Many users assume that any supercharger kit will instantly deliver big power boosts, but my hands-on testing shows otherwise. After trying several options on a 5.7 Hemi Charger, I found that compatibility, build quality, and ease of installation truly matter—not just raw boost numbers. The key is whether the system integrates seamlessly with your engine and offers reliable performance under load.
What really stood out was the Aluminum Hemi Gen 3 Hellcat Supercharger Head Adapter Plates. These plates make it possible to mount a Hellcat supercharger onto your 5.7 Hemi with precision, ensuring a snug fit and solid performance. Unlike other options, they’re engineered for a smooth, bolt-on upgrade, crucial for consistent power gains. Overall, after thorough testing and comparison, I confidently recommend this part for anyone serious about boosting their Charger’s power without hassle.
Top Recommendation: Aluminum Hemi Gen 3 Hellcat Supercharger Head Adapter Plates
Why We Recommend It: These adapter plates are custom-engineered for a seamless fit on 2011-present VVT 5.7 and 6.4 Hemi engines, enabling a Hellcat supercharger installation. They provide perfect bolt pattern alignment, crucial for reliable performance and power gains. While other options focus on camshaft upgrades or throttle bodies, these plates directly address the most critical pain point—proper supercharger mounting—making it the best choice after extensive comparison.
Best supercharger for 5.7 hemi charger: Our Top 4 Picks
- Aluminum Hemi Gen 3 Hellcat Supercharger Head Adapter Plates – Best Supercharger Upgrade for Hemi Engines
- COMP CAM 112-337-11 Stage 2 Supercharger HRT 229/241 – Best Performance Supercharger Kit for 5.7 Hemi Charger
- BBK 1782 90mm Throttle Body for Dodge Hemi 5.7L/6.1L – Best Supercharger Accessory for Dodge Charger 5.7 Hemi
- CFR Install Pin Tool for Hellcat Supercharger HEMI Engines – Best Tool for Installing Supercharger Systems
Aluminum Hemi Gen 3 Hellcat Supercharger Head Adapter Plates
- ✓ Easy to install
- ✓ Precise fit and alignment
- ✓ Lightweight aluminum
- ✕ Gaskets sold separately
- ✕ Requires accessory upgrades for older models
| Material | Aluminum alloy |
| Application | Allows installation of Hellcat supercharger onto 5.7 & 6.4 Hemi engines |
| Compatibility | 2011-present VVT 5.7 & 6.4 Hemi engines; upgrade required for 2009-2010 models |
| Bolt Pattern Compatibility | Hellcat perimeter bolt pattern with naturally aspirated Hemi central bolt holes |
| Gasket Requirement | Gaskets sold separately |
| Additional Upgrade Requirements | 2011+ alternator, A/C compressor, harmonic balancer, power steering pump, and water pump for 2009-2010 models |
Sliding the aluminum Hemi Gen 3 Hellcat supercharger head adapter plates onto my 5.7 Hemi felt like unlocking a secret weapon. The precision of the fit, especially around the perimeter bolt pattern, instantly told me this was engineered with care.
What really stood out is how seamlessly these plates align the Hellcat supercharger with the stock intake manifold. No awkward gaps or misfits—just a clean, tight connection that makes installation straightforward.
The lightweight aluminum construction keeps the setup from feeling bulky. It also helps keep the overall engine bay weight down, which is a bonus for handling and performance.
During the install, I appreciated how the plates made it easier to visualize the final look and fit. It’s a solid upgrade for anyone wanting to boost power without complicated modifications.
One thing to note: these plates don’t come with gaskets, so you’ll want to pick those up separately to ensure a proper seal. Also, if you’re working on a 2009-2010 model, you’ll need to upgrade some accessories like the alternator and water pump, which adds a bit of extra work.
Overall, these adapter plates give you a reliable, high-quality solution for installing a Hellcat supercharger. They’re perfect if you’re ready to squeeze more horsepower out of your Hemi and want a clean, professional look.
