357cc ENGINE End Rebuild Kit Piston RINGS For 4 Cycle CART MOTOR G21 G22 G23 G27 G28 YDRA 2000-2013 This kit includes one piston and ring set designed for 4 cycle engine rebuilds.Compatible with G21A, G22A, G23A, G27A, G28A, and YDRA models from 2000 to 2013.Fits Gas versions of the following models: 2000-2004 G21A, 2003-2007 G22A G Max, 2004-2009 G23A U Max MD I, 2004-2008 G27A U Max LD, 2004-2009 G28A U Max MD II, 2007-2013 YDRA The Drive, 2010-2013 YDRA The Drive PTV, 2009-2011 YDRA SVS Concierge 4 Passenger, and 2009-2011 YDRA SVL Concierge 6 Passenger.Designed to meet OEM specifications for proper fit and function.Compare with parts to compatibility before installation. Notice: This replacement item is produced by an independent supplier.All brand and model mentions are for compatibility purposes only.