Cometic C5318-056 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160

The Cometic C5318-056 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for GM LS Gen III and Gen IV small block V8 engines, including LS1, LS2, LS3, and LS6 applications. This gasket features a 4.160-inch bore diameter and a compressed thickness of .056 inches, making it ideal for stock and performance engine builds.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability
• 4.160-inch bore diameter accommodates standard LS engine bore sizes
• .056-inch compressed thickness for precise deck height control
• Compatible with GM LS1, LS2, LS3, and LS6 Gen III/IV small block V8 engines
• Engineered to handle high cylinder pressures in performance applications
• Embossed stainless steel layers with FKM (Viton) rubber coating ensure optimal sealing

Cometic MLS gaskets are the choice of professional engine builders and performance enthusiasts for their ability to withstand extreme temperatures and pressures while maintaining a reliable seal. The multi-layer design allows the gasket to conform to imperfections in the deck surface, compensating for cylinder head and block movement during thermal cycling.