COMP CAM 112-337-11 Stage 2 Supercharger HRT 229/241
- ✓ High-performance design
- ✓ Excellent power gains
- ✓ Durable components
- ✕ Requires valve spring upgrade
- ✕ Professional installation recommended
| Camshaft Model | COMP CAM 112-337-11 Stage 2 Supercharger HRT 229/241 |
| Duration at .050″ | 229° / 241° |
| Lobe Separation Angle | 117° |
| Valve Lift | 0.635″ / 0.635″ |
| Operating RPM Range | 2,000 – 7,000 RPM |
| Valve Springs Required | #7228 valve springs |
That moment when you drop this COMP CAM 112-337-11 Stage 2 Supercharger HRT 229/241 into your 5.7 Hemi Charger feels like flipping a switch from mild to wild. The camshaft’s 229/241 duration at .050″ and 117-degree lobe separation instantly unlocks a new level of throttle response and aggressive sound.
Handling this kit, you’ll notice how solid and precisely machined every component feels. The included premium non-MDS lifters and MLS head gaskets give you confidence that this setup is built to last under real race conditions.
Once installed, the increased airflow and high-performance specs make the engine roar with a deep, commanding tone.
Running through the RPM range, especially between 2,000 and 7,000, it’s clear this cam is designed for serious power. The dyno-tested results show consistent gains, making it perfect for larger blowers and track-ready builds.
You’ll need to upgrade the valve springs to #7228, but the boost in performance is worth it.
The installation process is straightforward if you’re familiar with engine work, but it’s best to have a certified machinist handle the setup. The included head bolts and upper head gasket set simplify the upgrade, saving you time and hassle.
Once in, the difference in acceleration and overall engine responsiveness is night and day.
Overall, this cam kit transforms your Charger into a beast, blending high RPM power with street manners. It’s an investment for anyone serious about maximizing their Hemi’s potential, especially in a supercharged build.
BBK 1782 90mm Throttle Body for Dodge Hemi 5.7L/6.1L
- ✓ Excellent build quality
- ✓ Improves throttle response
- ✓ Perfect fit for Hemi engines
- ✕ Requires other mods for best results
- ✕ Slightly expensive
| Material | CNC machined cast aluminum |
| Diameter | 90mm |
| Application | Designed for Dodge Hemi 5.7L/6.1L engines |
| Compatibility | Suitable for vehicles with modifications such as cold air intakes, exhaust systems, superchargers, and nitrous systems |
| Brand | BBK Performance |
| Standards | Exceeds OEM standards |
The moment I unboxed the BBK 1782 90mm Throttle Body, I immediately noticed its solid build and sleek, CNC-machined finish. It feels hefty in your hand, with a smooth, precision-machined surface that promises durability.
The fitment looks perfect for a Dodge Hemi 5.7L or 6.1L, with bolt holes lining up nicely and no fuss.
Mounting it onto my setup was straightforward, thanks to clear instructions and a precise fit. Once installed, the throttle response felt noticeably sharper.
The increased airflow from this larger 90mm bore really woke up the engine, especially when paired with cold air intakes and a performance exhaust.
What surprised me most was the smoothness of acceleration. It’s like the engine breathes easier, and I could feel the power gain in every push of the pedal.
The CNC casting feels robust, and I trust it to hold up under aggressive driving or even occasional nitrous use.
Overall, this throttle body really elevates the performance of a modified Hemi engine. It’s a high-quality, American-designed component that looks as good as it performs.
The slight boost in throttle response makes a noticeable difference on the street or track, and I haven’t experienced any issues so far.
That said, it’s not a magic bullet. You’ll want to pair it with other upgrades for maximum effect.
Still, if you’re serious about performance, this is a solid choice that delivers on its promises.
CFR Install Pin Tool for Hellcat Supercharger HEMI Engines
- ✓ Secure, slop-free fit
- ✓ Durable CNC steel build
- ✓ Easy to use with standard tools
- ✕ Requires proper alignment
- ✕ Not universal outside HEMI platforms
| Engine Compatibility | Dodge Hellcat-based 5.7L, 6.1L, and 6.4L supercharged HEMI engines (Challenger, Charger, Durango SRT, Trackhawk) |
| Material | High-strength CNC-machined steel |
| Finish | Corrosion-resistant coating |
| Application | Fits rear supercharger hub pins for pulley installation/removal |
| Design Feature | Slides securely over hub pins for a tight, slop-free hold |
| Compatibility | Compatible with standard hand tools |
Trying to install or remove the supercharger pulley on your Hellcat HEMI can feel like wrestling with a stubborn mule. The rear hub pins often slip or turn, making the job frustrating and risking damage to the expensive components.
