Cometic C5806-120 MLS Cylinder Head Gasket for Holden - 253/304/308 V8

The Cometic C5806-120 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Holden 253, 304, and 308 cubic inch V8 engines. This premium gasket features a .120-inch (3.0mm) compressed thickness and is designed with a 4.100-inch bore diameter to provide optimal sealing in performance and racing applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• .120-inch compressed thickness allows for custom compression ratio tuning
• 4.100-inch bore diameter optimized for Holden V8 applications
• Stainless steel construction resists corrosion and withstands extreme temperatures
• Engineered for high-performance, racing, and forced induction applications
• Compatible with Holden 253ci (4.2L), 304ci (5.0L), and 308ci (5.0L) V8 engines

Cometic MLS gaskets provide maximum sealing performance in demanding conditions where traditional composite gaskets may fail. The multi-layer design allows the gasket to conform to irregular sealing surfaces while maintaining excellent recovery properties under extreme cylinder pressures. This gasket is ideal for street performance builds, racing engines, and turbocharged or supercharged applications requiring reliable head sealing.