Cometic C5847-056 Pontiac MLS Head Gasket Bore - 400/428/455 V8 4.410

The Cometic C5847-056 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket designed specifically for Pontiac 400, 428, and 455 cubic inch V8 engines. This precision-engineered gasket features a 4.410-inch bore diameter and .056-inch compressed thickness, making it ideal for performance builds and engine rebuilds requiring reliable combustion sealing.

Key Features:

• Multi-Layer Steel (MLS) construction provides superior sealing and durability under high-performance conditions
• .056-inch compressed gasket thickness allows for precise compression ratio tuning
• 4.410-inch bore diameter accommodates stock and mild performance applications
• Engineered specifically for Pontiac 400, 428, and 455 V8 engines
• MLS design features multiple layers of stainless steel with elastomeric coating for optimal sealing
• Resists blow-out and maintains sealing integrity under extreme cylinder pressures
• Reusable in many applications when properly torqued and maintained

Cometic gaskets are manufactured using advanced materials and processes to meet the demands of high-performance and racing applications. The MLS construction distributes load evenly across the sealing surface while accommodating thermal expansion and minor surface imperfections, making this gasket an excellent choice for street performance and racing builds.