Parts such as the Cylinder/pistons/crankshaft: Connecting Rod Assy,i, Connecting Rod Assy, Gasket,cylinder Base (mca), Connecting Rod Assy are included in the Kz750b1 1976 Usa Canada / Mph Kph Cylinder/pistons/crankshaft parts fiche.
The Nut,6mm is the cheapest item from this partsfiche.
On this parts fiche the Metal,crankshaft,brg is the most specified component.