Most of the parts you are looking for are still available over the counter at your local Suzuki outlet .
Rod - shims - pin - B/E & S/E Bearings
Bearing's .... Buy them at your Bearing supplier and don't forget to ask for C3
seals ... crank seals buy LHS & RHS from Suzuki, the rest from Bearing supplier ** note gear selector and clutch actuator shaft seals are PBR
Piston Kit .... Flea bay - wosner or wiseco
gaskets .... buy a hollow punch kit ( 6mm to 19mm and some gasket paper ( .6mm )