Cometic C5933-030 MLS Cylinder Head Gasket GM LSX Bore - Gen-4 4.125 030

The Cometic C5933-030 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LSX Gen-4 small block V8 engines. This precision-manufactured gasket features a 4.125-inch bore diameter and a .030-inch compressed thickness, making it ideal for performance builds and engines requiring precise compression control.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme conditions
• 4.125-inch bore diameter accommodates standard and performance bore sizes
• .030-inch compressed thickness allows for compression ratio tuning
• Designed for GM LSX Gen-4 small block V8 engines and compatible RHS cylinder heads
• Embossed stainless steel layers with viton rubber coating ensure maximum sealing
• Resists high cylinder pressures and combustion temperatures in boosted and naturally aspirated applications

Cometic MLS gaskets are the preferred choice of professional engine builders and performance enthusiasts for their proven reliability in racing and street performance applications. The multiple steel layers allow the gasket to adapt to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface.