iron rams OOTB flow about what a slightly modded OEM casting does with the mods I suggested. for this app, I'd use the iron rams.

for simplicity, you could always do EFI using the FAST EZ-EFI TB or MPI setup...

if using a stock magnum throttle body, have the bores machined out to a straight 50mm and blend to top. it uses 50mm blades, but necks down to ~43 above them stock...

1976 Spinnaker White Plymouth Duster, /6 A833OD
1986 Silver/Twilight Blue Chrysler 5th Ave HotRod **SOLD!***
2011 Toxic Orange Dodge Charger R/T
2017 Grand Cherokee Overland
2014 Jeep Cherokee Latitude (holy crap, my daughter is driving)