Cometic C4046 MLS Cylinder Head Gasket - 0.027 inch

The Cometic C4046 is a Multi-Layer Steel (MLS) cylinder head gasket engineered with a compressed thickness of 0.027 inches, designed to deliver maximum sealing performance for high-output engines without requiring additional sealants or re-torquing.

Advanced MLS Construction:

• Comprised of multiple layers of stainless steel for superior strength and rebound capability
• Outer layers feature embossed sealing beads with Viton coating on both sides
• Viton fluoroelastomer coating is heat resistant up to 482°F (250°C)
• Center shim layer provides precise thickness control and compression characteristics
• Corrosion-resistant stainless steel construction ensures long-term durability

Performance Features:

• 0.027 inch compressed operating thickness for precise compression control
• Load Control Embossments distribute torque evenly across sealing surfaces
• Reduces bore distortion for improved piston ring seal and power output
• Ideal for both aluminum-to-aluminum and aluminum-to-cast iron applications
• Withstands shearing forces created by dissimilar material thermal expansion
• No additional sealants required for installation
• No re-torque necessary after installation

Cometic MLS gaskets are proven in championship-winning motorsports applications across multiple disciplines, providing reliable sealing solutions for harsh operating environments, extreme load conditions, and various surface finishes.