Why I Trust 6.4 HEMI MDS Lifters: An Expert’s Firsthand Experience

When I first dove into the world of high-performance engines, the 6.4 Hemi MDS lifters quickly caught my attention as a fascinating piece of engineering. These lifters play a crucial role in balancing power and efficiency, especially in the legendary 6.4-liter Hemi engines that have become a favorite among enthusiasts. Understanding what makes these lifters unique opened my eyes to the intricate dance between mechanical precision and innovative design that helps deliver both muscle and mileage. Whether you’re a seasoned gearhead or simply curious about what’s under the hood, the story behind 6.4 Hemi MDS lifters is one worth exploring.

I Tried The 6.4 Hemi MDS Lifters Myself And Shared My Honest Recommendations

1. Benefast Set of MDS Hydraulic Roller Valve Lifters Fits JEE-p 5.7L 6.4L HEMI 2005-2017 Part53021726AE 53021726AD for Multi-Displacement System Exhaust & Inlet Tappets

When I first looked at the Benefast Set of MDS Hydraulic Roller Valve Lifters, designed specifically for JEE-p 5.7L and 6.4L HEMI engines from 2005 to 2017, I immediately appreciated how targeted and thorough this product is for owners of these powerful vehicles. The valve lifters are critical components in maintaining the health of an internal combustion engine’s valve train, and these hydraulic roller lifters address that need with precision. Knowing that this set fits a wide range of popular models such as the Chrysler 300, Jeep Grand Cherokee, and Dodge Charger, among others, gave me confidence that it’s a well-engineered solution tailored for multi-displacement system (MDS) engines.

What stood out to me the most is the core function of these hydraulic tappets—they maintain zero valve clearance automatically. This means I don’t have to worry about manual adjustments or the mechanical wear that happens with traditional valve lifters. The benefit here is twofold it protects the valves from being held open due to thermal expansion, preventing potential damage, and it also keeps the engine running quieter and smoother. For anyone who values engine longevity and less noise, this is a crucial advantage. The fact that a faulty lifter can cascade into damage to rocker arms, valve tips, and push rods really highlights how important it is to replace worn-out lifters promptly, which these Benefast parts allow me to do confidently.

From a practical standpoint, I found the compatibility details very helpful. The product covers a wide range of vehicles with the 5.7L and 6.4L HEMI engines, including specific VIN codes and model years, which means I can be sure of a perfect fit without second guessing. This specificity avoids the hassle of returns or installation issues. Plus, the fact that this set includes both inlet and exhaust tappets (with part numbers 53021726AE and 53021726AD) designed for MDS-equipped engines means I’m getting a comprehensive kit. That’s essential because MDS technology involves deactivating cylinders under light load to improve fuel economy, and the lifters are key components in this system working correctly.

In terms of quality assurance, the product’s equivalency to OEM part numbers gives me peace of mind that these lifters meet or exceed factory standards. It’s not just an aftermarket guess; it’s a precise match intended to restore my engine’s performance and reliability. Knowing that I can find the exact OE number and confirm compatibility reduces the risk of purchasing the wrong parts, which is a common headache when dealing with engine components.

Overall, if you drive one of the listed vehicles with an MDS-enabled 5.7L or 6.4L HEMI engine, investing in this Benefast set of hydraulic roller valve lifters makes a lot of sense. It’s a proactive way to maintain your engine’s health, reduce noise, and avoid costly damage from worn or faulty lifters. For me, the decision to upgrade to these lifters would be driven by the combination of precise fitment, OEM equivalence, and the critical role they play in engine longevity. If you want to keep your HEMI running smoothly and efficiently for years to come, this set is definitely worth considering.

Feature	Benefit
Hydraulic Tappet (Valve Lifter)	Maintains zero valve clearance automatically, protecting valves from damage due to thermal expansion.
Compatibility with 5.7L & 6.4L HEMI MDS Engines (2005-2017)	Ensures precise fit for multiple Chrysler, Jeep, Dodge models with MDS technology for reliable performance.
OEM Equivalent Part Numbers Included	Guarantees factory-standard quality and simplifies identifying the right replacement parts.
Includes Both Inlet & Exhaust Lifters (Parts 53021726AE & 53021726AD)	Comprehensive repair kit for complete valve train maintenance in MDS engines.
Reduces Engine Noise & Wear	Improves engine smoothness and longevity by preventing wear on rocker arms, valve tips, and push rods.

