Cometic C5319-056 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190

The Cometic C5319-056 is a premium 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 variants. This gasket features a 4.190-inch bore diameter and a compressed thickness of .056 inches, making it ideal for both stock and modified engine builds.

Key Features:

• Multi-Layer Steel construction provides superior sealing and durability under extreme temperatures and pressures
• 4.190-inch bore diameter accommodates stock and slightly over-bored LS engines
• .056-inch compressed thickness allows for precise compression ratio tuning
• Compatible with LS1, LS2, LS3, and LS6 Gen III/Gen IV engine platforms
• Embossed stainless steel layers with viton rubber coating ensure exceptional combustion sealing
• Resistant to blowout and can handle high cylinder pressures from forced induction applications

Cometic MLS gaskets are the gold standard in performance engine building, offering reliable sealing for street engines, race applications, and high-boost turbocharged or supercharged builds. The advanced material composition eliminates the need for retorquing and maintains consistent clamping force throughout the engine's service life.