Bad motor? Can you identify the problem? (Photo)

[Spork]

I don't mean snap your banjo.

Sometimes when I google unfamiliar phrases, I have regret. This is one of those times.

 

[mozquito1]

There you go, stones it is. 100% grass man me.

 

[mozquito1]

Maybe something got on it and then melted into it. Not sure, cause it does look like arcing.

Maybe a small bit of wire.

 

[mozquito1]

Sometimes when I google unfamiliar phrases, I have regret. This is one of those times.

It's painful, believe me.