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slater's Avatar
 
Join Date: Jan 2003
Location: MESA AZ
Posts: 505
Jetting / fuel pressure for Zeniths?

Couldn't find my answer in the search, so I will have to ask-
Putting zeniths on my 75 2.7s (stock CIS) engine- How should I have the carbs set up for best performance (jets and so on) and what fuel pressure will I need? I have a CIS pump right now, so I assume I will need a pressure regulator. Any help is appreciated. -Kris

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1967 912 2.7
1977 MGB (bright yellow)
1985 Honda Spree Moped (great for towing rollerbladers)
A flute without holes, is not a flute. A donut without a hole, is a Danish.
Old 05-07-2004, 11:16 AM
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Location: mt. vernon Wa. USA
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slater,
Go to the PMO website. They have all the jetting info. If you strike out send me an emaill, I have the info at home. Also I would suggest a lower pressure fuel pump regulated down to 3.5psi or so. I think Pelican has these (Facet??)

Al
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[B]Current projects: 69-911.5, Previous:73 911X (off to SanFrancisco/racing in Germany).77 911S (NY), 71E (France/Corsica), 66-912 ( France), 1970 914X (Wisconsin) 76 911S roller..off to Florida/Germany
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http://www.x-faktory.com/
Old 05-07-2004, 11:58 AM
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thanks!
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1967 912 2.7
1977 MGB (bright yellow)
1985 Honda Spree Moped (great for towing rollerbladers)
A flute without holes, is not a flute. A donut without a hole, is a Danish.
Old 05-07-2004, 01:26 PM
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Join Date: Jul 2001
Location: mt. vernon Wa. USA
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Venturi = 32mm
Main jets = 135
Idle jets=55-60
Air correction jets=180
Emulsion Tube=F26

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[B]Current projects: 69-911.5, Previous:73 911X (off to SanFrancisco/racing in Germany).77 911S (NY), 71E (France/Corsica), 66-912 ( France), 1970 914X (Wisconsin) 76 911S roller..off to Florida/Germany
RGruppe #669
http://www.x-faktory.com/
Old 05-07-2004, 09:03 PM
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