Labwork Rear + Front Valve Lifters For Chrysler 300 Dodge Jeep Ram 1500 5.7L

What is Labwork Rear + Front Valve Lifters For Chrysler 300 Dodge Jeep Ram 1500 5.7L?

This complete set of rear and front hydraulic valve lifters from Lab Work Auto is engineered specifically for 5.7L and 6.4L HEMI V8 engines equipped with Multi-Displacement System (MDS) in Chrysler, Dodge, Jeep, and Ram vehicles from 2005–2018. Designed as a direct replacement for OEM part numbers including 53021726AE, 53021720AB, and others, this kit ensures proper lifter bore fitment and reliable operation in high-performance OHV V8 applications. Ideal for engine rebuilds or MDS-related repairs, the lifters restore smooth, quiet valve train function and support consistent oil pressure delivery.

Key features

• OEM Replacement — Matches factory specs for 5.7L/6.4L HEMI MDS engines.
• Complete Set — Includes both front and rear lifters for full V8 coverage.
• MDS Compatibility — Specifically built for engines with cylinder deactivation.
• Durable Hydraulic Design — Ensures zero lash operation and noise reduction.
• Wide Fitment — Fits Chrysler 300, Dodge Charger, Ram 1500, Jeep Grand Cherokee, and more.
• Direct Install — No modifications required; drop-in replacement.
• Trusted Brand — Lab Work Auto provides reliable aftermarket engine components.

Who is Labwork Rear + Front Valve Lifters For Chrysler 300 Dodge Jeep Ram 1500 5.7L for?

This lifter set is ideal for DIY mechanics and professional technicians performing engine repairs or rebuilds on MDS-equipped 5.7L HEMI V8s. It's especially valuable when addressing lifter tick, oil pressure issues, or MDS failure symptoms. Vehicle owners restoring performance or upgrading valvetrain components will benefit from the precise fit and reliable operation.

How does Labwork Rear + Front Valve Lifters For Chrysler 300 Dodge Jeep Ram 1500 5.7L compare?

Compared to standard polypropylene lifters or non-MDS-specific models, this set delivers superior compatibility and durability for HEMI engines with cylinder deactivation. It outperforms generic lifters by maintaining proper oil control and lifter collapse behavior critical to MDS function. While pricier than basic replacements, it offers better longevity and performance than economy-tier parts, positioning it as a cost-effective alternative to OEM dealerships without sacrificing reliability.