My since I own a similar combo and have gone thru a few carbs...

Loose the vacuum stuff, loose the choke horn, and loose the down leg boosters and go with annular ones. Far more responsive, and great driveability.

http://www.quickfueltechnology.com/carburetors-race-q/race-q-750-cfm-annular-booster.html

I have a similar one...and its a 750.


Last edited by Dragula; 11/07/11 09:42 PM.
'70 Cuda,...605 EFI Hemi Street Car (6.20 best pass, 1.33 60ft)
https://www.youtube.com/watch?v=WYw6RA-k5Bk (6.25 at 108.75mph from inside car)
https://www.youtube.com/watch?v=3zQEb9uxFng (6.25 at 108mph from outside car)
https://www.youtube.com/watch?v=JCvfzsC4NgM (9.9)

'66 Barracuda AWB Stretched nose Blown 440 Car in build stage

'71 Duster Drag Car 400 Low Deck 512 best 6.002 at 115.44mph
https://www.youtube.com/watch?v=Znuo3jMUXTk