Hellcat Engine for Sale – OEM 6.2L Supercharged HEMI V8

Used Hellcat Engine for Sale – 38,000 Miles

Looking for a Hellcat engine for sale? McClain Auto Part offers OEM 6.2L Supercharged HEMI V8 engines for Dodge Challenger, Charger, and compatible performance builds.

Our featured used Hellcat engine has 38,000 advertised miles. Whether you’re replacing a damaged motor or building a custom muscle car, this powerful V8 offers an excellent starting point.

The standard 6.2L Hellcat produces 707 horsepower and 650 lb-ft of torque. In addition, its 2.4L IHI supercharger delivers impressive power throughout the engine’s operating range.

Unlike an ordinary naturally aspirated HEMI, the Hellcat uses forced induction to generate significantly more horsepower. As a result, it offers the performance that made Dodge’s supercharged muscle cars famous.

At McClain Auto Part in Cleveland, Ohio, we help customers find compatible replacement engines. Furthermore, our team assists with engine identification, shipping arrangements, and warranty information.

Hellcat Engine Highlights

Genuine OEM 6.2L Supercharged HEMI V8

Advertised mileage: 38,000 miles

Factory output: 707 horsepower

Factory torque: 650 lb-ft

2.4L IHI twin-screw supercharger

Heavy-duty cast-iron engine block

Forged crankshaft, connecting rods, and pistons

Compatible with selected Dodge performance applications

Suitable for custom HEMI engine swaps

Six-month mechanical warranty, subject to terms

Nationwide freight shipping

Local pickup available in Cleveland, Ohio

Before placing your order, contact our team to confirm the exact engine configuration, available components, and compatibility.

What Makes the 6.2L Hellcat HEMI Engine Special?

Dodge introduced the 6.2L Supercharged HEMI in the 2015 Challenger SRT Hellcat. Shortly afterward, the Charger SRT Hellcat joined the lineup.

At launch, the engine produced an impressive 707 horsepower. Consequently, it helped establish the Hellcat as one of the most powerful American production muscle cars of its time.

The engine combines a durable cast-iron block with aluminum cylinder heads and forged internal components. Together, these parts support the high cylinder pressures that come with supercharged performance.

Moreover, the Hellcat uses a belt-driven supercharger instead of relying on natural aspiration.

The supercharger forces additional air into the engine. As a result, the combustion process can produce significantly more power than a comparable naturally aspirated setup.

Another major advantage is the engine’s strong low-end and midrange torque. Because the supercharger responds directly to engine speed, drivers can experience strong acceleration without waiting for a turbocharger to build boost.

Over the years, Dodge introduced several versions of the supercharged 6.2L HEMI. These include the standard Hellcat, Redeye, and Super Stock.

However, these engines do not share identical specifications. Therefore, buyers should identify the correct version before purchasing a replacement.

6.2L Hellcat Engine Specifications

The following table outlines the factory specifications for the standard 707-horsepower Hellcat engine.

Specification	Details
Engine	6.2L Supercharged HEMI V8
Engine family	Gen III HEMI
Displacement	6,166 cc / 376 cubic inches
Configuration	90-degree V8
Valvetrain	OHV, 16 valves
Bore × stroke	103.9 × 90.9 mm
Compression ratio	9.5:1
Engine block	Cast iron
Cylinder heads	Aluminum alloy
Crankshaft	Forged steel
Connecting rods	Forged steel
Pistons	Forged aluminum alloy
Supercharger	2.4L IHI twin-screw
Factory boost	Approximately 11.6 PSI
Horsepower	707 hp at 6,000 RPM
Torque	650 lb-ft at 4,000 RPM
Fuel injection	Sequential multi-port injection
Firing order	1-8-4-3-6-5-7-2
Featured engine mileage	38,000 miles

These specifications describe the standard factory engine. However, later Hellcat variants and modified engines may use different components or power ratings.

Used Hellcat Engine Condition and Mechanical Inspection

When shopping for a used Hellcat engine, mileage is only one part of the decision.

Although lower mileage can be attractive, proper maintenance and mechanical condition matter just as much.

For example, an engine with a documented service history may offer more confidence than one with unknown maintenance records.

