An over running coupler (ORC) is basically a ratchet that attaches to your power take off (PTO) shaft and the drive shaft of your implement attaches to it. In older tractors the PTO shaft (when ...
To really show off your farm cred, you need to be fluent in hitch-speak: how implements are attached to tractors, that is. One hundred years ago, the only option was to drag plows and other implements ...