Cometic Harley-Davidson EVO 1340 3-5/8 Bore .020in Copper Base, Pair - C9620

The Cometic Harley-Davidson EVO 1340 3-5/8 Bore .020in Copper Base, Pair - C9620 is a precision-engineered head gasket with a .020 bore and .020" compressed thickness.

The Cometic Copper head gasket is engineered for high-performance and racing applications where OEM gaskets fall short. Featuring Copper construction, this gasket uses solid copper construction for custom thickness adjustment and superior thermal conductivity. 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: Copper
• Bore Size: .020
• Thickness: .020" compressed
• Part Number: C9620