Furthermore, the Hellcat operates under demanding conditions. Its supercharger increases cylinder pressure, while the cooling and lubrication systems must manage substantial heat.

Therefore, buyers should review the engine’s condition carefully before installation.

A thorough mechanical inspection should focus on several important areas.

Cylinder Compression

Technicians use compression testing to evaluate how effectively each cylinder holds pressure.

Consistent readings can indicate balanced cylinder sealing. However, technicians must compare the actual results with the manufacturer’s specifications.

Engine Oil Condition

Engine oil can reveal useful information about internal wear.

For instance, excessive metal particles may indicate bearing or other component damage. Similarly, coolant contamination can suggest a sealing or cooling-system problem.

Supercharger Assembly

The supercharger plays a major role in the Hellcat’s performance.

Therefore, technicians should examine its pulley, snout, rotor condition, and accessible cooling connections.

External Engine Components

Technicians should also inspect the oil pan, timing cover, cylinder heads, sensors, and mounting points.

In addition, they should look for damaged connectors, missing components, or signs of previous repairs.

Although these checks can reveal potential problems, no single inspection guarantees the condition of every internal component.

Hellcat Engine Compression Test – Eight-Cylinder Reference

A compression test helps technicians evaluate an engine’s internal sealing.

During testing, the technician measures the pressure each cylinder produces while the starter turns the engine.

Because the Hellcat uses eight cylinders, the technician should check all eight under consistent testing conditions.

A healthy engine generally produces readings that remain reasonably close to one another. However, the readings must also satisfy the manufacturer’s service limits.

For example, a single cylinder with much lower compression may indicate worn piston rings, damaged valves, or another internal problem.

Eight-Cylinder Compression Test Example

The following table illustrates balanced compression readings for a 6.2L Hellcat engine.

Important: These figures are examples for educational reference. They are not verified test results from the featured 38,000-mile engine.

Cylinder	Engine Bank	Compression	Variation
Cylinder 1	Left	160 PSI	0.0%
Cylinder 2	Right	158 PSI	-1.3%
Cylinder 3	Left	161 PSI	+0.6%
Cylinder 4	Right	159 PSI	-0.6%
Cylinder 5	Left	160 PSI	0.0%
Cylinder 6	Right	162 PSI	+1.3%
Cylinder 7	Left	159 PSI	-0.6%
Cylinder 8	Right	161 PSI	+0.6%

Compression Test Summary

Measurement	Example Result
Average compression	160 PSI
Highest reading	162 PSI
Lowest reading	158 PSI
Difference between cylinders	4 PSI
Maximum variation	2.47%

Understanding the Compression Results

In this example, all eight cylinders produce readings between 158 and 162 PSI.

The average is 160 PSI. Meanwhile, the highest and lowest readings differ by only 4 PSI.

That difference represents approximately 2.47% of the highest reading.

Consequently, the example demonstrates the type of consistency technicians look for when comparing cylinders.

However, consistent readings do not automatically prove that an engine is mechanically perfect.

Several factors can influence compression readings. These include battery strength, cranking speed, engine temperature, and testing procedures.

Therefore, technicians should follow the correct service procedure and compare the results with factory specifications.

Why Compression Matters on a Supercharged Hellcat

The Hellcat’s supercharger increases the amount of air entering the cylinders.

As a result, the engine experiences high combustion pressures during operation.

Its piston rings, valves, and cylinder walls must maintain proper sealing to support reliable performance.

When compression drops significantly, the engine may develop several problems:

Reduced horsepower

Rough idling

Engine misfires

Increased oil consumption

Excessive crankcase pressure

Hard starting

Poor overall performance

If a cylinder produces an unusually low reading, a technician may perform a leak-down test.

This additional test helps identify where the cylinder loses pressure.

For example, air escaping through the intake can indicate an intake-valve sealing problem. Likewise, air escaping through the exhaust may point toward an exhaust-valve issue.

Meanwhile, excessive air entering the crankcase may suggest piston-ring or cylinder-wall wear.

Together, compression and leak-down testing provide useful information about engine condition.

Hellcat Supercharger Inspection and Performance

The standard Hellcat engine uses a 2.4L IHI twin-screw supercharger.