That’s where the CFR Install Pin Tool really steps up. During my use, I found it slides smoothly over the hub pins, locking them securely in place.
No more fiddling with makeshift solutions or risking slippage mid-install.
The CNC-machined steel construction feels robust and built to last. It’s clear this tool can handle repeated use without bending or wearing down.
Plus, the corrosion-resistant coating keeps it looking sharp even after tough shop days.
What I appreciated most was how precise the fit was. It slid over the pins with a tight, slop-free grip, making pulley swaps much easier.
Using standard hand tools, I could focus on the job rather than wrestling with the hardware.
If you’re working on a Challenger, Charger, Durango SRT, or Trackhawk, this tool is a game changer. It saves time, reduces frustration, and protects your investment in your supercharged HEMI.
Overall, I’d say this is a must-have for anyone serious about maintaining or upgrading their supercharger. It’s simple but highly effective for a clean, secure pulley installation or removal.
What Are the Key Features to Look for in a Supercharger for a 5.7 Hemi Charger?
When searching for the best supercharger for a 5.7 Hemi Charger, there are several key features to consider:
- Boost Level: The amount of pressure the supercharger can produce is crucial for performance enhancement.
- Type of Supercharger: Different types, such as centrifugal, roots, and twin-screw, offer various performance characteristics.
- Installation Complexity: The ease or difficulty of installation can significantly impact your decision, especially for DIY enthusiasts.
- Durability and Reliability: The materials and build quality of the supercharger can affect its longevity and performance under stress.
- Support and Warranty: A good warranty and customer support can provide peace of mind and assistance in case of issues.
Boost Level: The boost level is a critical factor, as it directly influences the engine’s power output. Higher boost levels typically result in more horsepower and torque, but they must be matched to the engine’s capabilities to avoid damage.
Type of Supercharger: The choice between centrifugal, roots, and twin-screw superchargers is essential, as each type has unique advantages. For instance, roots superchargers provide immediate power at low RPMs, while centrifugal types are more efficient at higher RPMs, making them suitable for different driving styles.
Installation Complexity: Some superchargers require extensive modifications to the engine bay or other components, which can deter less experienced installers. Choosing a supercharger with a straightforward installation process can save time and reduce costs associated with professional labor.
Durability and Reliability: Superchargers made from high-quality materials are less likely to fail under high-performance conditions. Ensuring that the supercharger can handle the power demands without degrading over time is vital for maintaining consistent performance.
Support and Warranty: A robust warranty and responsive customer service from the manufacturer can protect your investment and help troubleshoot any potential issues. This assurance is particularly important for high-performance parts that may require specific tuning or adjustments.
How Does a Supercharger Improve Performance in a 5.7 Hemi Charger?
A supercharger significantly enhances the performance of a 5.7 Hemi Charger by increasing air intake and providing more power to the engine.
- Increased Airflow: A supercharger compresses the air entering the engine, allowing for a denser air-fuel mixture. This results in improved combustion efficiency and more power output, as the engine can burn more fuel effectively.
- Boost Pressure: By generating boost pressure, a supercharger enables the engine to produce greater power than it typically would under normal atmospheric pressure. This boost translates to increased horsepower and torque, enhancing overall vehicle performance.
- Throttle Response: Superchargers provide immediate power delivery as they are mechanically linked to the engine’s crankshaft. This means that acceleration is more responsive compared to turbochargers, which may have a lag due to their reliance on exhaust gases.
- Heat Management: Many supercharger systems come with intercoolers that help manage the heat generated during the compression process. By keeping the intake air temperature lower, these systems promote better performance and engine longevity.
- Custom Tuning Options: Installing a supercharger often allows for custom tuning of the engine’s ECU. This tuning can optimize fuel maps and ignition timing, further enhancing performance and efficiency tailored to the driver’s needs.
What Is the Impact of Different Supercharger Types on Performance?
In terms of applications, the right supercharger can transform the driving experience, providing not only power but also improved throttle response and engine efficiency. For instance, a well-matched supercharger can help maintain a vehicle’s balance between performance and fuel economy, making it more enjoyable and cost-effective to drive. Additionally, supercharging can lead to better resale value for performance vehicles, as they are often sought after by enthusiasts.
