Carb Help 750 to big?
Carb Help 750 to big?
Hey guys My friend and I are building up another 383 and Its gonna have a descent size cam 224-230 duration and around 500 lift, and i was just curious I want to Run an Edelbrock Carb cause I heard there much easier to tune, but I dont know if 750 cfm will be too much, and I think 600 cfm is too little. I really dont want it running real rich or lean. Edelbrock only offers a 600 and a 750? so the question is which one? or should i even get an Edelbrock? let me know guys thanks,
IROCZMAN380
IROCZMAN380
Senior Member
Joined: May 2000
Posts: 679
Likes: 0
From: Colorado Springs
Car: 1991 Super Sport
Engine: 388 ci
Transmission: TH-700R4, 3500 Stall
Forget the Edelbrock carb, they suck! You want to stick with Holley or Demon. They offer a carb that would better suite your needs (i.e. 650 cfm, 700 cfm and more). You should get the Holley "Street Avenger" (around $400) in a 650 cfm or 700 cfm series, that is IMO the only way to go.
Hope that helps some!
Hope that helps some!
Supreme Member
iTrader: (5)
Joined: Jan 2002
Posts: 13,622
Likes: 5
From: Orland Park, IL
Car: 1984 Z28
Engine: SLOW carbed ls
Transmission: TH400 with brake, 8" PTC converter
Axle/Gears: moser 9" 4.11
i like my holley 3310 750VS carb. I think it was $249 new, then add the rear metering block, and quick change vacuum secondary kit and it's pretty tunable. Total in it is around $320 now I think. Don't forget to buy a jet kit as well.
Supreme Member
Joined: Sep 2001
Posts: 6,111
Likes: 53
From: Ontario, Canada
Car: 1988 Firebird S/E
Engine: 406Ci Vortec SBC
Transmission: TH-350/3500stall
Axle/Gears: 7.5" Auburn 4.10 Posi-Traction
Get the 750 cfm Edelbrock. Its a good carb and not too big. It will be near perfect for your
purpose, right out of the box. Fuel pressure should be 6-7psi. My 750 Edelbrock works just as good as my 750VS holley. My holley is a good one too.
Read the owners manual/tuning guide. You can fine tune the accelerator pump, power step up springs and primary rod/jet calibration to a fine edge.
Edelbrock tuning
The only extra thing I had to buy for mine was a banjo fuel fitting to allow my air cleaner base to fit.
Good carb.
purpose, right out of the box. Fuel pressure should be 6-7psi. My 750 Edelbrock works just as good as my 750VS holley. My holley is a good one too.
Read the owners manual/tuning guide. You can fine tune the accelerator pump, power step up springs and primary rod/jet calibration to a fine edge.
Edelbrock tuning
The only extra thing I had to buy for mine was a banjo fuel fitting to allow my air cleaner base to fit.
Good carb.
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