Cometic C5817-092 GM Gen V/VI Big Block MLS Cylinder Head Gasket Bore - V8 4.320

The Cometic C5817-092 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 4.320-inch bore diameter and a compressed thickness of .092 inches, providing an optimal sealing surface for performance and racing applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior durability and heat resistance
• 4.320-inch bore diameter designed for GM Big Block V8 applications
• .092-inch compressed thickness for precise compression ratio control
• Compatible with GM Gen V and Gen VI Big Block engines
• Engineered to withstand extreme cylinder pressures and temperatures
• Provides exceptional combustion sealing and recovery properties

Cometic's MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to create a gasket that conforms to sealing surfaces while maintaining structural integrity under demanding conditions. This design makes them ideal for high-performance street engines, racing applications, and boosted applications where reliability is critical.