Cometic Gasket MLS Cylinder Head Gasket

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

Part #: C5468-075

Overview

The Cometic Gasket 5.7L Gen-3 Hemi .075in Multi-Layer Steel (MLS) Cylinder Head Gasket is engineered to deliver superior sealing performance for a broad range of Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 5.7L Gen-3 Hemi engine. Designed for both professional mechanics and automotive enthusiasts, this gasket ensures reliable sealing under high pressure and extreme temperature conditions, making it suitable for stock engines as well as performance upgrades.

Whether you are performing routine maintenance or rebuilding your engine for enhanced power and durability, this gasket provides consistent sealing to maintain engine integrity and prevent leaks. It is a direct-fit replacement for numerous models from 2003 through 2015, ensuring compatibility and straightforward installation.

Key Features

Built to meet the demanding requirements of modern high-performance engines, the Cometic MLS gasket offers the following key features:

• Constructed from three to five layers of high-strength stainless steel for exceptional durability and strength
• Embossed outer layers coated on both sides with heat-resistant Viton rubber for superior sealing against coolant, oil, and combustion gases
• Viton coating withstands temperatures up to 250°C (482°F), resisting heat degradation and chemical exposure
• Designed to handle harsh sealing environments, varying load conditions, and diverse surface finishes
• Precision bore size of 3.950 inches ensures exact fitment on 5.7L Gen-3 Hemi engines
• Multi-layer steel design provides excellent rebound, corrosion resistance, and long-term reliability
• Compatible with a wide range of Dodge, Chrysler, Jeep, and Ram vehicles from 2003 to 2015
• Ideal for both OEM replacement and performance applications

Construction & Design

The Cometic MLS cylinder head gasket features a robust construction using multiple layers of stainless steel, significantly enhancing strength and longevity compared to traditional composite gaskets. These stainless steel layers resist warping and corrosion, ensuring a reliable seal over extended use and under demanding operating conditions.

The gasket’s embossed outer layers are coated with Viton rubber on both sides, a material renowned for its exceptional heat resistance and chemical stability. This coating creates a tight, leak-proof seal between the cylinder head and engine block surfaces, effectively preventing leaks of coolant, oil, and combustion gases even in extreme temperature and pressure environments.

Installation & Fitment

This gasket is designed as a direct replacement for the left-hand side cylinder head on 5.7L Gen-3 Hemi engines. It fits a wide range of vehicles without requiring any modifications to the engine or related components. Installation follows standard cylinder head gasket replacement procedures, with proper surface preparation and torque specifications essential to ensure optimal sealing performance.

Fitment includes but is not limited to:

• 2003–2010 Dodge Ram 1500, 2500, 3500 5.7L Hemi
• 2011–2015 Ram 1500, 2500, 3500 5.7L Hemi
• 2004–2015 Dodge Durango 5.7L Hemi
• 2005–2015 Jeep Grand Cherokee 5.7L Hemi
• 2005–2010 Chrysler 300 / 300C 5.7L Hemi
• 2011–2015 Chrysler 300 5.7L Hemi
• 2005–2008 Dodge Magnum 5.7L Hemi
• 2006–2015 Dodge Charger 5.7L Hemi
• 2009–2015 Dodge Challenger 5.7L Hemi
• 2006–2010 Jeep Commander 5.7L Hemi

What's Included

• One Cometic MLS Cylinder Head Gasket, Left-Hand Side (.075 inch thickness)

Ideal For

This gasket is perfect for vehicle owners and mechanics seeking a high-quality, durable replacement for the 5.7L Gen-3 Hemi cylinder head gasket. It suits daily drivers, performance enthusiasts, and those performing engine rebuilds or upgrades who demand reliable sealing under demanding conditions. Whether maintaining factory performance or pushing the limits with modifications, this gasket ensures engine integrity and leak-free operation.

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.