Q-Jets are 750 and 800 cfm. A Q-jet only gives the motor what it can take. I have Q-Jet 750 on my 406 sbc and a Q-Jet 750 on my Buick V6

Q-Jet info ---> http://www.florida4x4.com/tech/quadrajet/qjtshoot.pdf

http://www.florida4x4.com/tech/quadrajet

http://www.442.com/oldsfaq/ofcrb.htm


Pat