List Number 0–4790 is the 500 CFM
"Outboard" Six Pack Carburetor that Orginally came on 1970–71 Chrysler 340 CID Engine Applications with an Automatic Transmission. Orignial Castings will have the O.E. Number 3577185.
Holley still offers original list number Carburetors
for highly collectible muscle cars. Over time these Carburetors
have been nearly impossible to find, but no longer. These are NEW nearly exact reproductions of the originals.