Cometic C5332-089 GM Gen V/VI Big Block MLS Cylinder Head Gasket Bore - V8 4.375

The Cometic C5332-089 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM Generation V and Generation VI Big Block V8 engines. This high-performance gasket features a 4.375-inch bore diameter and .089-inch (2.26mm) compressed thickness, providing exceptional sealing performance for both stock and modified applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior strength and durability
• 4.375-inch bore diameter accommodates standard and slightly overbored cylinders
• .089-inch compressed thickness provides optimal compression sealing
• Designed for GM Gen V and Gen VI Big Block V8 engines including 396, 402, 427, and 454 cubic inch displacements
• Embossed stainless steel layers with Viton rubber coating for maximum sealing capability
• Resists combustion chamber pressure and temperature extremes
• Ideal for performance, racing, and street applications

Cometic's MLS head gaskets are manufactured from multiple layers of stainless steel, providing the ability to withstand extreme cylinder pressures while maintaining excellent recovery characteristics. The advanced coating technology ensures superior sealing around combustion chambers, coolant passages, and oil galleries, making this gasket an excellent choice for high-performance engine builds.