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What's the Stock carb. CFM# for 69 440 ?? #2820730
09/14/20 06:45 PM
09/14/20 06:45 PM
Joined: Oct 2003
Posts: 117
Eastern, USA
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Charger43 Offline OP
member
Charger43  Offline OP
member
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Joined: Oct 2003
Posts: 117
Eastern, USA
What s the Stock carb CFM# For a 69 Charger 440???

What CFM # are you guys running for a stock type rebuilt 440 10:1 ???

Re: What's the Stock carb. CFM# for 69 440 ?? [Re: Charger43] #2820750
09/14/20 07:34 PM
09/14/20 07:34 PM
Joined: Aug 2003
Posts: 43,176
Bend,OR USA
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Cab_Burge Offline
I Win
Cab_Burge  Offline
I Win
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Joined: Aug 2003
Posts: 43,176
Bend,OR USA
A 1969 Charger 440 Magnum 375 HP should have a AVS with the same size throttle butterfly on the front and rear of the carb, I've been told and assume that they where rated at 750 CFM but I have also heard Carter 750 CFM was NOT the same as Holley 750 CFM rating shruggy
Every 440motor I have put more air into with the carb size or added more carb like a six pack or dual quads like the more air devil up
If you haven't bought or own a carb look at buying at least a 850CFM or larger 4150 type carb, or maybe even a change of intakes to a stock type Thermoquad intake with a big Thermoquad carb. for excellent mileage and power up scope

Last edited by Cab_Burge; 09/14/20 07:38 PM.

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: What's the Stock carb. CFM# for 69 440 ?? [Re: Charger43] #2820799
09/14/20 09:00 PM
09/14/20 09:00 PM
Joined: Feb 2005
Posts: 4,313
Prospect, PA
BSB67 Offline
master
BSB67  Offline
master

Joined: Feb 2005
Posts: 4,313
Prospect, PA
Stock build/cast iron heads w/ 10:1 CR will generally not run on pump gas.

Generally agree with Cab's comments.

Re: What's the Stock carb. CFM# for 69 440 ?? [Re: Charger43] #2820878
09/14/20 11:41 PM
09/14/20 11:41 PM
Joined: Jan 2003
Posts: 1,997
s. e. pa.
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calrobb2000 Offline
top fuel
calrobb2000  Offline
top fuel
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Joined: Jan 2003
Posts: 1,997
s. e. pa.

hi

you need to pick a carb acording to your car use .

323 gear and showcar ride 750

391 gear and hot street use 850.

430 and strip blasting 950

auto manuel convertor car weight fuel type tire size dist curve fuel pump nd the list goes on ! ??????







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