Parts such as the Piston/crankshaft: B/brg Rad N/com, Bearing,radial Ba, Ring Set.piston(s, Clip,piston Pin are included in the Nx650 Dominator 1988 (j) England / Mkh Piston/crankshaft parts fiche.
The fifteen Nx650 Dominator 1988 (j) England / Mkh Piston/crankshaft component parts are all listed in this schematic.
Of all the components used in this assembly the Crank Shaft Comp. is the most expensive.