spark plugs

Okay I own a Procharged P1-X e85 2018 Mustang GT. Currently took out all spark plugs since I noticed I was burning oil. Cylinder 7 and 8 were blackened and you could see oil on it and the rest were normal. When I noticed it driving I didn't whomp on it at all just drove it normal and it acted...

This doesn't look right, is it oil fouling, what do you guys think?

Hello All, I have a 93 5.0 Mustang that has a stock motor at 185k miles that was running great until recently. It all started when I found out I had an exhaust leak somewhere, I noticed the car had a slight loss of power which makes sense but over time it seemed to get a lot worse. The car would...