Table of Contents
The 5.7 HEMI engine has gained popularity among car enthusiasts for its impressive performance and potential for upgrades. If you’re looking to boost your horsepower on a budget, a camshaft upgrade is one of the most effective ways to achieve this. In this article, we’ll explore the cost-effective options available with Lunati and Edelbrock camshafts that can help you achieve over 400 horsepower without breaking the bank.
Understanding the 5.7 HEMI Engine
The 5.7 HEMI engine, introduced by Chrysler in 2003, has become a favorite for its unique design and performance capabilities. With its hemispherical combustion chamber, the engine allows for better airflow and combustion efficiency. This design is ideal for performance upgrades, making it a popular choice for both daily drivers and high-performance builds.
Benefits of Upgrading the Camshaft
Upgrading the camshaft in your 5.7 HEMI can lead to significant improvements in horsepower and torque. Here are some key benefits:
- Increased Power: A performance camshaft can enhance engine breathing, resulting in more power.
- Better Torque: Upgraded cam profiles can improve low-end and mid-range torque, making your vehicle more responsive.
- Improved Throttle Response: A cam upgrade can lead to a more aggressive throttle response, enhancing the driving experience.
- Customizable Performance: Different camshaft profiles allow for tailored performance based on your driving style and preferences.
Choosing the Right Camshaft
When it comes to selecting a camshaft for your 5.7 HEMI, Lunati and Edelbrock offer some excellent options. Each brand has its unique advantages, so let’s take a closer look at what they have to offer.
Lunati Camshafts
Lunati is known for its high-performance camshafts that cater to a range of applications. Their 5.7 HEMI cam options are designed to maximize horsepower while maintaining drivability.
- Lunati Voodoo Cam: This camshaft is designed for street performance and can provide a significant power increase. It features a moderate lift and duration, making it suitable for daily driving.
- Lunati Stage 2 Cam: Ideal for those looking for a more aggressive setup, this cam offers higher lift and duration, resulting in increased power at higher RPMs.
Edelbrock Camshafts
Edelbrock is another reputable brand in the performance aftermarket, providing camshafts that enhance both power and efficiency. Their 5.7 HEMI options are no exception.
- Edelbrock Performer Cam: This camshaft is designed for improved torque and horsepower in the mid-range, making it perfect for street applications.
- Edelbrock RPM Cam: For those who want to push the limits, the RPM cam offers higher lift and duration, making it suitable for performance builds aimed at racing or spirited driving.
Installation Considerations
Installing a new camshaft can be a complex task, and there are several considerations to keep in mind:
- Tools Required: Ensure you have the proper tools, including a torque wrench, camshaft installation tool, and basic hand tools.
- Timing Chain/Belt: It’s advisable to replace the timing chain or belt during the camshaft upgrade to ensure optimal performance.
- Professional Help: If you’re not experienced with engine work, consider hiring a professional mechanic to perform the installation.
Tuning Your 5.7 HEMI After Cam Upgrade
After installing a new camshaft, tuning your engine is crucial to maximize performance and ensure reliability. A proper tune will adjust fuel maps and ignition timing to suit the new cam profile.
- ECU Reflash: Many enthusiasts opt for an ECU reflash to optimize performance after a cam upgrade.
- Dyno Tuning: A dyno tune can provide precise adjustments, ensuring your engine runs efficiently and produces the desired power.
Cost Considerations
When budgeting for a camshaft upgrade, consider the following costs:
- Camshaft Price: Lunati and Edelbrock camshafts typically range from $300 to $600, depending on the model.
- Installation Costs: If you hire a mechanic, installation costs can range from $300 to $800.
- Tuning Costs: Expect to spend an additional $200 to $500 for tuning services.
Conclusion
Upgrading the camshaft in your 5.7 HEMI engine is a cost-effective way to achieve over 400 horsepower. With options from Lunati and Edelbrock, you can find a cam that suits your performance needs and budget. By carefully considering installation and tuning, you can unlock the full potential of your engine and enjoy an exhilarating driving experience.