Cometic C9274 HD Base Gasket .020 Fiber for Harley 1340 Evolution

The Cometic C9274 is a heavy-duty base gasket designed for Harley-Davidson 1340cc Evolution engines. Manufactured with a .020-inch thick fiber construction, this gasket provides reliable sealing between the cylinder and crankcase while allowing for precise deck height adjustment.

Key Features:

• .020-inch (0.020") thickness for compression ratio tuning and deck height correction
• High-density fiber material for excellent conformability and sealing
• Heat-resistant construction withstands extreme engine temperatures
• Precision-cut design ensures perfect fitment on 1340 Evolution Big Twin engines
• Oil and fuel-resistant materials prevent degradation over time

Cometic Gasket is known for producing premium gaskets using advanced materials and manufacturing processes. This base gasket is ideal for engine rebuilds, performance modifications, or replacing worn factory gaskets. The .020-inch thickness makes it suitable for applications requiring a thinner base gasket to adjust compression or correct deck height issues.