Cometic C5751-124 MLS Cylinder Head Gasket for GM LS1/LS2/LS3/LS6 4.060" Bore

The Cometic C5751-124 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LS Gen-3 and Gen-4 small block V8 engines, including LS1, LS2, LS3, and LS6 applications. This gasket features a 4.060-inch bore diameter and a .124-inch (1.24mm) compressed thickness, making it ideal for performance builds and applications requiring superior sealing under high compression.

Key Features:

• Multi-Layer Steel (MLS) construction provides exceptional durability and conformability
• 4.060-inch bore diameter accommodates stock and slightly overbored LS engines
• .124-inch compressed gasket thickness for precise combustion chamber volume tuning
• Compatible with LS1, LS2, LS3, and LS6 Gen-3/Gen-4 small block V8 engines
• Superior sealing performance under high cylinder pressures and temperatures
• Embossed stainless steel layers with specialized coatings resist corrosion and blow-out

Cometic MLS head gaskets are a trusted choice for performance engine builders, offering reliable sealing for street, strip, and forced induction applications. The multi-layer design allows the gasket to adapt to minor surface imperfections while maintaining consistent clamping pressure across the entire sealing surface.