Try these guys. Got some hoses here and they were great. Open the link below and go to the second page. Is this what you are looking for?
https://originalair.com/chevrolet-air-conditioning-parts#/specFilters=5!%23-!1401!-%23!6!%23-!1408&pageSize=9&viewMode=grid&orderBy=5&pageNumber=2
I'll be doing this since I'm putting a GM serpentine drive system on my next engine. Was looking at a setup a local guy did on a Chevelle, look really nice.