I did the same on the engine in my thing a couple of years ago and it was the #3 piston and rings. When I pulled the heads you could see the grooves right away. A set of jugs and pistons with ring should do ya, but I would pull the heads and check it out, could be a valve or something else. Quoting Denis Dodson <coocoo@xxxxxxx>: > I will need new cylinders, pistons, rings, all that stuff. At this point I > will probably only change out those parts. There is the philosophy that I > should replace the pushrod bearings and do a valve job and there is the > feelings that I should simply build a new engine. > > I am old and tired and cash poor, so cylinders it is (maybe). Someone told me > that I could buy the machined 88s with the pistons and rings already in them > an I could simply install them at the wrist pins. Anybody know where I can > find these and the prices? I have a source here for the 88s and pistons but I > haven't heard a price yet. > > For you mechanics out there. I have power loss and smoke on the backstroke. > Rings or burnt piston.