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  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  • Fox 5.0 Mustang Tech

how do you make a fuel injected a carb

  • Thread starter Thread starter tstang93
  • Start date Start date May 11, 2010
T

tstang93

New Member
Feb 22, 2009
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Montgomery IL
May 11, 2010
#1
  • May 11, 2010
  • #1
I want to remove the efi on a 92 5.0 motor can i just put a intake and carb setup on it
 

jj89fox

Member
Jan 7, 2010
57
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6
May 11, 2010
#2
  • May 11, 2010
  • #2
Why do you want to go to a carb
 

tannerc91gt

This last 25% is foreign territory at this point
Founding Member
Nov 29, 1999
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May 11, 2010
#3
  • May 11, 2010
  • #3
this is all you need to know
http://www.stangnet.com/mustang-forums/755142-efi-carb-conversion.html
 

2000xp8

SN Certified Technician
Aug 8, 2003
8,054
1,639
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NJ
May 12, 2010
#4
  • May 12, 2010
  • #4
jj89fox said:
Why do you want to go to a carb
Click to expand...

Ya, what are your reasons for doing this?
Very often people attempt the carb route thinking it's easier, cheaper or it's going to fix an issue they have.
It will be none of the 3.
 
W

wapony

New Member
Aug 25, 2004
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May 29, 2010
#5
  • May 29, 2010
  • #5
I a another question in regards to this swap.. I have an '84 mustang and im gonna swap in a motor from an '87 that I have sitting here because the '84 motor has a bad bearing.. I am keeping it carbed however.. My question is will the fuel pump eccentric bolt right up to the efi cam? Any help is appreciated, Im gonna do it this weekend..
 

Mustang5L5

That is…until I whipped out my Bissell
Mod Dude
Feb 18, 2001
43,298
18,003
224
Massachusetts
May 29, 2010
#6
  • May 29, 2010
  • #6
wapony said:
I a another question in regards to this swap.. I have an '84 mustang and im gonna swap in a motor from an '87 that I have sitting here because the '84 motor has a bad bearing.. I am keeping it carbed however.. My question is will the fuel pump eccentric bolt right up to the efi cam? Any help is appreciated, Im gonna do it this weekend..
Click to expand...

Stong chance the eccentric might already be there. I have found them on a few efi engines. You will need to swap then '84 timing cover on though since the efi covers don't have the mount for the pump
 
W

wapony

New Member
Aug 25, 2004
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May 29, 2010
#7
  • May 29, 2010
  • #7
Yup on the timing chain cover, is there also a different distributor gear I have to get for the swap?
 

giddyup306

Founding Member
Oct 22, 2002
3,041
2
59
May 30, 2010
#8
  • May 30, 2010
  • #8
2000xp8 said:
Ya, what are your reasons for doing this?
Very often people attempt the carb route thinking it's easier, cheaper or it's going to fix an issue they have.
It will be none of the 3.
Click to expand...

Switching to a carb can be way cheaper. I spent around $600 for my Performer II intake. For that price I could have gotten a carb and an intake. No need for a MAF or injectors, or a $1,600 Anderson PMS.


One think noone mentioned is that converting to a carb kills the resale value.
 
H

HaynStang

New Member
Dec 16, 2006
124
0
0
Portland
Jun 1, 2010
#9
  • Jun 1, 2010
  • #9
Unless you are building an all out drag car, converting from EFI to carbed is dumb...

Why would you downgrade your car? I mean, I'm sure Ford spent money putting EFI on these cars for no particular reason...
 

tannerc91gt

This last 25% is foreign territory at this point
Founding Member
Nov 29, 1999
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Jun 1, 2010
#10
  • Jun 1, 2010
  • #10
Carbs aren't a downgrade...

EFI is current tech, that's why it's on the foxes (it wasn't always obviously) a properly tuned carb car is by no means a downgrade
 
N

nnik

New Member
May 16, 2010
1
0
0
Jun 1, 2010
#11
  • Jun 1, 2010
  • #11
tannerc91gt said:
Carbs aren't a downgrade...

EFI is current tech, that's why it's on the foxes (it wasn't always obviously) a properly tuned carb car is by no means a downgrade
Click to expand...

maybe you can explain this...I mean no disrespect but a carb is no match for FI, especially now with the advent of direct injection
I've run various different carbeurated set-ups on my mustangs, from Webers to Mikunis on th 2.3 and carters, holleys on the 5.0, 5.8 and IMO I'd rather have a computer do my adjustments for me....even TBI is more advanced than a carb
 

90lxcoupe

20+ Year Stangneter
Oct 7, 2003
3,596
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134
Jun 2, 2010
#12
  • Jun 2, 2010
  • #12
He didnt ask should i convert to a carb....
 

Gearbanger 101

Straight Outta Locash
20+ Year Stangneter
Aug 10, 2002
9,457
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Jun 2, 2010
#13
  • Jun 2, 2010
  • #13
90lxcoupe said:
He didnt ask should i convert to a carb....
Click to expand...

No, he didn't....but when I see someone who's potentially about to make a big mistake, I do my best to talk them out of it. No need to half ass and ruin another of the diminishing number of Fox bodies out there because someone got in over their head.
 
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