Cometic C15526-056 GM LSX Small Block MLS Cylinder Head Gasket Bore - Gen-4 V8 4.060

The Cometic C15526-056 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LSX Generation 4 small block V8 engines. This high-performance gasket features a 4.060-inch bore diameter and .056-inch compressed thickness, providing exceptional sealing capability for street, race, and forced induction applications.

Key Specifications:

• Multi-Layer Steel (MLS) construction for superior durability and sealing
• 4.060-inch bore diameter optimized for LSX engine builds
• .056-inch (56 thousandths) compressed gasket thickness
• Designed for 1/2-inch and 3/8-inch head studs
• Left-hand side (LHS) application
• Compatible with GM LSX Gen-4 small block V8 engines

Cometic MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to maximize sealing performance under extreme cylinder pressures and temperatures. The embossed layers provide micro-sealing at the combustion chamber while maintaining excellent recovery characteristics during thermal cycling. This gasket is ideal for high-performance street engines, racing applications, and boosted combinations where reliable head sealing is critical.