PISTON RING FITS GX630 GX690 ENGINE PARTS 13010 Z6L 003 Replacement piston ring designed to fit engines models GX630 and GX690.Matches OEM part number 13010 Z6L 003.Constructed for durability and consistent performance in small engine applications.Ensures proper compression and oil control within the engine cylinder.Suitable for use in lawn mowers, generators, and other utilizing compatible engine types.Installs using standard ring compression tools and follows typical piston ring replacement procedures. Compatibility Disclaimer: This is an aftermarket replacement part.Any brand names or model designations mentioned are used solely for the purpose of demonstrating compatibility.