Table of Contents
The Chevy Cobalt SS has garnered a reputation for being a fun and sporty compact car. However, for enthusiasts looking to push the performance envelope, achieving 350+ horsepower is a common goal. In this article, we will explore the best camshaft and turbo combinations that can help you reach this impressive power level.
Understanding the Basics
Before diving into specific components, it’s essential to understand what contributes to horsepower in the Cobalt SS. The key factors include:
- Engine displacement and efficiency
- Forced induction capabilities
- Exhaust flow and tuning
- Camshaft profile and timing
Choosing the Right Camshaft
The camshaft is critical for optimizing engine performance. For the Chevy Cobalt SS, the following camshafts are highly recommended:
- Brian Tooley Racing (BTR) Stage 2 Camshaft: This camshaft offers improved lift and duration, enhancing both power and torque.
- Comp Cams Stage 3 Turbo Cam: Designed specifically for turbo applications, this cam provides excellent boost response and top-end power.
- Texas Speed Camshaft: Known for its aggressive profile, this cam can significantly increase horsepower while maintaining drivability.
Turbocharger Selection
Pairing the right turbocharger with your camshaft is essential for achieving the desired horsepower. Here are some top turbo options for the Cobalt SS:
- Garrett GT2871R: A popular choice among Cobalt SS enthusiasts, this turbo offers a great balance of spool time and peak power.
- Precision 6266: Known for its ability to support high horsepower levels, this turbo is ideal for those aiming for maximum performance.
- BorgWarner EFR 7670: This turbo features advanced technology for quick spool and excellent efficiency, making it a strong contender.
Combining Camshaft and Turbo
When selecting a camshaft and turbo combination, it’s crucial to ensure they work well together. Here are some optimal pairings:
- BTR Stage 2 with Garrett GT2871R: This combination provides a strong mid-range torque and excellent top-end power.
- Comp Cams Stage 3 with Precision 6266: Ideal for those looking to maximize horsepower, this pairing is designed for high boost levels.
- Texas Speed Camshaft with BorgWarner EFR 7670: This setup offers a responsive powerband with great efficiency.
Supporting Modifications
To achieve and maintain 350+ horsepower, several supporting modifications are necessary:
- Upgraded Fuel System: A high-flow fuel pump and larger injectors are essential for providing adequate fuel supply.
- Intercooler Upgrade: A larger intercooler will help keep intake temperatures down, improving performance and reliability.
- Exhaust System: A free-flowing exhaust system enhances turbo efficiency and overall power output.
- Tuning: Proper tuning is crucial to ensure the engine runs efficiently with the new modifications.
Conclusion
Achieving 350+ horsepower in a Chevy Cobalt SS is an attainable goal with the right camshaft and turbo combination. By carefully selecting components and ensuring they work harmoniously, enthusiasts can unlock the full potential of their Cobalt SS. Always remember to support your upgrades with necessary modifications and professional tuning to enjoy reliable and powerful performance.