Cometic C5591-067 Cummins MLS Cylinder Head Gasket Thick - 3.9L 4BT 067

The Cometic C5591-067 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Cummins 3.9L 4BT diesel engines. This gasket features a .067-inch compressed thickness and 4.100-inch bore diameter, providing exceptional sealing performance for stock and modified applications.

Key Features:

• Multi-Layer Steel (MLS) construction with multiple layers of stainless steel for superior strength and durability
• .067-inch compressed thickness designed for precise compression control
• 4.100-inch bore diameter optimized for Cummins 4BT specifications
• Advanced coating technology ensures proper sealing under extreme temperatures and pressures
• Resists corrosion, shrinking, and distortion better than traditional composite gaskets
• Ideal for performance builds, restorations, and OE replacements

Cometic Gasket is renowned for manufacturing precision-engineered sealing solutions using cutting-edge materials and processes. This MLS head gasket provides the reliability and performance demanded by diesel enthusiasts and professional engine builders working with Cummins 4BT engines found in various industrial, marine, and automotive applications.