Complete End Rebuild Standard Bore 93mm Cylinder Piston Gasket Kit For RZR 900 XP ACE 2013-2019 OE 3022579 This kit is designed for a full engine end rebuild on RZR 900 XP ACE models from 2013 to 2019.It includes a standard bore 93mm cylinder, piston, and gasket set engineered to meet specifications.The components are built to restore engine performance and compression with precise fitment for the specified model years.The piston is matched to the cylinder bore size to proper clearances and.This set supports complete -end restoration and is intended for use in engine repairs requiring replacement of worn or damaged parts. Compatibility Notice: This is an aftermarket product.Mention of brands is for fitment identification only.