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The Dodge Charger Hellcat is a powerhouse of a car, known for its impressive performance and aggressive styling. However, for enthusiasts looking to push the limits even further, building a 600+ horsepower version is an exciting challenge. This article will guide you through the essential upgrades, including camshaft, pulley, and fuel system enhancements, to achieve that goal.
Understanding the Dodge Charger Hellcat
The Dodge Charger Hellcat is equipped with a supercharged 6.2-liter HEMI V8 engine, producing an astonishing 707 horsepower and 650 lb-ft of torque. This engine is already a beast, but with the right modifications, you can unlock even more power.
Essential Upgrades for 600+ HP
To reach the 600-horsepower mark, you will need to focus on three primary areas: camshaft upgrades, pulley changes, and enhancements to the fuel system. Each component plays a crucial role in maximizing engine performance.
1. Camshaft Upgrades
A camshaft upgrade is one of the most effective ways to increase horsepower. It modifies the timing and duration of the engine’s valve openings, allowing for better airflow and improved engine efficiency.
- Choose a camshaft designed specifically for supercharged applications.
- Consider lift and duration that complement your power goals.
- Consult with a performance shop for the best options tailored to your setup.
2. Pulley Upgrades
Upgrading the supercharger pulley can increase boost pressure, leading to more power. A smaller pulley will spin the supercharger faster, enhancing airflow into the engine.
- Select a pulley size that matches your desired boost level.
- Ensure you have the necessary supporting mods, such as cooling and exhaust upgrades.
- Consider a tuner to optimize the engine’s ECU after installation.
3. Fuel System Enhancements
To support increased horsepower, the fuel system must be upgraded to deliver adequate fuel flow. This includes larger injectors and possibly an upgraded fuel pump.
- Install high-flow fuel injectors to match the increased airflow.
- Upgrade the fuel pump to ensure consistent fuel pressure under high load.
- Consider a fuel pressure regulator to maintain optimal fuel delivery.
Additional Supporting Mods
While the camshaft, pulley, and fuel system are critical, other modifications can further enhance performance and reliability.
1. Exhaust System Upgrade
A high-performance exhaust system can improve exhaust flow, reducing back pressure and enhancing engine efficiency. Look for cat-back systems that offer a balance of sound and performance.
2. Cooling System Enhancements
Increased power output generates more heat, so upgrading the cooling system is vital. Consider a larger radiator and an upgraded intercooler to keep temperatures in check.
3. Tuning
After making significant modifications, a professional tune is essential. This process optimizes fuel maps and ignition timing, ensuring your Hellcat runs smoothly and efficiently.
Conclusion
Building a 600+ horsepower Dodge Charger Hellcat is an attainable goal with the right upgrades. By focusing on the camshaft, pulley, and fuel system, along with additional supporting modifications, you can unleash the full potential of this remarkable vehicle. Always consult with professionals to ensure your upgrades are compatible and safe for your engine.