Quick 4barrel carb ID

pagrunt

Geezer
Sep 14, 2014
9,203
15,468
113
Elderton, Pa
This is just for a quick ID on some of the 4 barrel carbs aout there. Keep in mind there will be some differences based on exact carb model/part number in each type & with changes done to them over the years. Fill free to add any helpful info.

QJet-Chevy version QJet-BOP version Holley spread bore Qjet replacement
1648131706819.png
1648131752789.png
1648131843864.png


Holley 4150 square bore Holley 4160 square bore Holley Dominator has it's own square bore pattern
1648132013119.png
1648132034003.png
1648132105005.png

Carter AFB square bore Edelbrock square bore Summit M2008 series square bore
1648132201043.png
1648132273288.png
1648132398237.png

Demon Street Series square bore Demon Speed Demon square bore Carter Thermoquad spread bore
1648132524019.png
1648132574064.png
1648132640684.png
 
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ck80

Moderator
Moderator
Supporting Member
Feb 18, 2014
5,743
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This is just for a quick ID on some of the 4 barrel carbs aout there. Keep in mind there will be some differences based on exact carb model/part number in each type & with changes done to them over the years. Fill free to add any helpful info.

QJet-Chevy version QJet-BOP version Holley spread bore Qjet replacement
View attachment 194969 View attachment 194970 View attachment 194971

Holley 4150 square bore Holley 4160 square bore Holley Dominator square bore
View attachment 194972 View attachment 194973 View attachment 194974
Carter AFB square bore Edelbrock square bore Summit M2008 series square bore
View attachment 194975 View attachment 194976 View attachment 194977
Demon Street Series square bore Demon Speed Demon square bore Carter Thermoquad spread bore
View attachment 194978 View attachment 194979 View attachment 194980
Good job, except you wasted your time for some members.

Re-register with the username 'Amazon' before you post info like this or otherwise there is no way it can be correct.
 
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DRIVEN

Geezer
Apr 25, 2009
8,079
14,556
113
*CENSORED*
Good quick visual reference.

FWIW, my posts in the other thread weren't for OP's benefit, because I know he won't listen. Only reason I posted is that at some point in the future a new member may be searching for info and stumble across that thread. Don't want any innocent parties being led down the wrong path.
 
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ck80

Moderator
Moderator
Supporting Member
Feb 18, 2014
5,743
9,123
113
FWIW, my posts in the other thread weren't for OP's benefit, because I know he won't listen.
I'm a glutton for punishment I suppose, and, just ask my wife how wrong I am about things...

But still. I wish I'd never lost my original user name from way more years back. I've been around this, and other, boards since the mid to late 1990s.

Point is, I've seen more than a few hard-headed and ignorant types come around. Some take more work than others before it clicks. Then again, you're right, sometimes it never does.
 
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565bbchevy

Geezer
Aug 8, 2011
9,619
12,709
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Michigan
Dominators are 4500 series they don't come in standard Square bore
 
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84 W40

G-Body Guru
Dec 9, 2009
582
793
93
This is just for a quick ID on some of the 4 barrel carbs aout there. Keep in mind there will be some differences based on exact carb model/part number in each type & with changes done to them over the years. Fill free to add any helpful info.

QJet-Chevy version QJet-BOP version Holley spread bore Qjet replacement
View attachment 194969 View attachment 194970 View attachment 194971

Holley 4150 square bore Holley 4160 square bore Holley Dominator square bore
View attachment 194972 View attachment 194973 View attachment 194974
Carter AFB square bore Edelbrock square bore Summit M2008 series square bore
View attachment 194975 View attachment 194976 View attachment 194977
Demon Street Series square bore Demon Speed Demon square bore Carter Thermoquad spread bore
View attachment 194978 View attachment 194979 View attachment 194980
Great info, you should add E4MC and E4ME to the QJet line up so the young bucks know what they look like.
 
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g0thiac

G-Body Guru
Sep 6, 2020
939
582
93
Great info, you should add E4MC and E4ME to the QJet line up so the young bucks know what they look like.
If it’s worth mentioning, I’ve seen the E4ME enough times to know it should be taken off and go with the non CCC model lol.
 
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