Originally Posted by Ilma
That's pretty interesting stuff.
Mine have been kind of inconsistent once in a while...not opening/closing at the same time.
Forge recommends a mobil 1 high temperature synthetic grease for lubrication.
What exactly were you doing with the sandpaper ? Sanding the O-ring?
Yeah , sanding them , not sure if they tend to swell up over time.
Maybe just the change of lubrication did the trick.
Id like to think both helped a little.