BMW 840i Engine Specifications
The BMW 840i is a luxury sports coupe that combines performance with elegance. At the heart of this vehicle is a powerful engine that delivers impressive performance metrics. Below are the detailed engine specifications for the BMW 840i.
| Specification | Details |
|---|---|
| Engine Type | 3.0L BMW TwinPower Turbo inline 6-cylinder |
| Displacement | 2,998 cc |
| Power Output | 335 hp (250 kW) at 5,000 – 6,500 rpm |
| Torque | 368 lb-ft (500 Nm) at 1,600 – 4,500 rpm |
| Compression Ratio | 10.2:1 |
| Fuel System | Direct injection |
| Fuel Type | Premium unleaded (91 octane or higher) |
| Transmission | 8-speed Steptronic automatic |
| 0-60 mph | 4.5 seconds |
| Top Speed | 155 mph (electronically limited) |
Engine Configuration
The engine configuration of the BMW 840i is designed for optimal performance and efficiency. Here are the key aspects of its configuration:
Engine Layout
- Inline 6-cylinder engine
- Turbocharged for enhanced power delivery
Cooling System
- Water-cooled with an integrated oil cooler
- Efficient heat dissipation for sustained performance
Intake and Exhaust
- Variable valve timing (Valvetronic)
- Dual exhaust system for improved airflow
Engine Oil Specifications
Proper engine oil is crucial for maintaining the performance and longevity of the BMW 840i’s engine. Below are the specifications for engine oil:
| Specification | Details |
|---|---|
| Oil Type | Full synthetic |
| Viscosity Rating | SAE 0W-30 or SAE 5W-30 |
| Oil Capacity | Approx. 8.5 quarts (8 liters) with filter |
| Oil Change Interval | 10,000 miles or 12 months, whichever comes first |
Service Intervals
Regular maintenance is essential for the BMW 840i to ensure its engine operates efficiently and reliably. Below are the recommended service intervals:
Oil Change Intervals
- Every 10,000 miles or 12 months
General Maintenance Schedule
- Every 30,000 miles:
- Replace air filter
- Inspect brake pads and rotors
- Every 60,000 miles:
- Replace spark plugs
- Inspect and replace drive belts if necessary
- Every 100,000 miles:
- Inspect and replace coolant
- Check transmission fluid levels
Conclusion
The BMW 840i is a remarkable vehicle that offers a blend of luxury and performance. Its engine specifications highlight its power and efficiency, while the recommended service intervals ensure that it remains in peak condition. By adhering to the specified engine oil requirements and maintenance schedule, owners can enjoy the full capabilities of their BMW 840i for years to come.
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