In this schematic the "Clip, Piston Pin" is used most often.
This Crankshaft/piston diagram displays the required parts for the Crf50f 2011 (b) European Direct Sales Crankshaft/piston.
Some items from this specific schematic: Ring Set,piston S, B/brg Rad N/com, Ring Set,piston O, Ring Set,piston O.