how much is too much$$$ http://www.ebay.com/itm/1970-BUICK-STAGE-1-7040246-455-QUADRAJET-4-BARREL-CARB-ROCHESTER-Q-jet-/182047542741?hash=item2a62e10dd5:g:~4IAAOSwuAVWzTWp&vxp=mtr
I have a 73 4 barrel,I don't know if you want it,as this does not have the electric choke,but this carb worked fine when I got it.I'm using a Holley double pumper now,I have not used the quadrajet for about 5 years .Bruno.