What are you exactly looking for? On top dead center the valves for that cilinder are closed so you dont talk about lift and such because the camshaft isnt pressing against the lifters.
Does this help? Its in dutch.
Draairichting is rotation.
Inlaat opent is intake opening
Uitlaat sluit is exhaust closing
Uitlaat opent is exhaust opening
Inlaat sluit is intake closing.
BDP Bovenste dode punt is top dead center
ODP onderste dode punt is bottom dead center
You can get the brushes refurbished at most alternator/starter refurbish shops. But the powder clutch also can go bad (powder gets a bit of moisture in it over the years and gets stuck together) The factory manual is on here somewhere and that contains some info about measuring the ma going to...