Unlike a turbocharger, which relies on exhaust gases, the Hellcat supercharger uses a belt connected to the crankshaft.

Consequently, the system responds quickly to changes in engine speed.

The factory supercharger produces approximately 11.6 PSI of boost in the standard 707-horsepower configuration.

However, boost pressure can vary with operating conditions and modifications.

Because the supercharger is a major engine component, its condition deserves careful attention.

Supercharger Pulley

First, technicians should inspect the pulley for visible damage, excessive wear, or signs of modification.

A damaged pulley can affect belt alignment and supercharger operation.

Supercharger Snout

Next, technicians should examine the snout for lubricant leaks, unusual bearing noise, or excessive movement.

These symptoms may indicate wear that requires further investigation.

Supercharger Rotors

Technicians should also inspect accessible rotor surfaces for contamination or physical damage.

For example, unusual contact marks may indicate an internal problem.

Bypass Valve

The bypass valve helps regulate airflow during different operating conditions.

Therefore, the mechanism should move smoothly without obvious binding or damage.

Intercooler Connections

Finally, technicians should examine accessible charge-air cooling connections and seals.

Leaks or contamination can affect cooling-system performance.

Although visual checks are useful, technicians may need additional operational testing to assess the complete supercharger assembly.

Engine Oil and Lubrication-System Inspection

The Hellcat depends on proper lubrication to protect its internal components.

Engine oil reduces friction between moving parts. In addition, it helps carry heat away from critical engine surfaces.

The crankshaft, bearings, camshaft, connecting rods, and valvetrain all rely on a consistent oil supply.

Therefore, poor lubrication can quickly lead to expensive mechanical damage.

When examining a used Hellcat engine, technicians should check for:

• Metallic particles in the engine oil
• Coolant contamination
• Excessive sludge buildup
• Oil leaks around seals and covers
• Damage to accessible lubrication components

For example, metallic debris may indicate internal wear. Similarly, milky oil can suggest coolant contamination.

However, clean-looking oil does not guarantee that every internal component is healthy.

For this reason, buyers should consider lubrication-system findings alongside other inspection results.

Hellcat Engine Donor Vehicle and Mileage Information

Our featured used Hellcat engine has an advertised mileage of 38,000 miles.

Mileage helps buyers compare available engines. However, the original vehicle and engine configuration also matter.

For technical reference, the 2016 Dodge Challenger SRT Hellcat uses the standard 707-horsepower 6.2L Supercharged HEMI.

Factory Donor Vehicle Reference

Specification	Details
Reference vehicle	2016 Dodge Challenger SRT Hellcat
Engine	6.2L Supercharged HEMI V8
Factory horsepower	707 hp
Factory torque	650 lb-ft
Supercharger	2.4L IHI twin-screw
Factory transmission options	TR-6060 manual or 8HP90 automatic
Featured engine’s advertised mileage	38,000 miles

This vehicle serves as a factory specification reference. It does not establish the actual donor vehicle for the engine in this listing.

Therefore, buyers should review available donor documentation and engine identification details before ordering.

The correct engine identification helps reduce compatibility problems during installation.

What Comes With the Hellcat Engine?

The components included with a used Hellcat engine depend on the available package.

For example, some sellers offer complete long blocks, while others provide engines with superchargers and accessories.

Additionally, certain packages include wiring, engine controllers, or transmission components.

Because these differences affect installation costs, buyers should confirm the exact inventory before purchasing.

Main Hellcat Engine Components

A typical supercharged engine assembly may include:

6.2L cast-iron engine block

Aluminum cylinder heads

Forged crankshaft

Forged connecting rods and pistons

Complete valvetrain

Timing components

Supercharger assembly

Intake components

Front timing cover

Oil pan

Installed engine sensors

Additional Components for Installation

Depending on the package, additional components may include:

Engine wiring harness

ECU or PCM

Throttle body

Fuel rails and injectors

Alternator

Water pump

Air-conditioning compressor

Accessory brackets and pulleys

Supercharger drive components

Oil cooler

Exhaust manifolds

Flywheel or flexplate

Engine mounting brackets

However, buyers should not assume that every listed component comes with every engine.

Before ordering, contact McClain Auto Part to confirm the exact package contents.

