Cometic C5319-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190 045

The Cometic C5319-045 is a Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LS Gen III and Gen IV small block V8 engines, including LS1, LS2, LS3, and LS6 applications. This precision gasket features a 4.190-inch bore diameter and .045-inch compressed thickness, making it ideal for performance builds and engine rebuilds requiring reliable sealing.

Key Features:

• Multi-Layer Steel construction provides superior sealing and durability under extreme temperatures and pressures
• 4.190-inch bore diameter accommodates standard and performance LS engine builds
• .045-inch compressed thickness allows for precise compression ratio tuning
• Compatible with LS1, LS2, LS3, and LS6 Gen III/IV small block V8 engines
• Engineered to withstand high combustion pressures in performance applications
• MLS design conforms to cylinder head and block surfaces for optimal sealing

Cometic gaskets are trusted by professional engine builders and performance enthusiasts for their quality construction and consistent performance. The MLS design features multiple layers of stainless steel with elastomeric coatings that provide exceptional sealing while maintaining the strength needed for boosted and high-compression applications.