All You Need to Know About the 6.4L Dodge Engine

Hello there! If you’re a fan of Dodge vehicles, then you may be familiar with the 6.4L engine. This powerful engine is known for its exceptional performance and durability, making it a popular choice for many Dodge models. But what exactly makes the 6.4L engine so special? In this article, we’ll take a closer look at this impressive engine and everything you need to know about it.

The 6.4L engine, also known as the Apache engine, was first introduced by Dodge in 2011. It was designed to replace the previous 6.1L engine and offer even better performance and efficiency. This engine is a V8 gasoline engine that boasts a maximum power output of 485 horsepower and 475 lb-ft of torque. It’s available in a wide variety of Dodge models, including the Charger, Challenger, and Durango, to name a few.

The 6.4L Dodge Engine: An Overview

The 6.4L Dodge engine is a powerful and reliable engine that has been a game-changer in the world of automobiles. This powerhouse of an engine boasts an impressive power and performance capability that exceeds expectations. Dodge aficionados who are looking for a reliable engine that can withstand the test of time without breaking a sweat should consider purchasing a vehicle with a 6.4L engine under the hood. In this article, we will delve deeper into the power and performance, engine specs and features, and applications and compatibility of the 6.4L Dodge engine.

Power and Performance

The 6.4L Dodge engine is a force to be reckoned with. In fact, this engine is capable of producing a whopping 485 horsepower and 475 lb-ft of torque. This power is achieved by leveraging a number of engine technologies and advancements that have been incorporated into the engine design. These include a cast-iron block and aluminum cylinder heads, forged steel crankshaft and connecting rods, and a multi-point fuel injection system that provides fuel to the cylinders at the exact moment it is needed. The result is an engine that can deliver smooth and consistent power across a wide range of driving conditions.

In terms of performance, the 6.4L Dodge engine comes standard with an eight-speed automatic transmission that provides smooth and precise gear shifts. It also features an active exhaust system that improves performance and provides a unique engine sound that appeals to car enthusiasts. Other performance-enhancing features of this engine include adaptive damping suspension, launch control, limited-slip rear differential, and electronic stability control.

Engine Specs and Features

The 6.4L Dodge engine is a true feat of engineering and incorporates a wide range of technical specifications and features that contribute to its overall performance and reliability. The engine has a bore of 103.9 mm, a stroke of 94.6 mm, and a compression ratio of 10.9:1. It also features a variable valve timing system that adjusts the timing of the engine’s valves to optimize performance and fuel efficiency.

The engine’s camshaft features a hydraulic roller that provides improved valve lift and duration. The valve train also includes 16 hydraulic lash adjusters and roller rocker arms that reduce valvetrain friction and increase durability. Other features of the 6.4L Dodge engine include an electronic throttle control system that provides precise throttle response, an oil cooler that helps maintain optimal engine temperature, and an electronic ignition system that ensures reliable ignition in all driving conditions.

Applications and Compatibility

The 6.4L Dodge engine has been designed to be compatible with a wide range of Dodge vehicles. Some of the vehicles that come equipped with this engine include the Charger, Challenger, Ram 2500, Ram 3500, and the Durango SRT. The engine is also compatible with a number of aftermarket performance parts and accessories that can be used to enhance its performance and capabilities even further.

The 6.4L Dodge engine is the perfect engine for those who demand top-of-the-line power and performance from their vehicles. Whether you are cruising down the highway or towing heavy loads, this engine will deliver the power you need to get the job done. With its impressive engineering and design, it’s no wonder the 6.4L Dodge engine has become a fan favorite among Dodge enthusiasts.

Maintenance and Repairs for Your 6.4L Dodge Engine

Regular Maintenance

Your 6.4L Dodge engine is a powerful machine that requires regular maintenance to keep it running at optimal performance. To maximize the longevity of your engine, it is important to follow the manufacturer’s recommended maintenance schedule.

Some of the key maintenance tasks you will need to perform on your 6.4L Dodge engine include oil changes, air filter replacement, coolant flushes, and spark plug replacement. It is also important to regularly inspect your engine for any leaks, cracks, or other signs of wear and tear.

Additionally, it is recommended that you use high-quality engine oil and fuel in your 6.4L Dodge engine to help ensure maximum performance and protection against engine wear and tear.

Common Issues and Fixes

Despite its power and performance, the 6.4L Dodge engine is not immune to issues and problems that can arise over time. Some of the most common issues experienced by owners of the 6.4L engine include:

  • Overheating
  • Misfires or rough idling
  • Oil leaks
  • Excessive smoke or exhaust

If you are experiencing any of these issues with your 6.4L Dodge engine, it is important to address them promptly to avoid further damage and costly repairs.

Some potential fixes for these issues include:

  • Replacing the thermostat or radiator
  • Cleaning or replacing the fuel injectors
  • Repairing or replacing gaskets and seals
  • Replacing worn or damaged engine components

It is highly recommended that you consult with a certified mechanic or technician if you are experiencing issues with your 6.4L Dodge engine, as they will have the knowledge and experience necessary to properly diagnose and repair the issue.

