, motorbike alternator can be crafted with the following recipes

Player Recipe
Primary skill used: electronics(3)
Required skills: fabrication(1)
Time to complete: 40 minutes
Tools required:
> 1 tool with hammering quality of 1
> 1 tool with fine screw driving quality of 1
> soldering iron (8 charges) OR integrated welder (8 charges)
Components required:
> 4x electronic scrap
> 30x copper wire
> 8x solder
> 1x lump of steel OR 4x chunk of steel OR 20x scrap metal
Byproducts:
(none)
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This recipe can be found in the following books when electronics is at least the required level:
What's a Transistor? (level 2)
Ham Radio Illustrated (level 2)
Under the Hood (level 2)