Cometic 5811-040 MLS Cylinder Head Gasket for Oldsmobile V8

The Cometic 5811-040 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered for Oldsmobile V8 engines. This high-performance gasket provides superior sealing performance for both stock and modified applications without requiring sealants.

Key Features:

• Three-layer MLS construction with embossed stainless steel layers for maximum strength and durability
• Compressed thickness of .040 inches for precise deck height control
• Viton fluoroelastomer coating on outer layers resists temperatures up to 482°F (250°C)
• Ideal for aluminum head to cast iron block or aluminum head to aluminum block combinations
• Superior rebound characteristics and corrosion resistance
• Embossed design with micro-sealing properties prevents leakage of coolants and oils
• No sealant required for installation

Cometic MLS gaskets feature multiple embossed layers of stainless steel with Viton-coated outer layers that meet the demands of harsh sealing environments and varying surface finishes. The uncoated center shim layer provides structural integrity while the outer layers create an effective seal against combustion pressure, coolant, and oil. Designed for performance enthusiasts who demand reliable sealing in high-output engine applications.