3-26 ENGINE PISTON AND CONROD • Push the conrod to cylinder head side and remove the piston and conrod from the upper crankcase.  Be careful not to damage the cylinder wall by the con- rod. • Remove the piston pin circlip 1. E L P M A S • Separate the piston and conrod by driving out the piston pin. NOTE: Scribe the cylinder number on the piston head.