Cometic C5764-070 GM Vortec 8100 Gen-VII MLS Cylinder Head Gasket 4.280" Bore

The Cometic C5764-070 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM L18 Vortec 8100 Gen-VII Big Block V8 engines. This left-hand side gasket features a 4.280-inch bore diameter and a compressed thickness of .070 inches, providing exceptional sealing performance for high-performance and heavy-duty applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior strength and durability
• 4.280-inch bore diameter designed for GM Vortec 8100 engines
• .070-inch compressed thickness for optimal cylinder head sealing
• Left-hand side (LHS) fitment for proper installation
• Engineered for Gen-VII Big Block V8 architecture
• High-temperature resistant materials withstand extreme combustion pressures
• Precision-manufactured to OEM specifications with performance enhancements

Cometic gaskets utilize advanced MLS technology that allows the gasket to adapt to flange surface imperfections while maintaining consistent clamping pressure across the entire sealing surface. This design makes them ideal for both stock rebuilds and performance applications where reliability is critical. The .070-inch thickness is particularly suited for applications requiring specific deck height adjustments or compression ratio tuning.