I just bought the pressure hose for my power steering pump at Napa. I have a '67 440 with a Federal pump, but they did have a listing for the Saginaw pump hose. It only cost $21.99 for mine.

Check it out online at Napa.

Could it be this one???

http://www.napaonline.com/Catalog/Catalo..._RecType%3aA%29