Cometic Gasket MLS Cylinder Head Gasket

2003–2015 Dodge / Chrysler / Jeep / Ram 5.7L Gen-3 Hemi

Part #: C5467-056

Overview

The Cometic Gasket 5.7L Gen-3 Hemi .056in MLS Cylinder Head Gasket is engineered for superior sealing performance on a wide range of Dodge, Chrysler, Jeep, and Ram vehicles equipped with the 5.7L Gen-3 Hemi engine. Designed for both professional mechanics and performance enthusiasts, this gasket ensures reliable durability and enhanced engine integrity during rebuilds, upgrades, or routine maintenance. Its robust construction and precise fitment provide peace of mind by maintaining optimal compression and preventing leaks under demanding conditions.

Compatible with popular models such as the Dodge Ram 1500, 2500, and 3500 (2003–2015), Chrysler 300 (2005–2015), Dodge Charger and Challenger (2006–2015), Jeep Grand Cherokee (2005–2015), and others, this gasket is a trusted solution for maintaining engine longevity and performance.

Key Features

Built to meet the rigorous demands of modern high-performance engines, the Cometic MLS Cylinder Head Gasket incorporates advanced materials and design features that ensure a durable and reliable seal.

• Multi-Layer Steel (MLS) construction with three to five layers of premium stainless steel for exceptional strength and durability
• Embossed outer layers coated on both sides with heat-resistant Viton rubber, rated up to 250°C (482°F), for superior sealing and corrosion resistance
• Designed to withstand harsh sealing environments, varying load conditions, and diverse surface finishes
• Precise bore size of 3.950 inches to match factory specifications for the 5.7L Gen-3 Hemi engine
• .056 inch thickness to ensure proper compression and gasket integrity
• Right-hand side (RHS) orientation for exact fitment and installation accuracy
• Compatible with a broad range of Chrysler, Dodge, Jeep, and Ram vehicles from 2003 through 2015
• Manufactured by Cometic Gasket, a leader in high-performance sealing solutions

Construction & Design

The Cometic MLS Cylinder Head Gasket is expertly crafted using multiple layers of premium stainless steel, providing enhanced strength and the ability to rebound under extreme pressure and temperature fluctuations. The embossed outer layers improve sealing by creating a tight interface with the cylinder head and engine block surfaces. Both sides of the gasket are coated with Viton rubber, a high-performance elastomer known for its excellent heat resistance and chemical stability, ensuring long-lasting durability and corrosion protection.

This meticulous construction allows the gasket to maintain a reliable seal even in high-load, high-temperature environments typical of the 5.7L Gen-3 Hemi engine, reducing the risk of leaks and engine damage.

Installation & Fitment

This gasket is designed for direct replacement and fits precisely on the right-hand side of the cylinder head for the specified 5.7L Gen-3 Hemi engines. Installation requires standard engine disassembly procedures, including removal of the cylinder head. No modifications are necessary when installed on compatible vehicles, making it an ideal choice for professional mechanics and experienced enthusiasts alike. Proper torque specifications and installation practices should be followed to ensure optimal sealing performance.

What's Included

• One Cometic MLS Cylinder Head Gasket, .056 inch thickness, RHS orientation

Ideal For

This gasket is ideal for automotive professionals, performance enthusiasts, and anyone performing engine rebuilds or repairs on 5.7L Gen-3 Hemi-powered vehicles. It is especially suited for those seeking a durable, high-quality replacement that maintains factory-level sealing performance under demanding conditions.

Fitment Summary

Compatible with the following vehicles equipped with the 5.7L Gen-3 Hemi engine:

• 2003–2010 Dodge Ram 1500, 2500, 3500
• 2004–2009 Dodge Durango
• 2005–2010 Chrysler 300 / 300C
• 2005–2008 Dodge Magnum
• 2005–2015 Jeep Grand Cherokee
• 2006–2010 Jeep Commander
• 2006–2015 Dodge Charger
• 2009–2015 Dodge Challenger
• 2011–2015 Ram 1500, 2500, 3500
• 2011–2015 Dodge Durango
• 2011–2015 Chrysler 300

Cometic Gasket supplies high-performance sealing solutions for motorsports and high-stress engine builds, with a strong focus on modern gasket materials like multi-layer steel (MLS) head gaskets. Their catalog spans head gaskets and complete gasket sets across a wide range of applications, helping builders maintain reliable combustion and fluid sealing under extreme pressure and heat.