[nocturncal]

Originally Posted by Triple Jim

Soldering may not be a long term solution, depending on how hot it gets in use. I'd buy new brushes. A Google search turns up inexpensive repair parts like this, but I haven't verified correct fit, etc..

https://www.amazon.com/Starter-Repai.../dp/B076ZS672F

The link looks promising. Seems like the whole brush housing parts are plentiful. Looking up part numbers the pre gens and new gens have the same starter motor part number, so in theory this part should work.