58MM EX13 Piston Ring Clips Pin Kit For EX13 EX13D 4.5HP 4 Stroke Engines This piston ring clips pin set is designed for use with EX13 and EX13D 4.5HP 4 stroke engines.The kit includes one set of piston ring clips and pins with a diameter of 58mm.It is intended to be used as part of a piston ring assembly.Please refer to the product images to verify compatibility with your engine model.Manual measurements may result in slight variations.This is a neutral packed item and fits standard specifications for the specified engine types.