Originally Posted by
CroMo Mike
I think both of those are pretty far gone. Take a small center punch or ice pick and small hammer and test to see if you can punch a hole through into the tube in the rusted areas. Even if not rusted through, cleaning and painting those areas would be a challenge, and rust would likely get going again under the paint. Treat yourself to a better frame.
+1 .. perfectly ok to take a small punch (2mm or so) and give it a small hammer to see if it goes through. That's a fairly standard test in determining how far gone a frame is. But heck, just by eyeballing that damage I'd '86 it - it's gone.