rings

After snapping the connecting rods in cylinders #1 and 2 last year, I finally found time to tear down my new junkyard 4.7 I bought. I could tell my new motor seen a bit of moisture. I tried to turn the motor by ratchet on the crank and learned it was locked up. Once I took the heads off there...

I recently stripped off the heads on my 5.9 to repair a blown head gasket. I'm trying to decide if I should just go ahead and put new rings in it since I'm most of the way there now anyway. My questions are Has anyone tried to rebuild the lower end w/o removing from the truck? Any sources for...