2012 BMW 550i Engine Specifications
The 2012 BMW 550i is a luxury sedan that combines performance with comfort. At the heart of this vehicle is a powerful engine designed to deliver both speed and efficiency. Below are the detailed specifications of the engine that powers the 550i.
| Specification | Details |
|---|---|
| Engine Type | 4.4L V8 Twin-Turbocharged |
| Displacement | 4395 cc |
| Power Output | 400 hp @ 5,500 – 6,000 rpm |
| Torque | 450 lb-ft @ 1,800 – 4,500 rpm |
| Compression Ratio | 10.0:1 |
| Fuel System | Direct Injection |
| Fuel Type | Premium unleaded (91 octane or higher) |
| Transmission | 8-speed automatic |
| Drivetrain | Rear-wheel drive (RWD) or all-wheel drive (xDrive) |
Engine Configuration
The engine configuration of the 2012 BMW 550i is designed to offer a balance of power and efficiency. Here are some key aspects of the engine configuration:
V8 Twin-Turbocharged Engine
– The 4.4L V8 engine features twin turbochargers that enhance performance by providing more air to the engine, resulting in increased power output.
– The engine is designed with a DOHC (Dual Overhead Camshaft) setup, which allows for better airflow and improved performance at higher RPMs.
Performance Features
– The engine is equipped with BMW’s Valvetronic technology, which optimizes the air intake for improved efficiency and responsiveness.
– The direct fuel injection system ensures precise fuel delivery, enhancing both performance and fuel economy.
Engine Layout
– The V8 configuration allows for a compact design while providing ample power.
– The engine’s layout contributes to the vehicle’s low center of gravity, improving handling and stability.
Engine Oil Specifications
Proper engine oil is crucial for maintaining the performance and longevity of the 2012 BMW 550i’s engine. Below are the recommended engine oil specifications:
| Specification | Details |
|---|---|
| Oil Type | Full Synthetic |
| Viscosity Rating | 5W-30 |
| Oil Capacity | 8.5 quarts (with filter) |
| Oil Change Interval | 10,000 miles or 12 months, whichever comes first |
Service Intervals
Regular maintenance is essential for keeping the 2012 BMW 550i running smoothly. Below are the recommended service intervals:
Oil Change
– Change the engine oil and filter every 10,000 miles or 12 months.
Air Filter Replacement
– Replace the engine air filter every 30,000 miles or as needed based on driving conditions.
Cabin Air Filter Replacement
– The cabin air filter should be replaced every 15,000 miles to ensure clean air inside the vehicle.
Brake Fluid Replacement
– Brake fluid should be replaced every two years to maintain braking performance.
Coolant Replacement
– The engine coolant should be flushed and replaced every four years or 60,000 miles.
Spark Plug Replacement
– Spark plugs should be replaced every 60,000 miles to ensure optimal engine performance.
Conclusion
The 2012 BMW 550i is equipped with a robust 4.4L V8 twin-turbocharged engine that delivers impressive power and performance. Understanding the engine specifications, configuration, oil requirements, and service intervals is essential for maintaining the vehicle’s performance and longevity. Regular maintenance and the use of the recommended oil will ensure that the BMW 550i continues to perform at its best for years to come.
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