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The classic Chevy community is filled with enthusiasts who are always looking for ways to enhance the performance of their vehicles. One of the most impactful modifications is upgrading the camshaft. This article focuses on the Comp Cams 268H camshaft, exploring how it can add 30 horsepower to your classic Chevy for around $250.
Understanding Camshafts
A camshaft is a crucial component in an engine that controls the timing and duration of the opening and closing of the engine’s valves. This affects the engine’s performance, efficiency, and overall power output. When looking to improve performance, selecting the right camshaft is essential.
Why Upgrade to Comp Cams 268H?
The Comp Cams 268H is a popular choice among classic Chevy enthusiasts due to its balance of performance and affordability. Here are some reasons to consider this camshaft:
- Power Increase: The 268H can add up to 30 horsepower, making it a significant upgrade for any classic Chevy.
- Affordability: Priced at around $250, it offers excellent value for the performance gain.
- Compatibility: It is designed to work with a variety of classic Chevy engines, making it a versatile option.
- Improved Torque: In addition to horsepower, the 268H enhances torque, which is crucial for street performance.
Specifications of Comp Cams 268H
Before making a decision, it’s important to understand the specifications of the Comp Cams 268H camshaft:
- Duration at .050″: 224 degrees intake, 234 degrees exhaust
- Lift: .480″ intake, .480″ exhaust
- LSA: 110 degrees
- Recommended RPM Range: 2000-6000 RPM
Installation Considerations
Installing a new camshaft can be a complex process, but with the right tools and knowledge, it can be a rewarding project. Here are some considerations:
- Tools Required: Basic hand tools, torque wrench, camshaft installation tool.
- Engine Condition: Ensure the engine is in good condition before installation to maximize performance gains.
- Timing Chain: Consider replacing the timing chain for better reliability.
- Break-in Procedure: Follow the recommended break-in procedure to ensure longevity of the camshaft.
Performance Gains: Dyno Results
Many enthusiasts have reported impressive results after installing the Comp Cams 268H. Here’s what you can expect based on dyno tests:
- Before Installation: Average horsepower of 250 HP.
- After Installation: Average horsepower of 280 HP.
- Torque Increase: From 350 lb-ft to 375 lb-ft.
Comparing Comp Cams 268H with Other Camshafts
When considering the Comp Cams 268H, it’s helpful to compare it with other popular camshafts in the market:
- Comp Cams 262H: Offers less horsepower gain but is better for low RPM performance.
- Summit Racing Cam: Similar horsepower gain but at a higher price point.
- Edelbrock Performer: Provides a broader power band but may not achieve the same peak horsepower.
Conclusion
The Comp Cams 268H camshaft is an excellent choice for classic Chevy enthusiasts looking to boost performance without breaking the bank. With a potential increase of 30 horsepower and a price tag of around $250, it stands out as a top option. Whether you are a seasoned mechanic or a beginner, the installation process can be manageable with the right preparation and tools.
Ultimately, enhancing your classic Chevy with the Comp Cams 268H can lead to a more enjoyable driving experience, making it a worthwhile investment for any car lover.