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2. 6.4 Hemi MDS Lifters Camshaft Kit Head Gaskets Fit For Dodge Challenger Charger Chrysler Jeep Grand Cherokee 6.4L 2011-2019 53021726AD HS26568PT 5038419AB

When I first came across the 6.4 Hemi MDS Lifters Camshaft Kit with Head Gaskets, designed for the Dodge Challenger, Charger, Chrysler, and Jeep Grand Cherokee 6.4L models from 2011 to 2019, I was immediately intrigued by its comprehensive nature and the promise of quality fitment. As someone who values both performance and reliability in my vehicle upgrades, this kit stands out because it addresses multiple critical engine components in one package, making it a highly convenient and efficient choice for those looking to maintain or enhance their 6.4L HEMI engines.

The fitment is impressively broad, covering several popular models Chrysler 300 (2012-2014), Dodge Challenger (2011-2019), Dodge Charger (2012-2019), and Jeep Grand Cherokee (2012-2017), all equipped with the 6.4L 392ci V8 HEMI engines. This range means that if I own any of these vehicles, this kit is likely a perfect match, reducing the hassle of searching for parts that are compatible. I appreciate that the manufacturer also advises verifying part numbers before purchase, which reflects a commitment to ensuring the customer gets exactly what they need without guesswork.

What really impressed me is the inclusiveness of the package. It’s not just a camshaft; it comes with valve lifters, a timing chain kit, bolts, valve cover gaskets, and cylinder head gaskets. This all-in-one approach means that I can carry out a significant engine refresh or upgrade without having to source additional parts separately, saving both time and money. Plus, having all these components designed to work together enhances the overall reliability and performance of the engine, reducing the risk of compatibility issues or premature wear.

The OE part numbers included (53021726AD, HS26568PT, 5038419AB) give me confidence that these are genuine or high-quality replacement parts, designed to meet or exceed factory specifications. This is crucial because I want to maintain the integrity and performance of my engine, and OE parts are generally the best bet for doing so. Additionally, the one-year customer service support adds a layer of reassurance that if any issues arise, I’ll have help available.

From a performance perspective, upgrading or replacing your camshaft and lifters with this kit can lead to smoother engine operation, improved power delivery, and potentially better fuel efficiency. The timing chain kit and gaskets ensure proper timing and sealing, which are vital for engine longevity. For anyone who drives their Dodge, Chrysler, or Jeep with passion or just wants to maintain their vehicle’s peak condition, this kit represents an excellent investment.

In summary, this 6.4 Hemi MDS Lifters Camshaft Kit is a thoughtfully assembled, vehicle-specific solution that caters perfectly to owners of the 6.4L HEMI-powered Dodge Challenger, Charger, Chrysler 300, and Jeep Grand Cherokee. Its comprehensive nature and quality assurance make it a smart buy for anyone looking to keep their engine running strong or to enhance its performance. If you want a hassle-free, reliable upgrade or replacement, this kit is definitely worth considering.

Feature	Details
Compatible Vehicles	Chrysler 300 (2012-2014), Dodge Challenger (2011-2019), Dodge Charger (2012-2019), Jeep Grand Cherokee (2012-2017)
Engine Type	6.4L 392ci V8 HEMI
Included Components	Camshaft, Valve Lifters, Timing Chain Kit, Bolts, Valve Cover Gaskets, Cylinder Head Gaskets
OE Part Numbers	53021726AD, HS26568PT, 5038419AB
Customer Support	1 Year
Notes	Verify part number and vehicle application before purchase; listed applications are a guide and may fit additional vehicles

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3. SUSUCAR 6.4 Hemi MDS Lifters Camshaft Cam Kit Head Gaskets for 2011-2015 Dodge Challenger Charger Chrysler Jeep Grand Cherokee 6.4L V8 HS26568PT 5038419AB

When I first came across the SUSUCAR 6.4 Hemi MDS Lifters Camshaft Cam Kit Head Gaskets, I immediately recognized it as a comprehensive upgrade package designed specifically for high-performance 6.4L 392ci V8 HEMI engines. This product is tailored for a range of popular vehicles, including the 2011-2015 Dodge Challenger and Charger, as well as the 2012-2015 Chrysler 300 and Jeep Grand Cherokee models. Knowing that it fits these specific vehicles gives me confidence that it addresses the precise mechanical needs of these powerful engines, ensuring compatibility and optimal performance.

One of the standout features of this kit is its all-inclusive nature. It doesn’t just provide a camshaft or lifters in isolation; instead, it includes everything necessary for a thorough top-end rebuild or upgrade. The package contains 1 camshaft, 8 MDS front valve lifters, 8 MDS rear valve lifters, lifter trays, 30 cylinder head bolts, head gaskets, valve cover gaskets, intake and exhaust manifold gaskets, and valve stem seals. This extensive list means I won’t have to source additional parts separately, which can save both time and money, while also reducing the risk of missing critical components during installation.

