Cometic C5476-051 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970

The Cometic C5476-051 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for GM LS-series Gen III and Gen IV small block V8 engines, including LS1, LS2, LS3, and LS6 applications. This gasket features a 3.970-inch bore diameter and a compressed thickness of .051 inches, making it ideal for stock to mild performance builds.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme temperatures and pressures
• 3.970-inch bore diameter accommodates stock and slightly overbored LS engines
• .051-inch compressed thickness for precise deck height control
• Compatible with LS1, LS2, LS3, and LS6 Gen III/IV small block V8 engines
• Engineered to handle high-performance applications while maintaining reliable sealing
• Embossed stainless steel layers with viton rubber coating for optimal sealing

Cometic's MLS gaskets are the industry standard for performance engine builds, offering exceptional resistance to blowout and excellent recovery characteristics. The multi-layer design allows for micro-adjustments between the cylinder head and block surfaces, ensuring a leak-free seal even in demanding conditions. This gasket is sold individually and requires proper surface preparation for optimal performance.