BMW E46 330i Engine Specifications
The BMW E46 330i, part of the iconic 3 Series produced from 1997 to 2006, is renowned for its performance and driving dynamics. The engine specifications of the E46 330i are a testament to BMW’s engineering prowess, combining power, efficiency, and reliability.
Engine Overview
The E46 330i is equipped with a robust inline-six engine that delivers a thrilling driving experience. Below is a detailed specification chart for the engine.
| Specification | Details |
|---|---|
| Engine Type | Inline-6 (I6) |
| Displacement | 3.0 liters (2990 cc) |
| Power Output | 225 hp (168 kW) at 5900 rpm |
| Torque | 214 lb-ft (290 Nm) at 3500 rpm |
| Compression Ratio | 10.2:1 |
| Fuel System | Electronic fuel injection |
| Fuel Type | Premium unleaded gasoline |
| Transmission Options | 6-speed manual or 5-speed automatic |
| 0-60 mph | 6.1 seconds |
| Top Speed | 155 mph (electronically limited) |
Engine Configuration
The engine configuration of the BMW E46 330i is designed for optimal performance and efficiency. The inline-six layout is known for its smooth operation and balanced characteristics.
Key Features of the Engine Configuration
- Inline-6 Design: The inline-six configuration provides a natural balance and smoothness, reducing vibrations and enhancing driving comfort.
- Aluminum Block and Head: The use of aluminum in the engine construction helps reduce weight while maintaining structural integrity.
- Double Vanos System: BMW’s variable valve timing technology improves performance across the RPM range and enhances fuel efficiency.
- High Revving Nature: The engine is designed to deliver power at higher RPMs, making it suitable for spirited driving.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the BMW E46 330i. The following specifications outline the recommended engine oil types and service intervals.
Recommended Engine Oil
- Viscosity Grade: 5W-30 or 0W-40
- Oil Type: Synthetic oil is highly recommended for optimal performance.
- API Rating: API SN or higher
Oil Capacity
The oil capacity for the BMW E46 330i is approximately 6.5 quarts (6.2 liters) when including the oil filter.
Service Intervals
Regular oil changes and maintenance are essential to keep the engine running smoothly. Below are the recommended service intervals for the BMW E46 330i.
Oil Change Intervals
- Every 7,500 miles (12,000 km) or 12 months, whichever comes first.
- For severe driving conditions (e.g., frequent short trips, stop-and-go traffic), consider changing oil every 5,000 miles (8,000 km).
Additional Maintenance Recommendations
- Check oil level regularly, especially before long trips.
- Inspect the oil filter during each oil change and replace as necessary.
- Monitor for any oil leaks or changes in oil color and consistency.
Conclusion
The BMW E46 330i stands out with its impressive engine specifications, configuration, and maintenance requirements. Understanding these aspects is essential for enthusiasts and owners who wish to maintain the performance and reliability of their vehicle. Regular maintenance, particularly with engine oil, ensures that the E46 330i continues to deliver an exhilarating driving experience for years to come.
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