Cometic Gasket Head and Base Gasket Pair

2015–2023 Dodge Challenger

C10323-HB-4470-020

Overview:

The Cometic Gasket Head and Base Gasket Pair is engineered specifically for the 2015 through 2023 Dodge Challenger, providing a reliable sealing solution for your engine’s cylinder head and base. Designed to meet the rigorous demands of performance and durability, this gasket pair ensures optimal sealing under high pressure and temperature conditions. Whether you are rebuilding your engine or upgrading for enhanced performance, this gasket set offers the precision and quality that serious enthusiasts and professional mechanics require.

Manufactured by Cometic Gasket, a trusted name in high-performance sealing technology, this pair is ideal for maintaining engine integrity and preventing leaks that can compromise power and reliability. The gaskets are designed to fit perfectly with the Challenger’s engine specifications, ensuring a hassle-free installation and long-lasting performance.

Key Features:

Cometic’s head and base gasket pair combines advanced materials and precise engineering to deliver superior sealing performance. Key features include:

• Exact fitment for 2015–2023 Dodge Challenger models
• High-quality construction for durability under extreme conditions
• Thickness of 0.020 inches for optimal compression and sealing
• 4.470-inch bore size tailored to engine specifications
• Designed to withstand high combustion pressures and temperatures
• Improved resistance to blowouts and leaks compared to OEM gaskets
• Compatible with both stock and modified engine setups
• Manufactured in the USA with stringent quality control standards

Construction & Design:

The Cometic gasket pair is constructed using multi-layer steel (MLS) technology, which provides enhanced strength and flexibility compared to traditional composite gaskets. This design allows the gasket to maintain a tight seal even under the intense heat and pressure generated by high-performance engines. The precise thickness of 0.020 inches ensures proper compression, helping to maintain optimal cylinder sealing and prevent head gasket failures.

Each gasket is engineered with exacting tolerances to match the Dodge Challenger’s engine dimensions, including a 4.470-inch bore size that aligns perfectly with the cylinder head and block. The materials used resist corrosion and thermal degradation, contributing to the longevity and reliability of your engine’s sealing surfaces.

Installation & Fitment:

This gasket pair is designed for direct fitment on 2015–2023 Dodge Challenger engines, making installation straightforward for experienced mechanics and knowledgeable enthusiasts. It is recommended to follow proper engine rebuild procedures, including cleaning and inspecting mating surfaces before installation to ensure a perfect seal. No modifications are necessary, as the gaskets are engineered to OEM specifications with performance enhancements.

Proper torque sequencing and adherence to manufacturer guidelines will maximize the gasket’s sealing capabilities and durability.

What's Included:

• One head gasket sized 4.470 inches bore diameter
• One base gasket with 0.020-inch thickness

Ideal For:

This gasket pair is ideal for Dodge Challenger owners who are performing engine rebuilds, upgrades, or repairs and require a high-quality sealing solution. It suits enthusiasts seeking improved reliability and durability over stock gaskets, as well as professional shops working on performance or daily-driven Challengers from model years 2015 through 2023.

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.