Furthermore, a complete engine assembly does not necessarily include a transmission or all the parts required for a custom swap.

Hellcat Engine Compatibility and Vehicle Applications

The 6.2L Supercharged HEMI powers several high-performance Dodge and Ram vehicles.

However, each application may use different accessories, electronics, or engine calibrations.

Therefore, buyers should never assume that every Hellcat engine is interchangeable.

Dodge Challenger SRT Hellcat

Dodge introduced the Challenger SRT Hellcat for the 2015 model year.

The original engine produces 707 horsepower and 650 lb-ft of torque.

In addition, it uses a 2.4L IHI supercharger and forged internal components.

Later Challenger variants introduced different performance specifications.

Dodge Charger SRT Hellcat

The Charger SRT Hellcat also uses the supercharged 6.2L HEMI.

Although it shares major engine components with the Challenger, installation details can vary by model year.

Consequently, buyers should verify the original engine configuration before choosing a replacement.

Hellcat Redeye Engine

The Hellcat Redeye uses a larger 2.7L supercharger.

In its original Challenger configuration, the engine produces 797 horsepower.

Furthermore, Dodge upgraded several components to support the increased output.

Therefore, a Redeye engine should not automatically replace a standard Hellcat without a compatibility review.

Dodge Challenger SRT Super Stock

The Challenger SRT Super Stock produces 807 horsepower.

It shares important components with the Redeye. However, Dodge uses a different factory calibration to achieve its rated output.

Ram 1500 TRX

The Ram 1500 TRX uses a truck-specific version of the supercharged 6.2L HEMI.

Its factory output reaches 702 horsepower.

However, the TRX uses different accessories, mounting arrangements, and electronic systems.

As a result, a standard Challenger or Charger Hellcat engine is not automatically a direct replacement.

Dodge Durango SRT Hellcat

The Durango SRT Hellcat also uses a supercharged 6.2L HEMI.

However, its drivetrain and engine configuration serve a different vehicle platform.

Therefore, replacement buyers should confirm the correct engine variant and supporting components.

VIN Compatibility Assistance

Before purchasing a replacement Hellcat engine, provide your vehicle’s VIN.

The VIN helps identify your vehicle’s original engine configuration.

Our team can then review the available engine against your vehicle details.

In addition, buyers should compare relevant part numbers, wiring connections, accessories, and transmission requirements.

This process helps reduce the risk of ordering an incompatible assembly.

Hellcat Engine Installation Requirements

Installing a Hellcat engine requires careful preparation.

Although a direct replacement may reuse many factory components, custom swaps often need additional equipment.

Therefore, technicians should confirm the installation requirements before removing the original engine.

ECU and Engine Management

The Hellcat relies on electronic controls to manage fuel delivery, ignition timing, throttle response, and other engine functions.

For a compatible factory replacement, the existing vehicle electronics may support the replacement engine.

However, a custom swap may require a compatible controller package or aftermarket management system.

Additionally, some installations require programming or electronic integration.

Fuel System

The Hellcat needs a fuel system that can support its horsepower output.

Therefore, fuel pumps, injectors, pressure regulation, and engine calibration must work together.

For custom builds, the installer should verify that the fuel system meets the engine’s requirements.

Engine Cooling

The Hellcat uses a primary cooling system to regulate engine temperature.

In addition, a separate charge-air cooling circuit helps manage heat from the supercharger.

Both systems play important roles in engine performance.

Consequently, installers should inspect the cooling components before operating the engine under heavy load.

Transmission Compatibility

Factory Hellcat applications have used the Tremec TR-6060 six-speed manual and TorqueFlite 8HP90 eight-speed automatic transmissions.

However, transmission compatibility depends on the specific vehicle and engine configuration.

Installers must also consider the correct flywheel or flexplate, electronic controls, and drivetrain connections.

Recommended Pre-Installation Checks

Before starting the engine, technicians should:

Inspect accessible gaskets and seals.

Replace the engine oil and filter.

Check cooling-system hoses and connections.

Inspect accessory belts and pulleys.

Verify electrical connections.

Examine intake and exhaust components.

Prime the oil system according to the service procedure.

Confirm ECU compatibility.

