Cometic Gasket MLS Cylinder Head Gasket

2003–2015 Dodge Ram 1500 / Ram 2500 / Ram 3500 / Dodge Durango / Chrysler 300 / Dodge Magnum / Jeep Grand Cherokee / Dodge Charger / Dodge Challenger 5.7L Gen-3 Hemi

C5468-080

Overview:

The Cometic MLS Cylinder Head Gasket is engineered specifically for the 5.7L Gen-3 Hemi engine, delivering reliable sealing performance for a wide range of Dodge, Chrysler, Jeep, and Ram vehicles from 2003 through 2015. Designed to withstand the demanding conditions of high-performance and daily driving applications, this gasket ensures a durable, leak-free seal between the cylinder head and engine block.

Ideal for enthusiasts and professional mechanics alike, the Cometic MLS gasket provides enhanced strength and longevity compared to traditional gaskets. It is an essential upgrade or replacement part for maintaining engine integrity and preventing costly head gasket failures.

Key Features:

Built to meet the rigorous demands of modern engines, the Cometic MLS Cylinder Head Gasket offers the following key features:

• Multi-Layer Steel (MLS) construction with three to five layers of stainless steel for superior strength and durability
• Embossed outer layers coated on both sides with heat-resistant Viton rubber, rated up to 250°C (482°F), for exceptional sealing under high temperatures
• Designed to resist corrosion and maintain rebound properties for long-lasting performance
• Precision bore size of 3.950 inches to perfectly match the 5.7L Gen-3 Hemi engine specifications
• Compatible with a broad range of factory surface finishes and load conditions
• Direct fit for left-hand side (LHS) cylinder head applications
• Manufactured by Cometic Gasket, a trusted name in high-performance sealing solutions

Construction & Design:

The Cometic MLS gasket features a robust multi-layer steel design, utilizing premium stainless steel layers that provide exceptional tensile strength and flexibility. This layered construction allows the gasket to maintain a tight seal even under extreme thermal cycling and high combustion pressures common in the 5.7L Gen-3 Hemi engine.

Each outer layer is embossed to enhance sealing capability and coated with Viton rubber, a synthetic elastomer known for its excellent resistance to heat, chemicals, and oil. This coating ensures the gasket maintains a secure seal against the cylinder head and block surfaces, preventing leaks and improving engine reliability.

Installation & Fitment:

The Cometic MLS Cylinder Head Gasket is designed for direct replacement on the left-hand side cylinder head of the 5.7L Gen-3 Hemi engine. It fits a wide range of vehicles including Dodge Ram 1500, 2500, and 3500 models (2003–2015), Dodge Durango (2004–2015), Chrysler 300 (2005–2015), Dodge Magnum (2005–2008), Jeep Grand Cherokee (2005–2015), Dodge Charger (2006–2015), and Dodge Challenger (2009–2015).

Installation requires standard head gasket replacement procedures. No modifications are necessary, but proper torque specifications and surface preparation are critical to ensure optimal sealing performance.

What's Included:

• One Cometic MLS Cylinder Head Gasket, left-hand side, .080 inch thickness

Ideal For:

This gasket is ideal for vehicle owners and mechanics seeking a high-quality, durable replacement for the 5.7L Gen-3 Hemi engine. It suits those performing engine rebuilds, repairs, or upgrades who demand reliable sealing under both stock and performance conditions. Its corrosion resistance and heat tolerance make it well-suited for daily drivers, towing applications, and mild performance enhancements.

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.