The most reasonably priced component used on the Cn250 Helix 1997 (v) Italy Kph Generator is the Bolt,hex 5x16.
With three applications this Bolt,socket 8x18 is the most specified part.
Some items from this specific schematic: Bolt,socket 8x18, Gen Assy,pulse, Stator Comp., Bolt,hex 5x16.