Cometic C5806-051 MLS Cylinder Head Gasket for Holden 253/304/308 V8

The Cometic C5806-051 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Holden 253, 304, and 308 cubic inch V8 engines. This gasket features a compressed thickness of .051 inches and a 4.100-inch bore diameter, making it ideal for performance rebuilds and street/strip applications.

Key Features:

• Multi-Layer Steel (MLS) construction for superior sealing and durability
• 0.051-inch compressed gasket thickness
• 4.100-inch bore diameter optimized for Holden V8 engines
• Excellent resistance to extreme cylinder pressures and temperatures
• Provides reliable combustion sealing for modified and stock engines
• Accommodates minor surface imperfections while maintaining seal integrity

Cometic MLS gaskets utilize multiple layers of stainless steel with advanced coating technology to create a gasket that recovers quickly and maintains consistent clamping force. This design makes them particularly well-suited for engines with increased boost, compression, or nitrous oxide applications while remaining reliable for stock rebuilds.