Cometic C5633-050 Chrysler LA MLS Head Gasket Bore Thick - V8 4.040 050

The Cometic C5633-050 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chrysler LA V8 engines. This precision gasket features a 4.040-inch bore diameter and .050-inch compressed thickness, making it ideal for performance builds and engine rebuilds requiring reliable sealing under high cylinder pressures.

Key Specifications:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.040-inch bore diameter accommodates stock and slightly overbored cylinders
• .050-inch (1.27mm) compressed gasket thickness
• Designed for Chrysler LA small block V8 engines (273, 318, 340, 360 cubic inch)
• Stainless steel construction resists corrosion and maintains integrity under extreme heat
• Embossed active sealing beads for improved combustion seal

Cometic's MLS gaskets utilize multiple layers of stainless steel with embossed beads that provide the optimum amount of loading around the cylinder bore, ensuring maximum sealing in high-performance and racing applications. The .050-inch thickness allows for precise compression ratio tuning and deck height adjustments. Compatible with aluminum and iron cylinder heads when properly prepared with smooth surface finishes (30 RA or better recommended).