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Re: [GMCnet] EFI vs Carb [message #326076 is a reply to message #326071] Thu, 16 November 2017 12:36 Go to previous messageGo to previous message
jimk is currently offline  jimk   United States
Messages: 6734
Registered: July 2006
Location: Belmont, CA
Karma:
Senior Member
The gap should be .040 as athig more puts too much load on the system. Once
a spec is entered, it is hard to delete.
If you do not believe us, then go .080 and suffer later.

On Thu, Nov 16, 2017 at 9:01 AM, Mike wrote:

> Ken, apparently my motor had been rebuilt by the PO, unfortunately I do
> not have any documentation to support this. I was told by the fellow
> assisting
> me with this issue that the engine as far as he could tell looks like it
> had undergone some level of rebuild not that long ago due to the condition
> and cleanliness of the heads and intake once they were removed.
>
> We also found the exhaust block-off plates on the intake manifold tray. I
> never experienced vapor lock issues although I never really put that many
> miles on the coach this summer.
>
> I will discuss with Dick Paterson the carb rebuild and distributor service
> before making a final call on the EFI decision.
>
> Also noted on the spark plug gap, I did a bit of research on this and the
> suggestions varied from 40 to 80, I'll know better next time, I plan on a
> fresh set of plugs before final start-up.
>
> Thanks again,
> Mike
>
>
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--
Jim Kanomata
Applied/GMC, Newark,CA
jimk@appliedairfilters.com
http://www.appliedgmc.com
1-800-752-7502
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Jim Kanomata
Applied/GMC
jimk@appliedairfilters.com
www.appliedgmc.com
1-800-752-7502
 
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