93-1038-S Cylinder base gasket. 3.5" bore .018"

This S&S cylinder base gasket is designed for 1986 to 2022 Sportster 1200 models, as well as 1986 to 2003 style S&S XL engines with a standard 3.5-inch bore. At .018 inches thick, it provides a precise seal for either the front or rear cylinder. When you are building a high-performance Sportster engine, the quality of the base gasket is critical for maintaining proper compression and preventing oil leaks at the cylinder base. S&S is a name synonymous with Harley performance, and this gasket is manufactured to their exacting standards to ensure it stands up to the heat and pressure of a hard-working V-twin engine.