On this parts fiche the Clip, Piston Pin is the most specified component.
The lowest price component in this E-12 parts-list fiche is the Clip, Piston Pin.
Parts such as the E-12: Key,woodruff,4mm., Crankshaft,comp, Ring Set,piston O, Ring Set,piston O are included in the Crf50f 2009 (9) Japan Ae03-190 (jdm) E-12 parts fiche.