Cometic C5469 MLS Cylinder Head Gasket Chevy Small Block Bore - for V8 4.004

The Cometic C5469 is a multi-layer steel (MLS) cylinder head gasket engineered specifically for Generation 1 Chevrolet Small Block V8 engines. This gasket features a .040" compressed thickness and is designed to accommodate 4.004" bore sizes with 18 or 23 degree cylinder heads.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 4.004" bore diameter fits popular overbore applications
• 0.040" compressed gasket thickness
• Compatible with 18-degree and 23-degree aftermarket cylinder heads
• Designed for high-performance and racing applications
• Requires proper surface preparation (30 RA or smoother finish recommended)

Cometic MLS gaskets utilize multiple layers of stainless steel with proprietary coating technology to create a gasket that can withstand extreme cylinder pressures and temperatures. The embossed layers provide multiple sealing points while allowing the gasket to conform to minor surface imperfections. This gasket is ideal for street performance, racing, and high-boost forced induction applications on Gen-1 Small Block Chevy engines including 262, 265, 267, 283, 302, 305, 307, 327, 350, and 400 cubic inch variants.