I have an 800 Edelbrock, which was on the original 383 when I got the car. I could not get rid of the off idle stumble. I'm not a great engine tuner, but I tried everything with that carb. It made it very hard to drive with a 4 speed!

1968 Valiant Signet 4dr. 273 4spd
1969 Road Runner 383 4spd
1969 Barracuda 318 auto
1970 Dart Swinger 340 4spd
1975 Cordoba 400-4bbl
1988 Caravelle 318 Auto
1999 Dakota R/T
2000 Viper GTS
2001 Ram 2500 Diesel 6spd
2018 Dodge Challenger GT (Winter beater!)