John Deere Model 520 Pedals Value Of A John Deere Model 520 Pedal Tractor?

Value of a john deere model 520 pedal tractor? - john deere model 520 pedals

not that great shape, but one of the largest.
the fact that liquid aluminum .. This is what my father always told me.
but I wonder how much more worth it .. or maybe it's worth.