Well, lookie lookie,I search Ebay for GMC Intake and come up empty,you can do the searching for me from now on.
But a little too rich for my blood,that's why I'm making my own.Ain't no rocket science there,3 elbows,a retangular log and a row of gas leaking easily flooded Strombergs
Reproductions of those manifolds are just over 200 bucks from Patrick's and a few other places.I believe they are still on backorder.