Home » Public Forums » GMCnet » Re: [GMCnet] EFI vs Carb
Re: [GMCnet] UPDATE Re: EFI vs Carb [message #326443 is a reply to message #326441] |
Tue, 28 November 2017 14:25 |
Mr ERFisher
Messages: 7117 Registered: August 2005
Karma:
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Senior Member |
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On Tue, Nov 28, 2017 at 10:10 AM Mike wrote:
> UPDATE... still on the proverbial fence.
Makes me wonder also
I have 3 gmc
2 w howel one Atomic
So why did our big guns sell all their gmc less than a year after they went
fi ??? (Work and Minnie )
I just dunno
>
> Considered EFI, asked on the forum about opinions for and against.
> Received several opinions and decided that before I made my final decision
> I would
> speak with Dick Paterson.
>
> Excellent conversation with Dick lead me to lean heavily in favor of Carb
> rebuild with distributor re-curve etc. Then after doing more research and
> talking with a few others that have experience with EFI systems I decided
> to order the Fitech Go Street EFI with the FCC (fuel command center).
>
> After reading a blog from a member of this forum regarding his install of
> the Fitech EFI (I read it after I ordered and received my EFI) I began to
> question the need for the FCC as I was hoping for possible relief from
> vapor-lock as well as peace of mind & efficiency.
>
> Decided I would move forward with the EFI but not include the FCC in my
> install and go with a new mechanical fuel pump with the return port, which I
> do not have on my current pump. My thinking, along with the assistance of
> a friend who is assisting me with this project, was that I could do a few
> more things to reduce vapor-lock issues by wrapping heat shielding sleeve
> around my fuel lines and fuel filter and run some new hard fuel lines away
> from exposure to areas of direct heat where possible.
>
> Then when tasting the fitment of the new EFI throttle body and the
> existing air breather it became evident that I would need to make some
> adjustments
> to make everything fit comfortably under the hatch. (I do not want to
> raise the hatch above the floor line)
>
> As a side note, when you read that these systems are a direct fit - bolt
> on system, the system might fit but the accessories you require will
> probably
> need modification. This system requires a fair bit of playing with and
> adjusting to make things fit properly.
>
> When it became obvious that I would not be able to make the throttle body
> and existing air breather assembly fit without modifying the hatch and the
> assembly due to the fixed fuel return port on the EFI, I decided to
> re-consider the carb once again.
>
> Thinking this challenge through raised the option of a cold-air intake
> system with a ultra low profile air plenum / carb hat. This would allow for
> the
> EFI to mount on the intake while providing air from a cone style filter on
> the end of a snorkel positioned down in a area which will receive good air
> flow, while not interfering with the floor hatch.
>
> I can design and weld up a custom low profile air plenum which will fit
> but do I require a specific amount of space in the air plenum to make this
> all
> work, CFM?
>
> Will I need an MAF sensor? (I'm not sure if the Fitech has one built-in)
>
> Has anyone else experienced this and which air filter did you use?
>
> As always thanks for your experience and suggestions,
>
> Regards,
> Mike
>
> _______________________________________________
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>
--
Gene Fisher -- 74-23,77PB/ore/ca
“Give a man a fish; you have fed him for today --- give him a URL and
-------
http://gmcmotorhome.info/
Alternator Protection Cable
http://gmcmotorhome.info/APC.html
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: bdub on Wed, 15 November 2017 14:53
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: Larry on Wed, 15 November 2017 16:46
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: jimk on Wed, 15 November 2017 19:49
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: jimk on Wed, 15 November 2017 22:45
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: jimk on Thu, 16 November 2017 12:36
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UPDATE Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] UPDATE Re: EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: johnd01 on Tue, 28 November 2017 14:33
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: sgltrac on Tue, 28 November 2017 15:57
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: USAussie on Wed, 29 November 2017 08:18
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: bdub on Wed, 29 November 2017 15:23
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Re: [GMCnet] EFI vs Carb
By: bdub on Wed, 29 November 2017 15:30
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Re: [GMCnet] EFI vs Carb
By: wally on Wed, 29 November 2017 17:52
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Re: [GMCnet] EFI vs Carb
By: USAussie on Wed, 29 November 2017 19:46
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Re: [GMCnet] EFI vs Carb
By: wally on Wed, 29 November 2017 21:08
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: USAussie on Wed, 29 November 2017 22:29
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: Ken M on Sun, 23 January 2022 11:16
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[GMCnet] Re: EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: Ken M on Sun, 23 January 2022 11:49
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Re: [GMCnet] EFI vs Carb
By: JohnL455 on Wed, 29 November 2017 08:53
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
By: JohnL455 on Wed, 29 November 2017 17:51
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Re: [GMCnet] EFI vs Carb
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Re: [GMCnet] EFI vs Carb
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