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Old June 1st 06, 04:35 PM posted to rec.aviation.homebuilt
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Default Ellison throttle body

ADK wrote:
I would like to hear from anyone with experience with this unit, good or
bad. I would also like to know if their sizing as it is printed on their
website, is accurate. I don't know if engine efficiency is a factor in the
sizing, for instance, does a 180 hp Lycoming require the same size throttle
body as a 180 hp Subaru engine. They are both producing 180 hp, but with
grossly different displacements. I have written the company but they don't
seem to be interested in returning email.


I have one on my O-320 E series.
I have never seen anything else that starts as consistently or as well
as this engine with the Ellison. Temperature seems to have absolutely no
bearing on it... 3rd blade every time for me.
Throttle response is excellent for me as well.

I never got the idle mixture set the way I wanted it. (maybe it is just
too weather sensitive) I ended up setting it too rich and leaning it
manually.
The only other gripes are the purchase cost and the rebuild cost (there
is nothing to it, and it was still 600 bucks 8 years ago)

I have a friend who has a lower cost slide carb, and he has had to make
modifications to it multiple times, and seems like he is adjusting it a
lot (which is an annoying process)
My more expensive one just works.


Mike