The lowest price component in this Crankshaft/piston ('81kdx250-b1) parts-list fiche is the Key-woodruff.
The Ring-snap,piston Pin is the most widely applied product in the KDX250-B1 KDX250 1981 USA CALIFORNIA CANADA CRANKSHAFT/PISTON ('81KDX250-B1) ( two times ).
Some items from this specific schematic: Washer,lock, Key-woodruff, Bearing-needle,kbk18x, Crankshaft,r.h.