Cometic C5477-060 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.000

The Cometic C5477-060 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 4.000-inch bore diameter and a compressed thickness of .060 inches, making it ideal for both stock and performance engine builds.

Key Features:

• Multi-Layer Steel construction provides superior sealing and durability under high cylinder pressures
• 4.000-inch bore diameter accommodates stock and slightly overbored LS engines
• .060-inch compressed thickness allows for precise compression ratio tuning
• Compatible with LS1, LS2, LS3, and LS6 Gen-3 and Gen-4 small block V8 engines
• Embossed stainless steel layers with Viton rubber coating ensure excellent sealing properties
• Designed to withstand extreme temperatures and cylinder pressures in performance applications

Cometic's MLS gaskets are the preferred choice for engine builders and performance enthusiasts who demand reliable sealing in high-horsepower applications. The multi-layer design distributes clamping pressure evenly while accommodating minor surface imperfections, making these gaskets suitable for both street and race engines.