2002 BMW 325i Engine Specs
The 2002 BMW 325i is a part of the E46 generation, which is well-regarded for its blend of performance, comfort, and handling. The engine specifications for this model reflect its reputation as a sporty yet practical sedan. Below is a detailed overview of the engine specifications.
| Specification | Details |
|---|---|
| Engine Type | Inline 6-cylinder |
| Displacement | 2.5 liters (M54B25) |
| Power Output | 184 hp (137 kW) at 6,000 RPM |
| Torque | 175 lb-ft (237 Nm) at 3,500 RPM |
| Compression Ratio | 10.5:1 |
| Fuel System | Multi-Point Fuel Injection |
| Fuel Type | Premium unleaded (91 octane or higher) |
| Transmission Options | 5-speed manual / 5-speed automatic |
| Drivetrain | Rear-wheel drive (RWD) |
Engine Configuration
The engine configuration of the 2002 BMW 325i is designed to provide a balance between performance and efficiency. The inline 6-cylinder engine is known for its smooth operation and strong power delivery.
Key Features of the Engine Configuration
- Inline 6-cylinder layout provides a smooth and balanced operation.
- Aluminum alloy construction for reduced weight and improved thermal efficiency.
- Double VANOS variable valve timing system enhances performance across the RPM range.
- Chain-driven timing system for durability and reduced maintenance.
- Multi-point fuel injection for optimal fuel atomization and combustion efficiency.
Engine Oil Specs & Service Intervals
Maintaining the right engine oil and adhering to service intervals is crucial for the longevity and performance of the 2002 BMW 325i. Below are the recommended engine oil specifications and service intervals.
Engine Oil Specifications
| Specification | Details |
|---|---|
| Oil Type | Synthetic or conventional oil meeting BMW Longlife-01 specification |
| Viscosity | 5W-30 or 10W-40 |
| Oil Capacity (with filter) | 6.5 quarts (6.2 liters) |
Service Intervals
- Oil Change Interval: Every 7,500 miles (12,000 km) or 12 months, whichever comes first.
- Oil Filter Replacement: Every oil change.
- Inspection Service: Every 15,000 miles (24,000 km) or 2 years.
- Coolant Change: Every 3 years or 30,000 miles (48,000 km).
- Transmission Fluid Change: Every 30,000 miles (48,000 km).
Conclusion
The 2002 BMW 325i is a well-engineered vehicle that combines performance and reliability. Understanding its engine specifications, configuration, and maintenance requirements is essential for any owner or enthusiast. By adhering to the recommended oil specifications and service intervals, owners can ensure their BMW 325i continues to deliver an enjoyable driving experience for years to come.
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