Obviously removing the drive belts one at a time in attempt to eliminate the sound wil be the most prudent means to pinpoint the culprit.
My vote is water pump.
The bed looks fine to me but what type of "Dukes of Hazzard" stuff were you doing anyways?
Exactly.
Got any more pictures - like of the action? Did you get all four tires off the ground? No tellin what else is broke. :nono: