Description
6.2 HEMI Redeye Engine USA
6.2 HEMI Redeye Engine USA is one of the most powerful factory supercharged V8 engines produced for the modern American muscle-car market. Developed by Dodge as a high-output version of the Hellcat 6.2-liter HEMI, the Redeye engine delivers an impressive 797 horsepower and 707 lb-ft of torque in the Dodge Challenger SRT Hellcat Redeye.
For American muscle-car enthusiasts, engine builders and performance shops looking for a high-horsepower V8, the 6.2 HEMI Redeye engine USA remains an extremely desirable engine for performance applications, swaps and high-power builds.
6.2 HEMI Redeye Engine Specifications
The Redeye uses a 6.2-liter supercharged HEMI V8 with a displacement of approximately 6,166 cc (376 cubic inches). The high-output version was rated at 797 horsepower at 6,300 rpm and 707 lb-ft of torque at 4,500 rpm.
6.2 HEMI Redeye specifications
| Specification | 6.2 HEMI Redeye |
|---|---|
| Engine Type | Supercharged HEMI V8 |
| Displacement | 6.2L / 6,166 cc |
| Cubic Inches | 376 cu in |
| Configuration | V8 |
| Aspiration | Supercharged |
| Valvetrain | OHV / Pushrod |
| Valves | 16 |
| Horsepower | 797 HP |
| Torque | 707 lb-ft |
| Torque Metric | Approximately 959 Nm |
| Fuel Type | Gasoline |
| Fuel System | Electronic fuel injection |
| Factory Application | Dodge Challenger SRT Hellcat Redeye |
| Transmission | TorqueFlite 8-speed automatic in Redeye applications |
The 6.2 HEMI Redeye was also used in other high-performance Dodge applications, with Dodge identifying the high-output 6.2-liter HEMI at 797 horsepower in Hellcat Redeye models and 807 horsepower in Super Stock/Jailbreak applications, depending on calibration and model.
What Makes the 6.2 HEMI Redeye Engine Special?
The Redeye is more than a standard Hellcat engine with a different tune. Dodge upgraded numerous components for the high-output application. Dodge documentation describes the Redeye as receiving 25 major component upgrades compared with the regular Hellcat configuration.
The result is a factory-built supercharged V8 capable of producing nearly 800 horsepower while maintaining the characteristics expected from a production road-going engine.
Supercharged 6.2L HEMI V8
One of the most recognizable features of the Redeye engine is its large factory supercharger system.
The supercharged design forces additional air into the engine, allowing the 6.2-liter V8 to produce substantially more power than a naturally aspirated HEMI.
The combination of:
- 6.2-liter displacement
- V8 architecture
- Supercharging
- High-output engine calibration
- Performance-oriented cooling
- Heavy-duty internal and external components
makes the Redeye particularly attractive for high-performance builds.
797 Horsepower and 707 lb-ft of Torque
The headline numbers are one of the biggest reasons enthusiasts search for a 6.2 HEMI Redeye engine for sale USA.
The factory Redeye specification is:
797 horsepower @ 6,300 rpm
707 lb-ft of torque @ 4,500 rpm
Dodge lists the Redeye’s high-output 6.2-liter HEMI at 797 horsepower, while the related Super Stock version increases output to 807 horsepower.
6.2 HEMI Redeye vs. Standard Hellcat Engine
Although both engines are based around the supercharged 6.2-liter HEMI platform, the Redeye represents the high-output version.
| Feature | Hellcat 6.2L | Redeye 6.2L |
|---|---|---|
| Displacement | 6.2L | 6.2L |
| Configuration | Supercharged V8 | Supercharged V8 |
| Horsepower | 717 HP | 797 HP |
| Torque | 656 lb-ft | 707 lb-ft |
| High-Output Version | No | Yes |
| Performance Focus | High performance | Extreme performance |
Dodge’s factory information lists the regular SRT Hellcat at 717 horsepower and the high-output Redeye at 797 horsepower.
Dodge Challenger SRT Hellcat Redeye Applications
The 6.2 HEMI Redeye engine is most closely associated with the Dodge Challenger SRT Hellcat Redeye.
The Challenger Redeye combined the high-output supercharged V8 with an eight-speed automatic transmission and rear-wheel drive. The engine was capable of delivering 797 horsepower and 707 lb-ft of torque.
The Redeye’s performance credentials are substantial. Depending on model and test conditions, published figures include a 203-mph claimed top speed, while Car and Driver recorded a 3.7-second 0–60 mph time for a 2019 Challenger SRT Hellcat Redeye Widebody.
6.2 HEMI Redeye Engine for Engine Swaps
The Redeye engine is also attractive to builders working on custom performance vehicles.
Potential applications can include:
- Classic American muscle cars
- Custom Dodge builds
- Restomod projects
- High-performance street cars
- Drag racing projects
- Pro-touring builds
- Custom chassis projects
- High-horsepower engine swaps
However, installing a Redeye engine into another vehicle is not simply a matter of bolting the engine into place.
A successful swap may require consideration of the:
- Engine management system
- Wiring harness
- ECU/PCM
- Fuel system
- Cooling system
- Intercooler system
- Transmission
- Driveshaft
- Exhaust
- Engine mounts
- Accessory configuration
- Vehicle electronics
Redeye Engine and Transmission Compatibility
In factory Redeye applications, the engine was paired with the TorqueFlite 8HP90 eight-speed automatic transmission. Dodge describes the 8HP90 as the heavy-duty eight-speed automatic used on Hellcat Redeye and Super Stock models.
