Cometic C5269-023 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

The Cometic C5269-023 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chevrolet Generation 1 small block V8 engines. This precision-manufactured gasket features a .023" compressed thickness and is designed to accommodate 4.060" bore applications, making it ideal for performance builds and engine rebuilds requiring reliable sealing under high cylinder pressures.

Key Specifications:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• Compressed thickness: .023 inches
• Bore size: 4.060 inches
• Compatible with 18-degree and 23-degree cylinder heads
• Valve pocketed bore design for clearance with high-performance valves
• Application: Chevrolet Generation 1 small block V8 engines

Cometic's MLS gaskets utilize multiple layers of stainless steel with a Viton rubber coating to create a reliable seal that withstands extreme temperatures and pressures. The valve pocketed design provides necessary clearance for oversized or high-lift valve configurations commonly found in performance applications. This gasket is particularly well-suited for boosted applications, high-compression builds, and race engines where maintaining compression integrity is critical.