BMW M52B28 Engine Specifications
The BMW M52B28 is a notable inline-six engine that has garnered attention for its performance and reliability. This engine is part of the M52 family, which was produced from the mid-1990s to the early 2000s. Below is a detailed overview of the M52B28 engine specifications.
| Specification | Details |
|---|---|
| Engine Type | Inline-6 |
| Displacement | 2.8 liters (2793 cc) |
| Power Output | 193 hp (143 kW) at 5,300 rpm |
| Torque | 206 lb-ft (280 Nm) at 3,800 rpm |
| Compression Ratio | 10.5:1 |
| Fuel System | Multipoint Fuel Injection |
| Valvetrain | DOHC, 24 valves |
| Bore x Stroke | 84 mm x 89.6 mm |
| Engine Weight | Approximately 160 kg (352 lbs) |
| Fuel Type | Premium unleaded (RON 95) |
Engine Configuration
The M52B28 engine features a sophisticated design that contributes to its performance characteristics. Below are some key aspects of its configuration:
Inline-Six Design
– The inline-six layout provides a smooth operation and balanced performance, minimizing vibrations compared to other engine configurations.
– This design allows for a more compact engine size while maintaining a larger displacement.
DOHC Valvetrain
– The double overhead camshaft (DOHC) configuration enhances airflow into and out of the combustion chamber, improving efficiency and power output.
– With 24 valves, the engine can achieve better performance at higher RPMs.
Fuel Injection System
– The multipoint fuel injection system ensures optimal fuel delivery to each cylinder, enhancing fuel efficiency and performance.
– This system also helps in reducing emissions, making the engine more environmentally friendly.
Engine Oil Specifications
Proper maintenance of the M52B28 engine includes using the right engine oil. Below are the specifications and recommendations for engine oil.
| Specification | Details |
|---|---|
| Oil Type | Synthetic or Conventional |
| Viscosity Rating | 5W-30 or 10W-40 |
| Oil Capacity (with filter) | 6.5 liters (6.9 quarts) |
| Oil Change Interval | 7,500 miles (12,000 km) or 12 months |
Service Intervals
Regular maintenance is crucial for the longevity and performance of the M52B28 engine. Below are recommended service intervals for various components.
Oil Change Intervals
– Change engine oil and filter every 7,500 miles (12,000 km) or at least once a year, whichever comes first.
Air Filter Replacement
– Replace the air filter every 30,000 miles (48,000 km) or as needed, depending on driving conditions.
Fuel Filter Replacement
– Replace the fuel filter every 60,000 miles (96,000 km) to ensure proper fuel delivery and engine performance.
Spark Plug Replacement
– Change spark plugs every 60,000 miles (96,000 km) for optimal ignition and engine efficiency.
Coolant Change
– Replace the engine coolant every 2 years or 30,000 miles (48,000 km) to prevent overheating and corrosion.
Transmission Fluid Change
– Change the transmission fluid every 30,000 to 60,000 miles (48,000 to 96,000 km) for smooth shifting and longevity of the transmission.
Conclusion
The BMW M52B28 engine is a well-engineered powerplant that combines performance with reliability. Understanding its specifications, configuration, and maintenance requirements is essential for any owner or enthusiast. By adhering to the recommended service intervals and using the correct engine oil, you can ensure that your M52B28 engine continues to perform at its best for years to come.
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