Before/after Looks better now although the potting will melt again. Cam pulleys torqued carefully. ...
...
TB tension was not too bad although from what I can see, it was probably adjusted too tight during the last TB service. TB tension adjuster was very rusty. Probably re-used last time and rattling by now. ...
All four pulleys back in place and double checked. New ...
TB tensioned properly and adjuster bolt torqued to the spec. New TB lower cover ...