Cometic Mercury/Chevy BB 4.580in Bore .026in MLS-5 Gen 4/5/6 Blocks Head Gasket - C5636-060

The Cometic Mercury/Chevy BB 4.580in Bore .026in MLS-5 Gen 4/5/6 Blocks Head Gasket - C5636-060 is a precision-engineered head gasket with a 4.580" bore and .580" compressed thickness.

The Cometic 5-Layer Multi-Layer Steel (MLS) head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring 5-Layer Multi-Layer Steel (MLS) construction, this gasket uses five embossed steel layers delivering exceptional clamping load distribution for high-output applications. 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: 5-Layer Multi-Layer Steel (MLS)
• Bore Size: 4.580"
• Thickness: .580" compressed
• Part Number: C5636-060