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The BMW B58 engine has become a popular choice among enthusiasts, especially in the M240i model. With its impressive performance capabilities, many owners are considering modifications to enhance their vehicles further. In this article, we will explore the drag race results comparing a stock B58 M240i and one modified to achieve 520 horsepower.
Understanding the B58 Engine
The B58 is a 3.0-liter inline-six engine that features a twin-scroll turbocharger. It is known for its smooth power delivery and robust performance. The engine produces around 335 horsepower in the stock M240i configuration. However, with the right modifications, it can reach impressive power levels.
Stock B58 M240i Specifications
- Engine: B58 3.0L Inline-Six
- Power: 335 hp
- Torque: 369 lb-ft
- 0-60 mph: Approximately 4.2 seconds
Modified B58 M240i Specifications
- Engine: B58 3.0L Inline-Six with modifications
- Power: 520 hp
- Torque: Approximately 500 lb-ft
- Upgrades: Custom tune, upgraded intercooler, high-flow exhaust
Drag Race Setup
For the drag race, both vehicles were tested on a quarter-mile track. The conditions were ideal, with a clear day and a well-prepared surface. Both cars were equipped with performance tires to ensure maximum grip during the race.
Race Results
The results of the drag race between the stock B58 M240i and the modified version were telling. Here’s how they compared:
- Stock B58 M240i: 12.9 seconds at 110 mph
- Modified B58 M240i: 11.5 seconds at 125 mph
Analysis of Results
The modified B58 M240i significantly outperformed the stock version, showcasing the potential of engine upgrades. With a reduction in quarter-mile time by over a second and an increase in trap speed, the modifications proved effective in enhancing performance.
Factors Influencing Performance
- Weight reduction: Modifications can include lighter components.
- Tuning: A proper engine tune maximizes power and efficiency.
- Exhaust upgrades: Improved airflow can enhance performance.
- Cooling: Upgraded intercoolers help maintain optimal temperatures.
Conclusion
The comparison between the stock and modified B58 M240i highlights the engine’s potential when properly tuned and upgraded. For enthusiasts looking to enhance their driving experience, modifications can lead to significant performance gains. The results from the drag race serve as a testament to the capabilities of the B58 engine when pushed to its limits.