The most reasonably priced component used on the Ke100-a5 Ke100 1976 Canada Crankshaft/piston/rotary Valve is the Circlip-piston Pin.
On this parts fiche the Circlip-piston Pin is the most specified component.
Parts such as the Crankshaft/piston/rotary Valve: Valve-rotary Disc, Washer,claw,12.5x25x0, Collar,rotary Valve, Ring-set-piston,std are included in the Ke100-a5 Ke100 1976 Canada Crankshaft/piston/rotary Valve parts fiche.