Installing Comp Cams Hydraulic Camshaft on Pontiac 455: Step-by-step Power Boost

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Installing Comp Cams Hydraulic Camshaft on Pontiac 455: Step-by-step Power Boost

The Pontiac 455 is a classic engine known for its power and performance. Upgrading to a Comp Cams hydraulic camshaft can significantly enhance its capabilities. This guide will walk you through the installation process step-by-step.

Tools and Materials Needed

  • Comp Cams hydraulic camshaft kit
  • Socket set
  • Torque wrench
  • Timing chain and gears
  • Engine oil
  • Camshaft installation tool
  • Gasket set
  • Shop manual for Pontiac 455

Preparation Steps

Before starting the installation, it is crucial to prepare your workspace and gather all necessary tools and materials. Ensure that the engine is cool and the vehicle is in a safe, stable position.

1. Disconnect the Battery

Start by disconnecting the negative terminal of the battery. This will prevent any electrical shorts during the installation process.

2. Remove the Engine Covers

Remove any engine covers or accessories that may obstruct access to the camshaft. This includes the intake manifold and valve covers.

Removing the Old Camshaft

With the engine exposed, you can now proceed to remove the old camshaft. Follow these steps carefully to avoid damaging any components.

1. Mark Timing Alignment

Before removing the timing chain, mark the alignment of the timing gears to ensure correct reinstallation.

2. Remove Timing Chain and Gears

Using a socket set, remove the bolts securing the timing chain and gears. Carefully take them off and set them aside.

3. Take Out the Old Camshaft

With the timing chain removed, you can now pull out the old camshaft. Use a camshaft installation tool if necessary to help with the removal.

Installing the New Comp Cams Hydraulic Camshaft

Now that the old camshaft is out, it’s time to install the new Comp Cams hydraulic camshaft. Follow these steps for a successful installation.

1. Lubricate the New Camshaft

Before installation, apply a generous amount of engine oil to the new camshaft. This will help prevent damage during the initial startup.

2. Insert the New Camshaft

Carefully insert the new camshaft into the engine block. Ensure that it aligns with the timing chain gears correctly.

3. Reinstall Timing Chain and Gears

Once the camshaft is in place, reinstall the timing chain and gears. Make sure to align the markings made earlier.

Final Steps

After installing the new camshaft and timing components, it’s time to reassemble the engine and check everything for proper installation.

1. Reinstall Engine Covers

Replace the valve covers and intake manifold, ensuring that all gaskets are properly seated to avoid leaks.

2. Reconnect the Battery

Reconnect the negative terminal of the battery. Double-check all connections and ensure everything is secure.

3. Start the Engine

Start the engine and let it idle for a few minutes. Listen for any unusual noises and check for oil leaks.

Conclusion

Installing a Comp Cams hydraulic camshaft on a Pontiac 455 can significantly boost performance. By following these steps carefully, you can ensure a successful installation and enjoy the enhanced power of your engine.