For an engine swap, transmission compatibility should therefore be considered before purchasing an engine.
A complete conversion may require:
- 6.2 HEMI Redeye engine
- Compatible transmission
- Engine control module
- Wiring harness
- Throttle body
- Fuel system
- Intercooler and heat exchanger system
- Cooling components
- Exhaust system
- Appropriate engine mounts
The exact parts required depend on the vehicle receiving the engine.
Why Buy a 6.2 HEMI Redeye Engine in the USA?
The American performance-engine market has a strong demand for high-output V8 engines, particularly engines that offer factory supercharging and substantial horsepower.
A 6.2 HEMI Redeye engine USA can be an attractive option for customers who want:
Factory Supercharged Performance
The Redeye starts with a factory-engineered supercharged V8 rather than requiring a naturally aspirated engine to be converted to forced induction.
Nearly 800 Horsepower
With 797 horsepower in factory Redeye specification, the engine provides an extremely strong starting point for performance applications.
Strong Aftermarket Support
The Hellcat/HEMI performance platform has a large aftermarket ecosystem supporting upgrades, tuning, fuel systems, cooling systems and other performance components.
Excellent Swap Potential
The compact nature of the modern HEMI platform compared with many older big-block combinations makes it attractive for a wide variety of custom builds, although installation requirements vary by vehicle.
Buying a 6.2 HEMI Redeye Engine for Sale
When searching for a 6.2 HEMI Redeye engine for sale USA, buyers should carefully confirm exactly what is included with the engine.
An engine listing may represent:
- Long block
- Complete engine
- Drop-in engine
- Crate engine
- Engine with supercharger
- Engine with accessories
- Complete pullout assembly
These configurations can have significant differences in value and installation requirements.
What to Check Before Purchasing
Before purchasing a Redeye engine, ask the seller for:
- Engine identification
- Engine serial/part information
- Model year
- Mileage, if used
- Compression or leak-down information where available
- Oil pressure information where available
- Supercharger condition
- Throttle body condition
- Included accessories
- ECU availability
- Wiring harness availability
- Oil pan configuration
- Flexplate/flywheel configuration
- Warranty terms
- Shipping options
For a used engine, documentation and testing can be particularly important.
6.2 HEMI Redeye Engine vs. 6.4 HEMI
The Redeye and 6.4 HEMI are both members of the modern HEMI family, but they target very different performance levels.
| Feature | 6.4 HEMI | 6.2 HEMI Redeye |
|---|---|---|
| Displacement | 6.4L | 6.2L |
| Aspiration | Naturally aspirated | Supercharged |
| Configuration | V8 | V8 |
| Factory HP | Up to approximately 485 HP in common applications | 797 HP |
| Forced Induction | No | Yes |
| Performance Level | High performance | Extreme performance |
The major difference is forced induction. The Redeye uses a supercharged 6.2-liter engine to achieve its substantially higher factory output.
Is the 6.2 HEMI Redeye a Good Performance Engine?
For customers looking for a factory-built high-horsepower American V8, the answer is yes.
The Redeye combines large displacement with factory supercharging and a high-output calibration. Its 797-horsepower factory rating puts it among the most powerful production V8 configurations offered in the Dodge Challenger lineup.
For a project requiring a substantial amount of power without starting with a completely custom engine combination, the Redeye provides a strong foundation.
6.2 HEMI Redeye Engine USA – Final Thoughts
The 6.2 HEMI Redeye engine represents one of the most aggressive factory supercharged V8 packages from the modern Dodge muscle-car era.
With 6.2 liters of displacement, supercharging, 797 horsepower and 707 lb-ft of torque, the Redeye provides the performance that many American muscle-car builders are looking for.
Whether you are replacing a damaged engine, building a high-performance street car, completing a muscle-car restoration or planning a custom engine swap, the 6.2 HEMI Redeye engine USA is a powerful platform worth considering.
At Forged & Stocked Engines, customers looking for high-performance American engines can explore available engine options and contact the team for specifications, availability and shipping information.
Looking for a 6.2 HEMI Redeye engine?
Contact Forged & Stocked Engines for current availability, engine configuration, specifications and shipping options.
FAQ
How much horsepower does the 6.2 HEMI Redeye make?
The factory 6.2-liter HEMI Redeye produces 797 horsepower in the Challenger SRT Hellcat Redeye configuration.
How much torque does a Redeye engine make?
The factory Redeye specification produces 707 lb-ft of torque.
Is the 6.2 HEMI Redeye supercharged?
Yes. The Redeye uses a supercharged 6.2-liter HEMI V8.
What vehicles use the 6.2 HEMI Redeye engine?
The engine is most notably associated with Dodge SRT Hellcat Redeye models, including the Challenger. Related high-output versions were also used in other Dodge performance models.
Can a 6.2 HEMI Redeye be used for an engine swap?
Yes, it can be used in custom engine-swap projects, but the required mounts, electronics, fuel system, cooling, transmission and other components depend on the vehicle.
What transmission is used with the Redeye?
The Challenger SRT Hellcat Redeye was equipped with the TorqueFlite 8HP90 eight-speed automatic transmission
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