Cometic Gasket MLS Cylinder Head Gasket

2005–2010 Chrysler 300C, 2006–2010 Dodge Charger, 2008–2010 Dodge Challenger, 2006–2008 Dodge Magnum, 2006–2010 Jeep Grand Cherokee 6.1L Gen-3 HEMI

Part #: C5441-030

Overview

The Cometic MLS (Multi-Layer Steel) Cylinder Head Gasket is a high-performance sealing solution engineered specifically for Chrysler’s 6.1L Gen-3 HEMI engines. Designed to meet the rigorous demands of both street and track applications, this gasket ensures a durable, leak-free seal that maintains engine integrity under extreme heat and pressure. Whether you are rebuilding, upgrading, or maintaining your Chrysler 300C, Dodge Charger, Dodge Challenger, Dodge Magnum, or Jeep Grand Cherokee, this gasket delivers reliable performance and longevity.

Ideal for automotive enthusiasts, professional mechanics, and engine builders, the Cometic MLS gasket offers superior sealing capabilities compared to traditional composite gaskets, making it a trusted choice for high-output engines subjected to intense thermal and mechanical stress.

Key Features

Built with advanced materials and precision manufacturing, the Cometic MLS Cylinder Head Gasket provides exceptional strength and flexibility to ensure a perfect seal. Key features include:

• Multi-layer steel construction with three to five layers for enhanced durability and flexibility
• Embossed outer layers coated with heat-resistant Viton rubber for superior sealing against oil, coolant, and combustion gases
• Viton coating rated to withstand temperatures up to 250°C (482°F), ensuring reliable performance under extreme heat
• Precision bore size of 4.125 inches to match factory specifications for a perfect fit
• Excellent rebound characteristics to maintain seal integrity during thermal cycling and engine operation
• Corrosion-resistant stainless steel layers for extended service life and resistance to wear
• Compatible with a variety of surface finishes and load conditions, making it versatile for different engine rebuild scenarios
• Specifically engineered for Chrysler 6.1L Gen-3 HEMI engines to ensure optimal sealing performance

Construction & Design

The Cometic MLS gasket is constructed from multiple layers of premium stainless steel, providing a robust yet flexible sealing surface that adapts to the microscopic imperfections of the engine block and cylinder head. The embossed outer layers enhance compressibility and sealing capability, while the Viton rubber coating on both sides offers excellent resistance to oil, coolant, and extreme temperatures.

This combination of materials and design features ensures a long-lasting, blowout-resistant seal that performs reliably in high-performance and high-stress environments. Manufactured with tight tolerances, each gasket guarantees a precise fit and dependable sealing, making it an ideal upgrade or replacement for maintaining engine efficiency and preventing costly repairs.

Installation & Fitment

The Cometic MLS Cylinder Head Gasket is a direct factory replacement designed for the following vehicles equipped with the 6.1L Gen-3 HEMI engine:

• Chrysler 300 Base (2005–2007), 300 C (2005–2010), 300 C SRT8 (2005–2010), 300 Limited (2005–2010), 300 LX (2008–2009), 300 S (2010), 300 Signature Series (2009), 300 Touring (2005–2010)
• Dodge Challenger R/T (2009–2010), SE (2009–2010), SRT8 (2008–2010)
• Dodge Charger Base (2006–2007), Daytona R/T (2006), Pursuit (2006–2010), R/T (2006–2010), SE (2006–2010), SRT8 (2006–2010), SXT (2006–2010)
• Dodge Magnum R/T (2006–2008), SE (2006–2008), SRT8 (2006–2008), SXT (2006–2008)
• Jeep Grand Cherokee 65th Anniversary Edition (2006), Laredo (2006), Limited (2006–2010), Overland (2006–2009), SRT8 (2006–2010)

Installation follows standard head gasket replacement procedures. It is recommended to adhere to manufacturer torque specifications and engine rebuild best practices to ensure optimal sealing and gasket longevity. No modifications are necessary for proper fitment.

What's Included

• One Cometic MLS Cylinder Head Gasket, .030 inch thickness

Ideal For

This gasket is perfect for automotive enthusiasts, professional mechanics, and engine builders working on Chrysler 6.1L Gen-3 HEMI engines who require a high-quality, durable sealing solution. It is especially suited for performance builds, engine rebuilds, and vehicles exposed to high thermal and mechanical stress, providing reliable operation and preventing head gasket failure under demanding conditions.

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.