Check for diagnostic trouble codes after installation.

These steps help technicians identify potential installation problems early.

Hellcat Engine Swap Applications

The Hellcat 6.2L Supercharged HEMI is popular among enthusiasts who want serious V8 performance.

Because the engine produces substantial horsepower in factory form, builders often consider it for custom muscle-car projects.

For example, a Hellcat engine can serve as the foundation for a classic Mopar restomod.

Likewise, builders may use the engine in other platforms when they can accommodate its size, electronics, and power output.

However, custom swaps require more than a powerful engine.

Important Swap Requirements

Before starting a project, consider:

Engine-bay clearance

Motor mounts and crossmembers

Transmission selection

Fuel-system capacity

Engine cooling

Supercharger charge-air cooling

Wiring and engine management

Exhaust routing

Driveshaft and differential strength

In addition, builders should consider the vehicle’s brakes, suspension, and overall drivetrain capacity.

After all, the supporting components must handle the engine’s performance safely.

For complex installations, professional assistance can help reduce costly mistakes.

Signs You May Need a Replacement Hellcat Engine

The 6.2L Supercharged HEMI is built for serious performance, but like any engine, it can develop problems as the miles add up. If your Hellcat isn’t running the way it used to, certain warning signs may point to internal wear or mechanical damage.

Here are a few common signs to watch for:

Excessive oil consumption: If you’re constantly topping off your engine oil, worn piston rings or valve seals could be the cause.

Knocking or rattling noises: Unusual sounds coming from the engine, especially during acceleration, may indicate worn bearings or other internal damage.

Loss of power: If your Hellcat feels sluggish or struggles to accelerate, low compression, fuel-system problems, or supercharger issues could be responsible.

Frequent overheating: An engine that repeatedly runs hot can suffer serious damage to its cylinder heads, gaskets, and internal components.

Recurring check engine light: Persistent warning lights, especially alongside rough idling or misfires, may indicate a problem that needs immediate attention.

Of course, not every engine problem calls for a complete replacement. However, if your Hellcat has suffered major internal damage or the repair costs keep adding up, a used OEM 6.2L Supercharged HEMI engine may be a more affordable option than rebuilding your existing motor.

At McClain Auto Part, we can help you find a replacement Hellcat engine that matches your vehicle’s specifications.

Nationwide Hellcat Engine Shipping

McClain Auto Part offers nationwide freight shipping for used Hellcat engines.

Because these engines are heavy, freight carriers require secure packaging.

Our shipping team coordinates the appropriate packaging and freight arrangements for each order.

Depending on the shipment, preparation may include a suitable pallet or shipping cradle, protective materials, and secure mounting.

Furthermore, the team must account for exposed engine openings and any loose accessories.

Shipping costs depend on the delivery address, package dimensions, and carrier requirements.

For example, residential delivery or liftgate service may increase the total freight cost.

Once the carrier collects the shipment, we provide tracking information so customers can monitor delivery progress.

Alternatively, customers can arrange local pickup in Cleveland, Ohio.

Please contact us before visiting to confirm pickup arrangements.

Six-Month Mechanical Warranty

Our featured Hellcat engine comes with a six-month mechanical warranty, subject to the applicable written terms.

The warranty covers eligible mechanical defects according to those terms.

However, improper installation, overheating, insufficient lubrication, incorrect calibration, or unauthorized modifications may affect coverage.

Therefore, customers should review the warranty conditions before purchasing.

If a mechanical problem occurs during the warranty period, contact McClain Auto Part with your order information.

Our team can then explain the review process and available remedies.

Why Buy From McClain Auto Part

James McClain founded this business in Cleveland, Ohio in 2009 with one standard that has not changed since: sell a part you would put in your own vehicle. That standard applies to every Hellcat engine we list.

Every unit we carry is physically in our Cleveland warehouse before it is listed. We do not broker engines from other suppliers or list inventory we have not personally inspected. When you call us you talk to someone who has seen the specific engine, knows the compression numbers, and can answer real questions about the donor vehicle documentation before you commit to an order.

We carry a 4.9 out of 5 star rating on Google from over 800 verified customer reviews. Our customers include first-time engine buyers, ASE-certified technicians, professional swap builders, and fleet operators who have been ordering from us for years. The consistency of our inspection process and our warranty follow-through are the reasons they keep coming back.

