Cometic C5457-092 MLS Cylinder Head Gasket for Chrysler LA V8 4.125" Bore

The Cometic C5457-092 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Chrysler LA small block V8 engines. This precision-engineered gasket features a compressed thickness of .092 inches and accommodates a 4.125-inch bore diameter, making it ideal for performance builds and engine rebuilds requiring reliable sealing under extreme conditions.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability
• 0.092-inch compressed thickness for precise compression ratio tuning
• 4.125-inch bore diameter designed for Chrysler LA V8 engines
• Exceeds OEM gasket performance in high-heat and high-pressure applications
• Accommodates minor surface imperfections while maintaining excellent seal integrity
• Viton rubber edge seal maximizes combustion chamber sealing
• Stainless steel construction resists corrosion and withstands extreme temperatures

Cometic MLS gaskets feature multiple layers of stainless steel with a Viton rubber coating, providing exceptional conformability to sealing surfaces. The embossed layers create a spring-loaded effect that maintains consistent sealing pressure across the entire gasket surface, even as the engine cycles through heat and cooling. This gasket is compatible with Chrysler LA small block engines including 273, 318, 340, and 360 cubic inch variants with the specified bore size.