Cometic Cummins 5.9L ISB CR .067in MLX Cylinder 4.100in Bore Head Gasket - C5597-067

The Cometic Cummins 5.9L ISB CR .067in MLX Cylinder 4.100in Bore Head Gasket - C5597-067 is a precision-engineered head gasket with a 4.100" bore and .067" compressed thickness.

The Cometic MLX Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring MLX Multi-Layer Steel (MLS) construction, this gasket uses multiple embossed steel layers for superior sealing under extreme cylinder pressures and temperatures. Precision CNC-machined to exacting tolerances, this gasket seals combustion, water jackets, and oil passages simultaneously — eliminating the need for multiple gaskets or sealing compounds.

• Material: MLX Multi-Layer Steel (MLS)
• Bore Size: 4.100"
• Thickness: .067" compressed
• Part Number: C5597-067

Verified fitment: Dodge Ram 2500 (2003–2008); Dodge Ram 3500 (2003–2007).