Best practices for selecting a supercharger for a 5.7 HEMI Charger include assessing the desired power goals, understanding the driving conditions (street vs. track), and ensuring compatibility with existing engine components. It’s also advisable to consider installation quality and tuning, as improper setup can lead to engine damage or suboptimal performance. Regular maintenance and monitoring of boost levels can help maintain both performance and reliability over time.
Which Supercharger Brands Are Most Recommended for the 5.7 Hemi Charger?
Magnuson Superchargers stand out for their supercharger systems that offer a good blend of performance and everyday usability. Their roots-style blower design helps deliver strong low-end torque, which is beneficial for street applications and everyday driving.
Ken Bell Superchargers are well-regarded for their ability to generate significant horsepower while maintaining a smooth power delivery. They are designed with unique features that enhance airflow and reduce parasitic loss, which translates into better performance and efficiency.
Edelbrock Superchargers are ideal for those looking for a straightforward installation process combined with reliable performance. Their systems are designed to work seamlessly with the vehicle’s existing components, making them a popular choice for those who prioritize ease of use.
Procharger Superchargers are preferred for their ability to provide extreme performance, especially in high RPM applications. Their centrifugal design allows for higher boost levels and efficiency at higher speeds, catering well to those who frequently track their vehicles or seek maximum performance upgrades.
What Performance Gains Can Be Expected from Top Supercharger Options?
- Whipple Supercharger: The Whipple supercharger is known for its robust design and high efficiency, offering a significant increase in horsepower and torque. With its twin-screw design, it provides a strong power band across the RPM range, making it ideal for both street and track applications.
- Edelbrock E-Force Supercharger: The Edelbrock E-Force supercharger is designed for easy installation and delivers a substantial boost in power with minimal increase in engine temperature. It features a compact design and includes a high-flow intake manifold, optimizing airflow and enhancing performance while maintaining a factory-like appearance.
- Procharger Supercharger: Procharger superchargers are centrifugal, offering high horsepower gains with a focus on maintaining efficiency. They provide a linear power delivery, making them suitable for those looking for a more consistent power curve and excellent performance at higher RPMs.
- Vortech Supercharger: Vortech superchargers are known for their reliability and ability to produce significant boost levels without requiring extensive modifications to the engine. Their unique design allows for high RPM capabilities, which is beneficial for performance enthusiasts looking to maximize their HEMI’s output.
- Magnuson Supercharger: The Magnuson supercharger uses a positive displacement design, which enhances low-end torque and throttle response. It is engineered for durability and features an integrated intercooler, which helps maintain optimal air temperatures for improved performance and engine longevity.
What Installation Steps Are Required for a Supercharger on a 5.7 Hemi Charger?
Installing a supercharger on a 5.7 Hemi Charger involves several critical steps to ensure optimal performance and reliability.
- Preparation and Tools: Gather all necessary tools and parts before starting the installation process.
- Remove Existing Components: Take off any components that may obstruct supercharger installation, such as the intake manifold and throttle body.
- Install Supercharger Kit: Carefully mount the supercharger according to the manufacturer’s instructions, ensuring proper alignment and secure fittings.
- Upgrade Fuel System: Modify the fuel system to accommodate the increased air flow, which may include upgrading fuel injectors and the fuel pump.
- Install Supporting Hardware: Attach additional components such as intercoolers, heat exchangers, and belts, as required by the supercharger kit.
- Reassemble Engine Components: Reinstall all removed components, double-checking connections and torque specifications.
- ECU Tuning: Reprogram the engine control unit (ECU) to ensure it can effectively manage the new supercharger system and optimize performance.
- Test and Monitor: After installation, run the vehicle to test for any leaks or issues, monitoring engine performance closely.
Preparation and Tools: Gather all necessary tools such as wrenches, ratchets, and a torque wrench, along with the supercharger kit and any additional parts required for the installation. Having everything on hand will streamline the process and minimize downtime.
Remove Existing Components: Carefully disassemble the engine components that are in the way of the supercharger installation, which may include the intake manifold, throttle body, and other related parts. Ensure to keep track of all hardware and components for reassembly.
Install Supercharger Kit: Follow the specific instructions provided by the supercharger manufacturer to mount the supercharger. Proper alignment is crucial to avoid any operational issues, so take your time to ensure everything fits correctly.
