Quote Originally Posted by gassersrule_196
for overall useage the 600 holley is a good simple carb, now depending on your application some of us will say 600,650,750,850 and so on. for me i like the demon and holley 750 dbl pumpers, and the 830 race holley.
I have never ran a demon carb . But I have a Holley 3310-2 V/S 750cfm that is nice and clean . I will try that carb out after I check the power valve and change the Secondary spring to a lighter one . Its going on a SB355 with about 375HP .