Cometic Gasket Top End MLS Gasket Kit

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

Part #: PRO1023T-4100-045

Overview

The Cometic Gasket Top End MLS Cylinder Head Gasket Kit is engineered specifically for high-performance rebuilds of the Chrysler 6.1L Gen-3 Hemi engine. This comprehensive kit is designed to meet the needs of both professional engine builders and enthusiasts aiming to restore or upgrade their muscle cars and SUVs. It provides all the essential gaskets and seals required for a complete top-end rebuild, ensuring reliable sealing and engine integrity under demanding street and performance driving conditions.

Ideal for budget-conscious street-rod builders, the kit balances premium materials with value, delivering durability and precision fitment without the need for additional sealants. Whether refreshing your engine or enhancing reliability, this gasket kit offers a dependable solution tailored to the unique demands of the 6.1L Hemi platform.

Key Features

Cometic’s Top End MLS Gasket Kit combines advanced materials and precision engineering to provide a dependable sealing solution that simplifies installation and enhances engine longevity. Key features include:

• Multi-Layer Steel (MLS) cylinder head gasket with 0.045 inch thickness for optimal sealing and durability
• Precision bore size of 4.100 inches, matching factory specifications for the 6.1L Gen-3 Hemi engine
• No additional sealer required, streamlining installation and ensuring a clean, reliable seal
• Comprehensive set of gaskets and seals made from MLS, Aramid Fiber, AFM, and Armor Clad materials
• Designed to withstand high combustion pressures and thermal cycling typical of performance street engines
• Compatible with both factory and aftermarket components for versatile rebuild applications
• Manufactured to strict quality standards for consistent fit and finish

Construction & Design

The MLS cylinder head gasket features multiple layers of high-grade steel engineered to provide superior sealing against combustion gases and coolant leaks. The 0.045-inch thickness offers a balanced combination of durability and maintaining proper compression ratios critical for the 6.1L Gen-3 Hemi engine’s performance.

Additional gaskets and seals utilize advanced materials such as Aramid Fiber and Armor Clad, known for their exceptional heat resistance and longevity. Cometic’s precise manufacturing process ensures each gasket meets exacting tolerances, reducing the risk of leaks and enhancing overall engine reliability. The design eliminates the need for extra sealants, simplifying the rebuild process and minimizing installation errors.

Installation & Fitment

This gasket kit is a direct fit for the following vehicles equipped with the 6.1L Gen-3 Hemi engine:

• 2005–2010 Chrysler 300C SRT8
• 2006–2010 Dodge Charger SRT8
• 2006–2008 Dodge Magnum SRT8
• 2006–2010 Jeep Grand Cherokee SRT8
• 2008–2010 Dodge Challenger SRT8

Installation follows standard top-end rebuild procedures. The MLS gasket’s no-sealant design simplifies assembly, reducing installation time and potential sealing issues. It is recommended to adhere to factory torque specifications and tightening sequences to ensure optimal gasket performance and engine reliability.

What's Included

• MLS Cylinder Head Gasket (0.045 inch thickness, 4.100 inch bore)
• Valve Cover Gaskets
• Intake Manifold Gaskets
• Exhaust Manifold Gaskets
• Valve Stem Seals
• Additional seals and O-rings necessary for a complete top-end rebuild

Ideal For

This gasket kit is perfect for street-rod enthusiasts, performance rebuilders, and professional engine builders working on Chrysler 6.1L Gen-3 Hemi engines. It suits those seeking a reliable, high-quality gasket solution that balances cost and performance without sacrificing durability. Whether restoring a classic muscle car or upgrading a street-driven SUV, this kit provides all the essential components for a successful and long-lasting top-end rebuild.

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.