I know it's a dodge big block but here is a dyno test of the aftermarket fuel injection vs carb. a bit long winded but a good demo for the efi vs carb.
me?, efi. not out to smoke the tires, just want easy starts, reliability at different altitudes and less exhaust stink.
to each their own.
https://www.youtube.com/watch?v=3Zj0RMPKquw