Upgrades and Performance Enhancements

If you are looking to get even more performance out of your 6.4L Dodge engine, there are a variety of upgrades and enhancements available that can help you achieve your goals.

Some popular upgrades and enhancements for the 6.4L engine include:

  • Performance air intake systems
  • Exhaust upgrades and headers
  • Performance engine tuning and programming
  • Aftermarket superchargers or turbochargers

It is important to note that some of these upgrades may void your vehicle’s warranty and/or may require other modifications to your engine or vehicle in order to properly function.

It is recommended that you consult with a qualified mechanic or technician before making any significant upgrades or enhancements to your 6.4L Dodge engine to ensure that you are getting the best performance and protection possible.

The Cost of a 6.4L Dodge Engine

New vs. Used

When you’re in the market for a 6.4L Dodge engine, one of the most important factors to consider is the cost. While a brand new engine will always come with a higher price tag, the question of whether it’s worth it comes down to your individual needs and budget.

A new 6.4L Dodge engine can cost anywhere from $10,000 to $15,000, depending on the specific make and model. However, many drivers opt for a pre-owned engine as a more cost-effective option. Used engines can range in price from $5,000 to $8,000, depending on the condition and mileage.

There are pros and cons to both new and used engines. With a new engine, you’ll have the peace of mind that comes with a factory warranty and less risk of unexpected repairs. On the other hand, a used engine may have a lower upfront cost, but could come with higher maintenance and repair costs down the road.

Regardless of which option you choose, it’s important to thoroughly research the engine and seller before making a purchase to ensure you’re getting a quality product.

Installation and Labor Costs

In addition to the cost of the engine itself, there are several additional expenses to consider when having a 6.4L Dodge engine installed in your vehicle. The first is labor costs, which can vary widely depending on the mechanic and location.

On average, you can expect to pay between $1,500 and $3,000 for labor costs when installing a new engine. If you opt for a used engine, there may be additional costs associated with rebuilding or refurbishing the engine before it can be installed.

Other fees to consider include the cost of any necessary parts, such as gaskets and belts, as well as any taxes or shipping fees associated with the engine purchase. Depending on the condition of your vehicle and the specifics of the installation, there may also be additional fees for upgrading or modifying other components to work with the new engine.

Warranty and Financing Options

When making a significant investment like a 6.4L Dodge engine, it’s important to consider your warranty and financing options. While there may not be any financing options available directly through the engine manufacturer, there are several third-party financing options that can help cover the cost.

For example, some companies offer low-interest financing for automotive repairs and upgrades, including engine replacements. Additionally, some mechanics or potential buyers may offer to purchase your existing engine as a way to offset the cost of the new engine.

As for warranties, most new 6.4L Dodge engines come with a factory warranty that will help cover the cost of any unexpected repairs or defects. However, with a used engine, you may need to purchase your own warranty or extended coverage to protect yourself from any potential issues.

Overall, the cost of a 6.4L Dodge engine will vary widely depending on a number of factors, including whether you opt for a new or used engine, labor costs, and additional fees. By carefully considering your options and doing your research, you can make an informed decision that best fits your needs and budget.

Comparing the 6.4L Dodge Engine to Other Engines

Power and Performance

The 6.4L Dodge engine is a powerful engine that delivers 485 horsepower and 475 lb-ft of torque. This V8 engine is known for its exceptional performance and towing capability. In comparison to other engines, the 6.4L Dodge engine is one of the most powerful engines available in the market. It outperforms other engines in its class like the 5.7L Hemi V8, which produces 395 horsepower and 410 lb-ft of torque. The 6.4L engine also provides better towing capacity than the middleweight engine 3.6L V6 and 5.7L Hemi V8.

Fuel Efficiency and MPG

Despite its exceptional power and performance, the 6.4L Dodge engine is still relatively fuel-efficient. The engine gets an EPA-estimated 16 MPG in city driving and 22 MPG on highways. This fuel efficiency is similar to that of other engines in its class. For example, the 5.7L Hemi V8 engine gets an EPA-estimated 15 MPG in the city and 21 MPG on the highway. The smaller and less powerful 3.6L V6 engine, on the other hand, gets an EPA estimated 19 MPG in city driving and 26 MPG on highways.

Cost and Value Comparison

When compared to other engines in the market, the 6.4L Dodge engine is relatively expensive. However, the engine’s performance and towing capabilities make it an excellent investment for those who value power and performance. In comparison to other engines in its class, like the 5.7L Hemi V8 and 3.6L V6, the 6.4L engine is more expensive, but it provides better power and performance.

The 6.4L engine is also more expensive than some engines in competitor trucks. For example, the Ford F150 offers a 5.0L V8 engine that produces 395 horsepower and has a towing capacity of up to 13,000 pounds. Although the Ford F150 is less expensive than the Ram HD, it cannot deliver the same towing capacity as the 6.4L engine, making it less powerful and capable.

In terms of overall value, the 6.4L Dodge engine is a great investment for individuals looking for a high-performance engine that delivers exceptional towing capability. While it may be more expensive than other engines, its power and performance make it a worthy investment for those who value these features.

