2 bbl Holley carb, 1980 20R engine

I have a friend that is wanting a 2 bbl carb for a 1980/20r 4wd pickup. He would prefer a Holley....any suggestions on where to get one?

Check Summit Racing 1-800-230-3030.

I've bought a 350 cfm 2bbl and a 500 cfm 2bbl for them.