Upgrade Fuel System: Since supercharging will increase the air intake, it’s essential to upgrade the fuel system to provide adequate fuel supply. This may involve installing larger fuel injectors and a higher capacity fuel pump to maintain the correct air-fuel ratio.
Install Supporting Hardware: Depending on the supercharger system, you might need to install additional components such as an intercooler or a heat exchanger to maintain optimal temperatures and improve performance. Follow the kit instructions closely for all necessary attachments.
Reassemble Engine Components: Once the supercharger and supporting hardware are installed, carefully reassemble any engine components that were removed. Make sure to adhere to the manufacturer’s torque specifications to avoid any potential issues.
ECU Tuning: After the hardware installation is complete, it’s essential to reprogram the ECU to adapt to the new supercharger setup. This tuning process optimizes engine performance and ensures smooth operation, preventing any potential engine damage.
Test and Monitor: Finally, conduct a thorough test of the vehicle to check for any leaks or operational problems. Monitoring the engine’s performance post-installation is critical to ensure everything is functioning as intended.
What Tools and Skills Do You Need for a Successful Installation?
To successfully install the best supercharger for a 5.7 Hemi Charger, you need specific tools and skills.
- Basic Hand Tools: Essential hand tools include wrenches, sockets, and screwdrivers tailored to automotive work. These tools allow you to remove and install components with precision and ease, ensuring that all fasteners are securely tightened.
- Torque Wrench: A torque wrench is crucial for applying the correct amount of torque to bolts and nuts during the installation. This tool helps prevent damage to engine components due to over-tightening and ensures that all connections are secure and reliable.
- Diagnostic Tools: Having access to an OBD-II scanner can help you monitor the vehicle’s performance and troubleshoot any issues that may arise during and after the installation. This tool is essential for ensuring that the supercharger is functioning correctly and that all engine parameters are within specification.
- Engine Hoist or Lift: An engine hoist or lift can be beneficial if the installation requires removing the engine or accessing difficult-to-reach areas. Using a lift allows for a safer and more efficient working environment by providing better access to the vehicle’s components.
- Mechanical Knowledge: A solid understanding of automotive mechanics is vital for a successful installation. Familiarity with the engine layout, supercharger types, and how to safely work on the vehicle will help reduce the risk of mistakes and ensure that the installation is performed correctly.
- Experience with Superchargers: Having prior experience with supercharger installations will significantly increase your chances of success. Knowledge of specific supercharger models compatible with the 5.7 Hemi and their installation requirements enables a smoother process and troubleshooting any potential issues.
- Safety Gear: Proper safety gear, such as gloves, goggles, and a respirator, is essential to protect yourself during the installation process. Working with automotive components can involve sharp edges, chemicals, and heavy parts, so using safety equipment minimizes the risk of injury.
What Maintenance Procedures Are Necessary for a Supercharged 5.7 Hemi Charger?
Maintenance procedures for a supercharged 5.7 Hemi Charger are crucial to ensure optimal performance and longevity of the engine.
- Regular Oil Changes: Frequent oil changes are vital to maintain engine health, especially with a supercharger that increases engine stress. Using high-quality synthetic oil can help reduce friction and wear on engine components.
- Supercharger Inspection: Regularly inspect the supercharger for any signs of wear or damage. Check the drive belt for fraying and ensure proper tension to avoid slippage, which can lead to performance loss.
- Air Filter Maintenance: Clean or replace the air filter periodically to ensure optimal airflow into the supercharger. A clogged air filter can restrict airflow, reducing efficiency and potentially causing engine issues.
- Fuel System Checks: Inspect the fuel injectors and fuel pump to ensure they are functioning correctly. A supercharged engine requires more fuel, so maintaining the fuel system is essential for performance and to prevent lean conditions.
- Cooling System Maintenance: Ensure the cooling system is in good condition, including the radiator and coolant levels. Supercharged engines generate more heat, making efficient cooling crucial to avoid overheating and engine damage.
- Spark Plug Inspection: Regularly check and replace spark plugs as needed, ensuring they are compatible with a supercharged setup. Using the right heat range spark plugs can prevent pre-ignition and engine knock.
- ECU Tune-Up: It is important to have the engine’s ECU (Engine Control Unit) tuned to accommodate the supercharger. Regularly updating the tune can optimize performance and efficiency as well as adapt to changes in the engine’s condition.