I wouldn't push that after seeing those compression numbers.
I think you should visit crappy before they close and get a proper spark plug.
NGK TR55 because they're cheap.
Do you see blue smoke on startup?
I know it's been kinda cold lately, so a lot of condensation will be expected.
How old are the wires?
Check for continuity from the O2 sensor connecter to the PCM. If they check out, you likely need a new sensor. Alternatively the PCM is dead or dying.