4bbl 283 with Powerglide.
My lower road draft tube clamp was missing, so I ordered a new one.
But I can't find a good diagram in the '57 assembly manual for a V8.
The '56 manual has a rough picture on R.P.O 221, Sheet 7.00 that indicates it attaches to one of the starter bolts.
On my '57:
I'm not talking the mega- dollar Moomba or Mastercraft variety- although I would take one if I could afford it! We have a very short season here and as well, we camp a lot. Pulling a boat AND a travel trailer would always mean taking 2 vehicles.
That said, I'm still on the lookout for a boat...