The saga continues, drained the oil which looked nice and black no water in it that I could tell, dropped the oil pan today and pulled the number four piston out. Glad I did as the oil ring was nice and gunky. So I removed and cleaned the rings and put them back on. Then I honed the cylinder, (I must have been too excited doing it for the first time and forgot to take a picture of the mirror like shine), but here's some dirty cylinder and piston shots for you.
