Cometic C5817-036 GM Gen V/VI Big Block MLS Cylinder Head Gasket Bore - V8 4.320

The Cometic C5817-036 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM Generation V and Generation VI big block V8 engines. This precision gasket features a 4.320-inch bore diameter and .036-inch compressed thickness, providing exceptional sealing capability for high-performance and racing applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.320-inch bore diameter designed for GM big block V8 engines
• .036-inch compressed thickness for optimal compression ratio tuning
• Compatible with GM Generation V and Generation VI big block platforms
• Engineered to withstand extreme cylinder pressures and temperatures
• Eliminates gasket failure in high-performance and forced induction applications

Cometic's MLS head gaskets feature multiple layers of stainless steel with proprietary coatings that ensure maximum sealing under the most demanding conditions. The gasket's design allows for engine movement and flex while maintaining a consistent seal, making it ideal for race engines, street/strip builds, and high-boost applications where OEM gaskets fall short.