2 Engine Specifications
The BMW M57N2 engine is a robust and efficient diesel engine that has garnered attention for its performance and reliability. It is part of BMW’s M57 family of engines, known for their advanced engineering and innovative technology. Below are the detailed specifications of the M57N2 engine.
| Specification | Details |
|---|---|
| Engine Type | Inline 6-cylinder diesel |
| Displacement | 2,998 cc (3.0 L) |
| Power Output | 204 hp (150 kW) @ 4,000 rpm |
| Torque | 420 Nm (310 lb-ft) @ 1,750 – 2,500 rpm |
| Bore x Stroke | 84 mm x 90 mm |
| Compression Ratio | 17.0:1 |
| Fuel System | Common Rail Direct Injection |
| Turbocharger | Single variable geometry turbocharger |
| Weight | Approximately 200 kg (440 lbs) |
Engine Configuration
The M57N2 engine features a well-thought-out configuration that contributes to its performance and efficiency. Here are some key aspects of its engine configuration:
- Inline Configuration: The inline 6-cylinder layout provides a smooth operation and balanced performance.
- DOHC Design: The double overhead camshaft (DOHC) design enhances airflow and improves combustion efficiency.
- Intercooler: An integrated intercooler helps to reduce the temperature of the intake air, increasing efficiency and power output.
- Variable Geometry Turbocharger: This feature optimizes boost pressure across a wide range of engine speeds, enhancing responsiveness.
- Common Rail Injection: The common rail direct injection system allows for precise fuel delivery, improving fuel efficiency and reducing emissions.
Engine Oil Specifications
Proper engine oil is crucial for maintaining the performance and longevity of the BMW M57N2 engine. Below are the recommended engine oil specifications:
| Specification | Details |
|---|---|
| Oil Type | Fully Synthetic Diesel Engine Oil |
| Viscosity Grade | 5W-30 or 5W-40 |
| Oil Capacity | Approx. 7.5 liters (including filter) |
| Oil Change Interval | 15,000 km (9,300 miles) or 12 months, whichever comes first |
Service Intervals
Regular maintenance is essential for the optimal performance of the M57N2 engine. Below are the recommended service intervals:
- Oil Change: Every 15,000 km (9,300 miles) or 12 months.
- Air Filter Replacement: Every 30,000 km (18,600 miles).
- Fuel Filter Replacement: Every 30,000 km (18,600 miles).
- Coolant Replacement: Every 60,000 km (37,300 miles).
- Timing Belt Inspection: Every 100,000 km (62,000 miles); replacement recommended at this interval.
Conclusion
The BMW M57N2 engine is a testament to BMW’s commitment to engineering excellence. With its powerful performance, efficient fuel consumption, and advanced technology, it remains a popular choice among enthusiasts and everyday drivers alike. Regular maintenance and adherence to oil specifications are vital for ensuring the longevity and reliability of this impressive engine.
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