We stock these copper base gaskets in 4 different thicknesses, allowing the builder to adjust cylinder deck height for precise piston-to-head squish area. Simplifies set-up when building performance engines. Sold in pairs, or in ‘Builders Kits’ which include 2 each of .005”, .010”, .016” and .020” thicknesses, for stock or big bore Evolution® engines.

Zipper’s Performance stocks most all gaskets, seals and o-rings individually. Contact Us with your specific needs!

Weight 1 lbs

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