Installing Comp Cams Stage 3 Camshaft in Your 454 Big Block: Power Gains and Step-by-step Instructions

Upgrading your 454 Big Block with a COMP Cams Stage 3 Camshaft can significantly enhance its performance. This article provides detailed instructions on how to install the camshaft, along with insights into the power gains you can expect.

Understanding the COMP Cams Stage 3 Camshaft

The COMP Cams Stage 3 Camshaft is designed for high-performance applications. It offers improved throttle response, increased horsepower, and better torque characteristics. Here are some key features:

  • Increased lift and duration for enhanced airflow
  • Optimized for high RPM performance
  • Compatible with stock or upgraded valve train components

Tools and Materials Needed

Before beginning the installation, ensure you have the following tools and materials:

  • Socket set
  • Torque wrench
  • Camshaft installation tool
  • New camshaft bearings
  • Engine oil
  • Gasket set
  • Timing chain set

Step-by-Step Installation Instructions

Step 1: Prepare the Engine

Begin by disconnecting the battery and draining the engine oil. Remove any components obstructing access to the camshaft, such as the intake manifold and valve covers.

Step 2: Remove the Old Camshaft

Using the socket set, remove the timing chain cover and the old timing chain. Carefully remove the old camshaft, ensuring not to damage the bearings or the engine block.

Step 3: Install New Camshaft Bearings

Before installing the new camshaft, press in the new camshaft bearings. Make sure they are aligned properly and lubricated with engine oil.

Step 4: Install the COMP Cams Stage 3 Camshaft

Carefully place the new camshaft into the engine block. Use the camshaft installation tool to guide it into place without damaging the bearings.

Step 5: Reinstall the Timing Chain

Once the camshaft is securely in place, reinstall the timing chain and cover. Ensure that the timing marks are aligned correctly to maintain proper engine timing.

Step 6: Reassemble the Engine Components

Reinstall the valve covers and intake manifold. Make sure to replace any gaskets to prevent leaks. Reconnect the battery and fill the engine with fresh oil.

Expected Power Gains

After the installation of the COMP Cams Stage 3 Camshaft, you can expect notable power gains. The enhancements are primarily due to:

  • Improved airflow leading to increased horsepower
  • Better torque delivery across the RPM range
  • Enhanced throttle response for a more engaging driving experience

Conclusion

Installing the COMP Cams Stage 3 Camshaft in your 454 Big Block is a rewarding project that can yield substantial performance improvements. By following these step-by-step instructions, you can enhance your engine’s capabilities and enjoy the benefits of increased power and efficiency.