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Upgrading your 350 engine from 300 to 400 horsepower is an exciting project that can significantly enhance your vehicle’s performance. With the right modifications, including a Lunati Voodoo cam and long-tube headers, you can achieve impressive gains in power and torque. This article will guide you through the essential steps and considerations for this upgrade.
Understanding the Basics of Engine Performance
Before diving into the specifics of the upgrade, it’s crucial to understand how engine performance is measured and what factors contribute to horsepower and torque. Horsepower is a measure of the engine’s ability to perform work over time, while torque refers to the engine’s twisting force.
Choosing the Right Components for Your Upgrade
Lunati Voodoo Camshaft
The Lunati Voodoo camshaft is a popular choice among performance enthusiasts. It is designed to optimize airflow and improve engine efficiency. Key features of the Voodoo cam include:
- Increased Lift: The camshaft offers higher lift, allowing for better airflow into the combustion chamber.
- Optimized Duration: The duration of the camshaft is tailored to enhance performance across a broad RPM range.
- Compatibility: It works well with stock components and is suitable for both street and track applications.
Long-Tube Headers
Long-tube headers are another critical component for maximizing horsepower. They improve exhaust flow, which in turn enhances engine performance. Benefits of installing long-tube headers include:
- Improved Exhaust Flow: Long-tube headers reduce back pressure and allow exhaust gases to exit more efficiently.
- Increased Power: By improving exhaust flow, you can expect noticeable gains in horsepower and torque.
- Better Sound: Long-tube headers can provide a more aggressive exhaust note, enhancing the overall driving experience.
Installation Process
Installing a Lunati Voodoo cam and long-tube headers requires some mechanical skill and the right tools. Here’s a general overview of the installation process:
- Preparation: Gather all necessary tools and components. Ensure your workspace is clean and organized.
- Remove Old Components: Disconnect the battery, remove the intake manifold, and take off the old camshaft and headers.
- Install the Lunati Voodoo Cam: Follow the manufacturer’s instructions for proper installation, ensuring correct timing and alignment.
- Install Long-Tube Headers: Carefully fit the new headers into place, securing them properly to avoid leaks.
- Reassemble: Reinstall the intake manifold and reconnect all components, including the battery.
Tuning Your Engine
After completing the installation, tuning your engine is essential to fully realize the performance gains. Proper tuning ensures that your engine runs efficiently and reliably. Consider the following:
- ECU Reprogramming: You may need to reprogram your engine control unit (ECU) to accommodate the new camshaft and headers.
- Dyno Testing: A dyno test can provide valuable data on your engine’s performance and help fine-tune the settings.
- Fuel Quality: Use high-octane fuel to maximize performance and prevent knocking.
Expected Performance Gains
With the installation of a Lunati Voodoo cam and long-tube headers, you can expect substantial performance improvements. Typical gains include:
- Horsepower Increase: Achieving a boost from 300 to 400 horsepower is realistic with these modifications.
- Torque Enhancement: Improved torque delivery will enhance acceleration and overall drivability.
- Throttle Response: A more responsive throttle will improve the driving experience, making your vehicle more enjoyable to drive.
Conclusion
Upgrading your 350 engine with a Lunati Voodoo cam and long-tube headers is a rewarding project that can significantly boost horsepower and performance. By understanding the components, following the installation process, and tuning your engine, you can enjoy the benefits of a more powerful and responsive vehicle. Whether for street driving or track days, these upgrades will enhance your driving experience.