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efi or carb?

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Old Mar 1, 2007 | 09:52 AM
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efi or carb?

This eddie bauer I just bought has a 4 barrel edelbrock. I have read some posts and saw several about efi on an 86. Was this one of those either/or years? The fact that is was a 4 barrel surprised me. For one-I'd have guessed it to be a 2 barrel. Anyway, it looks like someone had carb probs and just threw this carb on it. Everything else APPEARS to be stock. I did get it to run for approx. 30 secs. before I bought it. It is flooding out really bad. The reason for the question is this-if it was an EFI, that would mean high pressure from the fuel pumps, thus causing WAY to much fuel. I mean the secondaries are filling up completely. I at first thought that the float is screwed up, but after reading a few posts, I am starting to wonder. The person who was working on this truck was obviously an idiot from what I have seen so far, so this scenario would not surprise me at all. What do you fellows think? Was the 4 barrel an option in 86? I don't think this person was smart enough to swap in a manifold. And again, it looks like the carb was all that was changed. Thanks for input in advance.
 

Last edited by cfrives3; Mar 1, 2007 at 09:55 AM.
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Old Mar 1, 2007 | 11:06 AM
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what motor is in it? all 5.0s were efi starting in 85. the 351w's didnt get efi till 88.
I would check the vin number it should tell ya what motor it should have in it originally
 
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Old Mar 1, 2007 | 05:23 PM
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Ha! You know I never thought to look-I just assumed it was a 302. Turns out it is a windsor. Cool. I keep finding more and more stuff that makes this an even better $200 buy. Thanks.
 
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Old Mar 2, 2007 | 08:55 AM
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you need to get this fuel thing taken care of. if its dumping excessive amounts into the motor and mixing with the oil it will wash the bearings and you will lose the bottem end fast. run the vin to find out if it originally had a efi 5.0 in it. that way you can take proper measures to either make this 5.8 efi or get the fuel pressure down to the proper level.
 
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Old Mar 2, 2007 | 01:03 PM
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It is a windsor-I ran the numbers. We are not driving it yet, and an oil change and tune up are first order of business. I think it has a float stuck. As soon as it is a little warmer, I am going to work on this carb. Thanks for all of your help. I had my head up my butt. I should have considered the source, previous owner, when he said it was a 302.
 
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Old Mar 2, 2007 | 01:58 PM
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you might consider replacing the carb and manifold, would be money well spent instead of fixing that carb. its probably more trouble then its worth
 
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Old Mar 2, 2007 | 04:52 PM
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It's got an edelbrock on it that could only be a few years old. How are you with starter/tranny probs? I better start a new topic.
 
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Old Mar 3, 2007 | 04:57 PM
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If it has the high pressure pump(electric) it would flood the carb. I had this prob when I converted my 88 302efi to a carb so I bought a holley pressure regulator with return bypass (about 70-80 bucks) and dialed it in. No more flooding problems.
 
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Old Mar 4, 2007 | 07:05 AM
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If it's a carb motor then it will have a fuel pump bolted on to the motor, follow the fuel line down from the carb and if it goes down to the fromt driver's side of the motor then it's a carb motor. If there's no mechanical pump bolted on to the motor, then it's a fuel injected motor with a high pressure pump.
 
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