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The Mopar 383 engine is a classic powerhouse, renowned for its performance and reliability. When looking to boost the output of your muscle car, installing a performance camshaft is one of the most effective modifications you can make. In this article, we will explore how to install a Mopar 383 performance camshaft and increase your muscle car’s output by approximately 50 horsepower.
Understanding the Mopar 383 Engine
The Mopar 383 is part of the Chrysler B engine family, produced from 1963 to 1971. It boasts a displacement of 383 cubic inches and is known for its high torque and horsepower. Understanding its components and how they work together is essential before making any performance upgrades.
Key features of the Mopar 383 engine include:
- Cast iron block and heads for durability.
- High compression ratio for improved power output.
- Large displacement for more torque.
Benefits of Installing a Performance Camshaft
A performance camshaft is designed to optimize the engine’s airflow, improving combustion efficiency and overall power output. Here are some benefits of installing a performance camshaft on your Mopar 383:
- Increased horsepower and torque.
- Enhanced throttle response.
- Improved engine sound and performance.
Choosing the Right Camshaft
When selecting a performance camshaft for your Mopar 383, consider the following factors:
- Lift and duration: Higher lift and longer duration can lead to more power.
- RPM range: Choose a camshaft that matches your desired RPM range.
- Driving style: Consider whether you want a camshaft for daily driving or racing.
Tools and Materials Needed
Before starting the installation, gather the necessary tools and materials:
- Socket set and wrenches.
- Torque wrench.
- Camshaft installation tool.
- Engine oil and assembly lube.
- Performance camshaft kit.
Step-by-Step Installation Process
1. Preparation
Start by disconnecting the battery and removing any components obstructing access to the camshaft, such as the intake manifold and valve covers.
2. Remove the Old Camshaft
Next, remove the timing chain cover and the timing chain. Then, unbolt the old camshaft and carefully pull it out, taking care not to damage any components.
3. Install the New Camshaft
Before installing the new camshaft, apply assembly lube to the camshaft bearings. Carefully insert the new camshaft into the engine, ensuring it aligns properly with the timing chain.
4. Reassemble the Engine
Reinstall the timing chain, timing chain cover, valve covers, and intake manifold. Make sure to torque all bolts to the manufacturer’s specifications.
5. Final Checks
Reconnect the battery and perform a final inspection of all components. Start the engine and listen for any unusual sounds. Check for leaks and ensure everything is functioning correctly.
Tuning Your Engine
After installing the performance camshaft, tuning your engine is crucial to maximize the benefits. Consider the following:
- Adjust the carburetor or fuel injection settings for optimal air-fuel mixture.
- Check ignition timing to ensure it matches the new camshaft specifications.
- Consider a professional dyno tune for precise adjustments.
Conclusion
Installing a Mopar 383 performance camshaft can significantly enhance your muscle car’s performance, adding up to 50 horsepower. With the right tools, materials, and steps, you can successfully complete this modification and enjoy the benefits of increased power and improved driving experience.