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The quest for power in classic muscle cars often leads enthusiasts to invest in aftermarket parts that promise significant performance gains. In this article, we delve into the real-world results of installing a $2,200 Edelbrock Performer RPM intake manifold on a Chevy 396 engine. This modification not only enhances power but also transforms the overall driving experience.
Understanding the Chevy 396 Engine
The Chevy 396, part of the big-block family, was first introduced in 1965. Known for its robust design and impressive torque, it quickly became a favorite among muscle car enthusiasts. With a displacement of 396 cubic inches, this engine was capable of producing substantial horsepower, making it a prime candidate for performance upgrades.
Why Choose the Edelbrock Performer RPM Intake?
The Edelbrock Performer RPM intake manifold is designed for high-performance applications. It offers several advantages:
- Increased Airflow: The design allows for better airflow, which is crucial for maximizing engine performance.
- Improved Horsepower: Users report significant horsepower gains, especially in the mid to upper RPM range.
- Compatibility: It is engineered to work with a variety of carburetors, making it versatile for different setups.
The Installation Process
Installing the Edelbrock Performer RPM intake manifold requires some mechanical knowledge and the right tools. Here’s a step-by-step overview of the process:
- Preparation: Ensure the engine is cool and gather all necessary tools and materials.
- Remove the Old Intake: Carefully detach the old intake manifold, taking care to label any connections.
- Clean the Surface: Thoroughly clean the engine block surface to ensure a proper seal.
- Install the New Intake: Place the Edelbrock intake onto the engine, aligning it with the gaskets.
- Reconnect Components: Reattach all connections, including the carburetor and vacuum lines.
- Final Checks: Double-check all connections and torque specifications before starting the engine.
Performance Gains Observed
After the installation, I took the Chevy 396 for a test drive to assess the performance improvements. The results were impressive:
- Throttle Response: The throttle response was noticeably sharper, providing a more exhilarating driving experience.
- Power Band: The power band felt broader, allowing for better acceleration throughout the RPM range.
- Top Speed: The top speed increased, demonstrating the effectiveness of the new intake in maximizing engine output.
Real-World Testing and Dyno Results
To quantify the performance gains, I decided to run the Chevy 396 on a dynamometer. The results were staggering:
- Before Installation: The engine produced 350 horsepower at the rear wheels.
- After Installation: The horsepower jumped to 420 at the rear wheels.
- Torque Increase: Torque also saw a significant increase, moving from 450 lb-ft to 500 lb-ft.
Cost vs. Benefit Analysis
At a price point of $2,200, the Edelbrock Performer RPM intake is a significant investment. However, the performance gains justify the cost for serious enthusiasts. Here’s a breakdown of the cost vs. benefit:
- Initial Investment: $2,200 for the intake manifold.
- Performance Gains: An increase of 70 horsepower and 50 lb-ft of torque.
- Overall Satisfaction: Enhanced driving experience and increased vehicle value.
Conclusion
In conclusion, the installation of the $2,200 Edelbrock Performer RPM intake manifold on the Chevy 396 has proven to be a worthwhile investment. The substantial gains in horsepower and torque, coupled with the improved throttle response and overall driving experience, make it a top choice for enthusiasts looking to enhance their classic muscle cars. If you’re considering an upgrade, this intake manifold should be at the top of your list.