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The S62 engine, known for its performance and refinement, has become a favorite among car enthusiasts. However, many seek to unlock even more horsepower from this already potent powerplant. One of the most effective ways to achieve this is through aftermarket camshaft upgrades. In this article, we will compare various camshaft options available for the S62 engine, focusing on their potential to boost horsepower to 450+ hp.
Understanding the S62 Engine
The S62 is a 4.4-liter V8 engine that powers the BMW M5 E39 and M8. Known for its high-revving nature, it features a DOHC configuration and individual throttle bodies, making it a standout in the performance car world. To appreciate the impact of camshaft upgrades, it is essential to understand the engine’s specifications and performance characteristics.
- Engine Type: 4.4L V8
- Power Output: 394 hp (factory)
- Torque: 369 lb-ft
- Redline: 7000 RPM
Why Upgrade the Camshaft?
An aftermarket camshaft can significantly alter the engine’s performance characteristics. By changing the lift, duration, and timing of the valves, a camshaft upgrade can increase airflow and improve engine efficiency. This leads to higher horsepower and torque figures, especially in the mid to high RPM range.
- Increased Airflow: Enhances combustion efficiency.
- Improved Power Band: Expands usable RPM range.
- Better Throttle Response: Offers a more engaging driving experience.
Popular Aftermarket Camshaft Options for the S62
Several reputable manufacturers offer camshaft upgrades for the S62 engine. Below, we compare some of the most popular options, highlighting their key features and expected performance gains.
1. Schrick Camshafts
Schrick is a well-known name in the aftermarket camshaft industry. Their camshafts are designed to maximize performance while maintaining drivability.
- Lift: 12.5 mm
- Duration: 272°
- Expected Power Gain: 30-50 hp
2. VAC Motorsports Camshafts
VAC Motorsports offers a range of camshaft options tailored for high-performance applications. Their camshafts are engineered for maximum power output.
- Lift: 13.0 mm
- Duration: 280°
- Expected Power Gain: 40-60 hp
3. Turner Motorsport Camshafts
Turner Motorsport provides camshaft options that balance performance and reliability, making them a popular choice among enthusiasts.
- Lift: 12.8 mm
- Duration: 275°
- Expected Power Gain: 35-55 hp
Installation Considerations
Installing aftermarket camshafts requires careful consideration. It is crucial to ensure compatibility with other engine components and to follow proper installation procedures. Additionally, tuning is necessary to maximize the benefits of the new camshaft.
- Professional Installation: Recommended for optimal results.
- Engine Tuning: Essential for performance gains.
- Supporting Mods: Consider upgrades to intake and exhaust systems.
Performance Expectations
With the right camshaft upgrade, the S62 engine can achieve impressive horsepower figures. Depending on the specific camshaft and supporting modifications, reaching 450+ hp is a realistic goal.
- Power Range: 450-500 hp achievable with optimal setup.
- Torque Gains: Significant improvements in mid-range torque.
- Overall Performance: Enhanced throttle response and acceleration.
Conclusion
Aftermarket camshaft upgrades are a proven method to boost the performance of the S62 engine. By selecting the right camshaft and ensuring proper installation and tuning, enthusiasts can unlock significant horsepower gains, achieving the coveted 450+ hp mark. Whether it’s for track days or spirited driving, a camshaft upgrade can transform the driving experience.