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Cometic Gasket

Cometic Harley-Davidson 03-Up Twin Cam 1550 T/E w/Hat Valve Seal.040inH/G

$154.94

On Backorder — Expected to ship by May 31, 2026

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Cometic Gasket head gasket for Harley-Davidson Twin Cam 1550 engines. Fits 2003-2017 models.

Key Features

  • Fits Harley-Davidson Twin Cam 1550 T/E engines with hat valve seals.
  • Gasket thickness is .040 inches with a 3.875 inch bore.
  • No additional sealer is needed for installation.
  • Proudly made in the USA with American-sourced materials.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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About this part

Product Details

When you're rebuilding the top end of your Harley-Davidson Twin Cam engine, getting the right head gasket is crucial for sealing in that power. This Cometic gasket is made for the 1550cc T/E engines with hat valve seals and a 3.875 inch bore, coming in at .040 inches thick. It's designed to handle the increased cylinder pressures and temperatures that come with modern, high-output V-twin applications.

Cometic builds these gaskets in the USA using materials sourced domestically, ensuring a well-built part for your motorcycle. They're designed to be a direct replacement and don't require any additional sealers, making installation straightforward. This gasket is a solid option for keeping your engine running strong after a rebuild or top-end work.

Specifications

Brand
Cometic Gasket
Manufacturer Part #
C9147
UPC
191070004675

Frequently Asked Questions

Cometic Harley-Davidson 03-Up Twin Cam 1550 T/E w/Hat Valve Seal.040inH/G

$154.94