2009 BMW 750Li Engine Specifications
The 2009 BMW 750Li is a luxury sedan that combines performance with comfort. At the heart of this vehicle is a powerful engine that delivers impressive performance metrics. Below is a detailed overview of the engine specifications for the 2009 BMW 750Li.
| Specification | Details |
|---|---|
| Engine Type | 4.4L V8 Twin-Turbocharged |
| Displacement | 4395 cc |
| Horsepower | 400 hp @ 5,500 rpm |
| Torque | 450 lb-ft @ 1,800-4,500 rpm |
| Compression Ratio | 10.0:1 |
| Fuel System | Direct Injection |
| Fuel Type | Premium Unleaded |
| Transmission | 6-Speed Automatic |
| Drivetrain | Rear-Wheel Drive (RWD) |
| 0-60 mph | 5.0 seconds |
| Top Speed | 155 mph (electronically limited) |
Engine Configuration
The engine configuration of the 2009 BMW 750Li is designed to provide a balance of power and efficiency. Below are the key aspects of its configuration:
Engine Layout
- Type: V8
- Number of Cylinders: 8
- Valvetrain: DOHC (Dual Overhead Camshaft)
- Variable Valve Timing: Yes
Turbocharging
- Type: Twin-Turbocharged
- Boost Pressure: Approximately 12.0 psi
Cooling System
- Cooling Type: Liquid Cooling
- Oil Cooler: Yes
Engine Oil Specifications & Service Intervals
Proper maintenance of the engine oil is crucial for the longevity and performance of the 2009 BMW 750Li. Below are the recommended oil specifications and service intervals.
Engine Oil Specifications
| Specification | Details |
|---|---|
| Oil Type | Synthetic Motor Oil |
| Viscosity Rating | 5W-30 |
| Oil Capacity (with filter) | 8.5 quarts (8.0 liters) |
Service Intervals
- Oil Change Frequency: Every 10,000 miles or 12 months, whichever comes first
- Oil Filter Replacement: Every oil change
- Inspection of Oil Levels: Monthly or before long trips
Additional Maintenance Tips
- Always use high-quality synthetic oil that meets BMW specifications.
- Check oil levels regularly and top off as necessary.
- Monitor for any oil leaks or changes in engine performance.
Conclusion
The 2009 BMW 750Li stands out in the luxury sedan market, offering a robust engine that delivers both power and efficiency. Understanding the engine specifications, configuration, and maintenance requirements is essential for owners who wish to keep their vehicle in optimal condition. Regular oil changes and adherence to service intervals will ensure that the engine continues to perform at its best for years to come.
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