850 Double Pumper Holley Carbs ? More Info Needed Please

[Ls648410]

I want to post these two Holley Carbs in the for sale section but before I do anyone can chime in as to what I have here ?

Go through photos, help much appreciated.

TOM

[tjs44]

there should be list numbers inside on top of the bodys.The one on the RT looks like a 850 center squitter.Tom

[Ls648410]

there should be list numbers inside on top of the bodys.The one on the RT looks like a 850 center squitter.Tom

This one ?

[tjs44]

yes,said to be a 650 double pumper.Tom