Parts such as the Generator: C.d.i. Magneto Set, Ignition Coil Assy, Bolt, Flange(6u1), Screw (25g) are included in the Tz125 2000 4jt7 England 104jt-100e1 Generator parts fiche.
The Tz125 2000 4jt7 England 104jt-100e1 Generator consists of eight pieces with the C.d.i. Magneto Set being the most expensive.
The component with the lowest price in the GENERATOR schematic is the Bolt, Flange(6u1).