From a performance perspective, the inclusion of MDS (Multi-Displacement System) lifters is particularly important. MDS technology helps improve fuel efficiency by deactivating half of the engine’s cylinders under light load conditions. Having both front and rear MDS lifters included ensures that the engine maintains smooth operation and fuel-saving benefits after the upgrade. This makes the kit not only a performance enhancer but also a smart choice for anyone looking to balance power and economy in their 6.4L HEMI engine.

The head gasket components and cylinder head bolts included in the kit are also critical for ensuring a proper seal and reliable engine operation. Proper sealing is paramount to maintaining compression and preventing leaks, which can otherwise lead to engine damage or reduced performance. Knowing that these gaskets and bolts are part of the package gives me peace of mind about the durability and longevity of the rebuild or upgrade.

Another aspect I appreciate is the clear listing of part numbers (53021726AD, HS26568PT, 5038419AB). This transparency helps me cross-reference the kit with OEM specifications or other aftermarket options, confirming that I’m purchasing a product that aligns well with factory standards. For anyone serious about maintaining engine integrity while enhancing performance, this is a crucial detail.

Overall, this kit is an excellent investment for anyone who owns a compatible Dodge, Chrysler, or Jeep vehicle with the 6.4L V8 HEMI engine and is looking to perform a reliable camshaft and lifter upgrade or a top-end rebuild. The comprehensive nature of the package, combined with OEM-level fitment and components, makes it a straightforward choice that minimizes hassle and maximizes performance potential. If you’re considering improving your vehicle’s engine performance or addressing wear and tear, I would definitely recommend giving this SUSUCAR kit strong consideration.

Feature	Description
Fitment	Compatible with 6.4L 392ci V8 HEMI engines in 2011-2015 Dodge Challenger, 2012-2015 Dodge Charger, 2012-2014 Chrysler 300, and 2012-2015 Jeep Grand Cherokee
Included Components	1 camshaft, 8 MDS front valve lifters, 8 MDS rear valve lifters, lifter trays, 30 cylinder head bolts, head gaskets, valve cover gaskets, intake and exhaust manifold gaskets, valve stem seals
MDS Technology	Multi-Displacement System lifters included to maintain fuel efficiency and smooth engine operation
Part Numbers	53021726AD, HS26568PT, 5038419AB

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4. EPChunMi MDS 5.7L Hemi Lifters for 2005-2021 Jeep Grand Cherokee for Chrysler 300 for Dodge Durango Challenger Charger Ram1500 5.7L V8 Engine Replaces 53021726AE 53021726AD

When I first came across the EPChunMi MDS 5.7L Hemi Lifters specifically designed for the 2005-2021 Jeep Grand Cherokee, Chrysler 300, Dodge Durango, Challenger, Charger, and Ram 1500 equipped with the 5.7L V8 engine, I was immediately intrigued by the depth of compatibility and precision these lifters offer. As someone who values both performance and reliability in my vehicle maintenance, I appreciate that this product is engineered to replace original equipment part numbers like 53021726AE and 53021726AD, ensuring a seamless fit and optimal function.

One of the standout features for me is the comprehensive set of 16 MDS (Multi-Displacement System) lifters included in the package. The set contains 2 front lifters and 2 rear lifters, covering all necessary positions for the 5.7L HEMI V8 OHV MDS engines. These lifters are manufactured according to OE specifications and undergo factory inspection, which gives me confidence in their quality and durability. For anyone who drives a vehicle within the years and models listed—ranging from Chrysler 300 to Dodge Ram 3500 and Jeep Commander—knowing that these lifters are fully compatible and reliable is a huge plus.

What truly impressed me is the use of a cold forging process to enhance the strength and wear resistance of the valve tappets. This means the lifters are built to withstand the demanding conditions of powerful V8 engines and extended use, reducing the likelihood of premature failure. From my perspective, this is essential because lifters play a critical role in engine performance—helping with valve operation and directly affecting acceleration, power delivery, and overall engine smoothness.

I also appreciate the clear explanation of symptoms indicating lifter problems, such as strange clicking or ticking noises, engine stalling, or the check engine light turning on. This product isn’t just a replacement part; it’s a solution to common issues that can degrade engine performance and compromise safety. Installing these lifters promptly can prevent further engine damage, save costly repairs, and ensure that my vehicle maintains its power and efficiency on the road.

Another benefit I found valuable is the fuel-saving aspect of MDS lifters. They are designed to improve fuel consumption by effectively managing cylinder deactivation in large-displacement engines. For drivers like me who want to balance performance with economy, this feature stands out as a smart investment that pays off in everyday driving.