In conclusion, the 6.4L Dodge engine is one of the most powerful engines available in the market, and its performance and towing capabilities cannot be ignored. While it may be more expensive than other engines, its power, performance, and fuel efficiency make it an excellent investment for those who value these features. When compared to other engines in its class, the 6.4L engine outperforms them all, making it a reliable and robust engine choice for vehicle owners.


Summary of Key Takeaways

In this article, we have delved into the world of the 6.4L Dodge engine, exploring its features and specifications. We have learned that this engine is capable of generating an impressive amount of power, making it a popular choice among truck enthusiasts and racers.

One of the key takeaways from this article is that the 6.4L engine is a great choice for those looking for a heavy-duty engine that can handle a variety of tasks. It is known for its durability, reliability, and longevity, which has made it a popular choice in the Dodge truck lineup.

Furthermore, we have discussed some of the aftermarket performance upgrades that can be made to this engine, which can further enhance its power and performance. These modifications include cold air intakes, superchargers, and exhaust systems, among others.

Overall, whether you are a truck owner looking for a powerful and reliable engine or a racing enthusiast looking for an engine that can handle extreme conditions, the 6.4L Dodge engine is definitely worth considering.

Final Thoughts

In conclusion, the 6.4L Dodge engine is a powerful and versatile engine that has a lot to offer for both truck enthusiasts and racers alike. Its impressive specs and performance make it a popular choice, and the availability of aftermarket upgrades allows for even greater customization and improvement.

However, it is important to note that while the 6.4L engine is capable of generating a lot of power, it is still important to maintain it properly and perform regular maintenance to ensure its longevity and reliability.

At the end of the day, it all boils down to personal preference and the specific needs of your vehicle or racing application. But one thing is for sure, with the 6.4L Dodge engine, you can expect an unparalleled level of performance and power that is sure to impress.

Wrapping Up

And that’s it – everything you need to know about the 6.4L Dodge engine. It’s a powerful and reliable engine that can deliver top-notch performance on and off the road. Whether you’re a Dodge fan, a car enthusiast, or just a curious reader, we hope this article has given you a deeper appreciation and understanding of what makes this engine stand out. Keep in mind that there’s always more to learn and explore, so don’t be afraid to do some further research and experimentation. And if you’re lucky enough to own a vehicle with this engine, take good care of it and enjoy the ride!

Thank you for being our reader and for taking the time to read this article. We hope you found it informative, engaging, and helpful. Don’t forget to check out our other articles and resources for more automotive insights and news. And if you have any questions, comments, or feedback, feel free to reach out to us. We’d love to hear from you!


1. What is a 6.4L Dodge engine?
A 6.4L Dodge engine is a V8 engine produced by Chrysler under the HEMI brand, designed for heavy-duty trucks, SUVs, and high-performance cars.

2. What are the key features of a 6.4L Dodge engine?
Some of the key features of a 6.4L Dodge engine include HEMI technology, multi-displacement system (MDS), variable valve timing (VVT), and high-strength materials for durability and power.

3. How much horsepower does a 6.4L Dodge engine produce?
A 6.4L Dodge engine can produce up to 485 horsepower and 475 lb-ft of torque.

4. What vehicles use a 6.4L Dodge engine?
Some vehicles that use a 6.4L Dodge engine include the Ram 2500 and 3500, Dodge Durango SRT, Jeep Grand Cherokee SRT, and Dodge Challenger SRT.

5. What is the fuel efficiency of a 6.4L Dodge engine?
The fuel efficiency of a 6.4L Dodge engine depends on various factors such as vehicle weight, driving conditions, and maintenance, but it typically ranges from 12-18 mpg.

6. Is the 6.4L Dodge engine reliable?
Yes, the 6.4L Dodge engine is considered to be a reliable and durable engine, thanks to its high-quality components and advanced engineering.

7. Can a 6.4L Dodge engine be modified for more power?
Yes, a 6.4L Dodge engine can be modified and tuned for higher performance levels, such as adding forced induction, upgrading the exhaust system, or adjusting the fuel and timing.

8. Is a 6.4L Dodge engine expensive to maintain?
The cost of maintaining a 6.4L Dodge engine depends on various factors such as maintenance schedule, parts and labor costs, and vehicle usage, but it’s generally not more expensive than other V8 engines.

9. How long does a 6.4L Dodge engine last?
A properly maintained 6.4L Dodge engine can last for over 100,000 miles or more, depending on driving habits and environmental conditions.

10. Can a 6.4L Dodge engine run on different types of fuel?
A 6.4L Dodge engine is designed to run on unleaded gasoline with an octane rating of 87 or higher. Using lower octane fuel can damage the engine and reduce performance.

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About the Author: Eibar Schmidt

Eibar is a versatile journalist, copywriter and digital editor who's worked across the media in newspapers, magazines, TV, teletext, radio and online. Also He is a casual autocrosser and occasional track day participant who believes everybody should drive cars that make them happy.

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