Engine Identification Assistance

First, our team can help review the engine configuration and its intended application.

This step is especially important because different Hellcat variants use different components.

Compatibility Support

In addition, customers can provide their vehicle’s VIN for a compatibility review.

This helps identify potential differences in electronics, accessories, and installation requirements.

Clear Package Information

We also help customers confirm which components come with the available engine.

As a result, buyers can better plan their installation and identify any additional parts they may need.

Nationwide Shipping

Furthermore, we arrange freight shipping for customers throughout the United States.

Local customers can also arrange pickup in Cleveland, Ohio.

Warranty Information

Finally, our team provides information about the engine’s mechanical warranty and applicable conditions.

Together, these services help customers make a more informed purchasing decision.

Frequently Asked Questions About Hellcat Engines

How much does a Hellcat engine cost?

The price depends on mileage, condition, model year, engine variant, and included accessories.

For example, a complete engine package with wiring and electronics may cost more than a basic long block.

Therefore, contact McClain Auto Part for current pricing on the featured 38,000-mile engine.

Does the Hellcat engine come with a supercharger?

The featured listing describes a supercharged 6.2L HEMI assembly.

However, customers should confirm the exact supercharger and accessories included before ordering.

How many miles are on this Hellcat engine?

The featured engine has an advertised mileage of 38,000 miles.

For additional confidence, buyers should review supporting mileage documentation when available.

Is this Hellcat engine compression tested?

Compression testing helps evaluate cylinder sealing and overall engine condition.

However, the compression figures in this description are illustrative examples rather than verified measurements from the featured engine.

Therefore, customers should request the actual test results for the specific unit when available.

Will this Hellcat engine fit my Dodge Challenger?

Compatibility depends on the model year, original engine, electronics, and supporting components.

For this reason, provide your VIN before purchasing.

Will the engine fit a Dodge Charger SRT Hellcat?

The standard 6.2L Supercharged HEMI powers certain Charger SRT Hellcat models.

However, buyers should verify the correct engine configuration and part numbers before ordering.

Can I install a standard Hellcat engine in a Ram TRX?

The Ram TRX uses a truck-specific version of the supercharged 6.2L HEMI.

Therefore, a standard car-based Hellcat engine may require changes to accessories, mounting, and electronic systems.

Does the engine include the ECU and wiring harness?

Package contents vary.

Consequently, buyers should confirm whether the ECU, wiring harness, and related electronics come with the available engine.

Can I use this engine for a custom swap?

Yes. Builders can use the Hellcat engine in compatible custom projects.

However, the installation may require changes to engine mounts, wiring, fuel delivery, cooling, and drivetrain components.

What warranty comes with the engine?

The featured engine carries a six-month mechanical warranty, subject to the written terms and exclusions.

Do you ship Hellcat engines nationwide?

Yes. McClain Auto Part offers nationwide freight shipping.

In addition, customers can arrange local pickup in Cleveland, Ohio.

How can I order a used Hellcat engine?

Contact our team with your vehicle details, VIN, and delivery location.

We can then discuss availability, package contents, compatibility, pricing, and shipping arrangements.

Buy a Used Hellcat Engine From McClain Auto Part

If you’re searching for a used Hellcat engine for sale, our featured 38,000-mile 6.2L Supercharged HEMI may suit your replacement or performance project.

With 707 factory horsepower, 650 lb-ft of torque, and a 2.4L supercharger, the standard Hellcat offers exceptional V8 performance.

Furthermore, its forged internal components and heavy-duty engine design make it a popular choice among Mopar enthusiasts.

However, choosing the right engine requires careful attention to compatibility, condition, and included components.

At McClain Auto Part, we help customers review these details before placing an order.

Whether you’re replacing a damaged engine or planning a custom Hellcat swap, contact us to discuss your project.

McClain Auto Part

Cleveland, Ohio

Phone: +1 (216) 230-5433

Email: sales@mcclainautopart.com

Website: mcclainautopart.com

Contact us today to check availability, confirm your vehicle’s compatibility, and request a shipping quote for your Hellcat engine.