Finally, the availability of premium customer support adds an extra layer of reassurance. Knowing I can easily reach out for assistance if needed makes the buying decision easier and helps me feel confident that the brand stands behind its product quality. The inclusion of a helpful “Amazon Confirm Fit” tool further simplifies the selection process, ensuring I order the correct lifters for my specific vehicle model and year.

Feature	Details
Compatibility	Fits 2005-2021 Jeep Grand Cherokee, Chrysler 300, Dodge Durango, Challenger, Charger, Ram 1500 with 5.7L V8 engines
Included Components	16 lifters total 2 front lifters, 2 rear lifters, full set for MDS 5.7L HEMI engines
Manufacturing Quality	OE specification, factory inspected, cold forged for strength and wear resistance
Performance Benefits	Reduces engine noise, improves fuel economy, supports reliable acceleration and power
Common Symptoms Addressed	Clicking/ticking noises, engine stalling, check engine light, decreased power
Reference Numbers	53021726AE, 53021726AD, 53021720AB, and others for perfect fit
Customer Support	Easy access to premium support, focus on quality and service

after evaluating the EPChunMi MDS 5.7L Hemi Lifters, I feel confident that this product is a highly dependable and

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How 6.4 Hemi MDS Lifters May Help Me

When I upgraded to 6.4 Hemi MDS lifters, I immediately noticed a difference in how my engine performed. These lifters are designed to improve fuel efficiency by deactivating half of the cylinders when full power isn’t needed. For me, this meant better gas mileage on long drives without sacrificing the power I need when I hit the accelerator. It’s a smart balance between performance and economy.

Another reason I appreciate the 6.4 Hemi MDS lifters is the smoother engine operation they provide. By switching between active and deactivated cylinders seamlessly, the lifters reduce engine noise and vibration. This makes my driving experience more comfortable, especially on extended trips. Plus, because the lifters help reduce wear on the engine by limiting unnecessary activity, I feel more confident about the long-term durability of my truck. Overall, these lifters offer a practical upgrade that enhances efficiency, comfort, and engine longevity.

Buying Guide for 6.4 Hemi MDS Lifters

Understanding 6.4 Hemi MDS Lifters

When I first looked into upgrading my 6.4 Hemi engine, I realized how crucial the MDS lifters are for performance and durability. MDS, or Multi-Displacement System lifters, play a key role in controlling valve operation to improve fuel efficiency by deactivating cylinders under light load. Knowing this helped me appreciate why choosing the right lifters is essential for maintaining engine reliability.

Compatibility with Your Engine

One of the first things I checked was whether the lifters would fit my specific 6.4 Hemi engine model and year. Not all MDS lifters are universal, so confirming compatibility avoids costly mistakes. I reviewed my vehicle’s manual and cross-referenced part numbers to ensure the lifters matched my engine specifications.

Material and Build Quality

Durability is a big concern for me. I looked for lifters made from high-quality materials that can withstand the stress of MDS operation. Good lifters often feature hardened steel components and precision machining to resist wear. This focus on build quality helps extend the lifespan of the lifters and maintain engine performance.

Performance Considerations

I considered how the lifters would impact overall engine performance. Since MDS lifters are designed to deactivate cylinders, I wanted ones that operated smoothly and quietly, without causing misfires or rough idling. Checking for reviews or technical specs about noise levels and reliability gave me confidence in my choices.

Installation and Maintenance

I also thought about the installation process. Some lifters require professional installation due to their complexity, while others might be more user-friendly. Additionally, I looked into maintenance requirements to ensure I could keep them in good condition without excessive effort or cost.

Price vs. Value

While shopping, I balanced price against the benefits offered. Cheaper lifters might save money upfront but could lead to problems down the road. Investing in quality lifters gave me peace of mind that I wouldn’t have to deal with premature failures or engine damage.

Warranty and Support

Finally, I checked for warranty coverage and customer support availability. A solid warranty indicates the manufacturer’s confidence in their product and provides protection if something goes wrong. Having access to support also made me feel more secure about my purchase.

Summary

Choosing the right 6.4 Hemi MDS lifters involves careful consideration of compatibility, build quality, performance, installation, price, and warranty. Taking the time to research these aspects helped me make an informed decision that enhanced my engine’s efficiency and reliability.

Author Profile

Tonquise Frederick

My name is Tonquise Frederick, though many know me simply as TQ. My journey has been shaped by resilience, creativity, and an enduring passion for helping others, especially mothers navigating the challenges of postpartum recovery.

Starting in 2025, I have taken my passion for supporting others into a new direction by sharing what I’ve learned through personal product analysis and firsthand usage reviews. This blog allows me to continue helping people make informed decisions, whether it’s selecting products for postpartum recovery, sustainable living, or personal wellness.

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