Thanks 69GMC. I like the idea of the 3 speed brownie box. I have a lead on a 270 and hope to install it.
I will keep all posted as I move along. Most tractors to be hauled by this will be:
The bigger tractors i.e. Oliver 550, 1650, AC WD, Farmall H etc. will be hauled with my newer truck - Chevy K2500.