Originally Posted by coloradoracerguy
A 750 dominator is the same as a 750 double pumper in airflow, but a completely different carb since it's a dominator based carb. They use skirted boosters to kill airflow through the carb. It's calibration is in need of rework, as they weren't very good. So to answer your question, you'd be better off with a standard 4150 carb over the dominator, but it's still going to have to be calibrated for your combo.
^^^^^^ Great info I did not go into details..My point was many told me my sb would not like the 750 cfm..My time slips told different...That Dom carb may help or hurt only one way to find out...