In Maryland all grades of gas have ethanol unless the pump explicitly says not. 
Ethanol-free gas is very hard to find. I go to the airport and buy airplane gas 
for the last tank for the winter to escape the curse.

Joe Della Barba
Coquina C&C 35 MK I

From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of John Irvin 
via CnC-List
Sent: Monday, August 18, 2014 1:21 PM
To: David Drake; cnc-list@cnc-list.com
Subject: Re: Stus-List [Bulk] Re: Ok more atomic 4 issues...dammit!

Our club has switched to premium because the newer outboard require it.
________________________________
From: David Drake via CnC-List<mailto:cnc-list@cnc-list.com>
Sent: ‎2014-‎08-‎18 12:18 PM
To: Russ & Melody<mailto:russ...@telus.net>; 
cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>
Subject: Re: Stus-List [Bulk] Re:  Ok more atomic 4 issues...dammit!
The importance. Of using premium fuel is that have little or no ethanol I'm it 
.regular fuel has up to 10% ethanol ....some premiums have less or even better 
no ethanol

DDrake
73 JH
C&C 26

On Aug 13, 2014, at 2:16 PM, Russ & Melody via CnC-List 
<cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>> wrote:
Hi Danny,

You don't need to use premium gas in a relatively low compression engine unless 
your fuel hose is not gas meth compatible (and maybe some ancient injection 
equipment as found on old VWs, not the case here!). The higher octane rating 
does not make it "better" gas but it does slow the burn rate.

So, sooty plugs eh. To state the obvious: fuel too rich or more precisely 
fuel/air ratio too high since we've ruled out plug heat range, low compression 
and sticky oil wiper rings by virtue of Moyer rebuild.
Air side:
Is you air filter clean? engine space too tight? vent blower run continuous?
Fuel side:
main jet too big is already covered off by Moyer, float set too high? or what I 
believe is the culprit... float needle valve not seating correctly or a bad 
needle & seat (all it takes is a speck o' dirt there).
What is your fuel pump pressure set at? It could be too high.

        Cheers, Russ
        Sweet 35-1
east side o' Vancounver Island
clouds and showers on first of two weeks off :(

At 08:43 AM 13/08/2014, you wrote:

I am using champion RC12YC and using regular unleaded gas.

I guess if I'm to use premium, I'm going to need to lug it to the boat in 5 
gallon jugs...


---------- Original Message ----------
From: JOHN D IRVIN <john.ir...@rogers.com<mailto:john.ir...@rogers.com>>
To: Danny Haughey <djhaug...@juno.com<mailto:djhaug...@juno.com>>,  
"cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>" 
<cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>>
Subject: Re: Stus-List Ok more atomic 4 issues...dammit!
Date: Wed, 13 Aug 2014 08:38:52 -0700

Are you using a hot enough plug and premium fuel?


On Wednesday, August 13, 2014 11:33:11 AM, Danny Haughey via CnC-List 
<cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>> wrote:


----- Forwarded Message -----

Alright, the saga continues.

We went for a sea trial Sunday after the changes, i.e. Vent line cleared, 
filters changed, clamps tightened.  The engine ran great all the way to 
Cuttyhunk. I probably ran it about 3 hours. Two of those hours I ran it a 
little harder than I normally do after having read Don M's reasons for having 
black sooty spark plugs. I thought my problems were solved.

On our way home from cuttyhunk, We motored out the harbor and decided that, 
because the wind was a little light, we would motor home to run the engine some 
more. 50 minutes into our ride home, the same thing, only a bit slower. the 
whole, slow, stall happened over maybe a minute or two. Some sputter, then run 
normal, a little more sputter, then normal and then a slow stall.

We then sailed home and into the mooring field. This is actually a benefit of 
the engine troubles, I've been a bit intimidated about sailing onto the mouth 
of the river due to the current and very tight channel flanked by shoals and 
some pretty ominous looking rocks. I've now had to sail into the harbor twice 
over this last weekend. At one point we were probably doing 4 or 4.5knts 
through the water but only 1 to 1.5knts over the ground fighting that current. 
On one side of the boat it a big, rocky cliff and the other shoal. it was a 
little adrenalin pumping! Anyway, the approach to our mooring was dead, head to 
wind, along with the current in the same direction, I lost forward motion under 
sail and started the engine. She started right up and we motored onto the 
mooring without incident.

So, safely moored, I pulled the vent tube, it was clear. I then went below and 
pulled a spark plug and it was all black and sooty again after maybe 4 hours 
running time.

I used the Moyer rebuild kit on the carb that is on there now. I'm not sure 
but, I think I changed the main jet to the moyer recomended one at that time. I 
think it came with the rebuild kit.

My earlier idling issues seemed to have been solved by swapping out the carb 
that came with the exchange engine for the one I rebuilt off the original 
engine and had just sitting around as a spare. I think what I would like to do 
now is, clean up the carb that came with the exchange engine. and swap them 
back out. I'll then replace the plugs and run it some more. Unless you guys 
think I should maybe try another path forward.

Danny



P.S.  Cuttyhunk was Amazing!



Could be the carburetor. I've had this issue too many times. I chose to take 
off the carb, break it down completely and clean it out. Moyer Marine's A4 
guide is very useful.

Brian
s/v Rekofa The Blue Whale
1979 C&C 34
Baltimore, MD

Dr. Brian C. Morrison

On Aug 10, 2014, at 9:48 AM, "Burt Stratton via CnC-List" 
<cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>> wrote:
Good question. I suppose it is possible but seems unlikely. The fuel pump ought 
to be able to overcome that. Can you drain the trap? I would drain or remove 
the trap and try it.  Try a new P-trap designed for the purpose. Might want to 
check the operation of your fuel pump.

I just put my boat in the water for the first time and had a similar issue. 5 
minutes and then stall. Starts back up after a short wait but won’t run for 
longer than about five minutes. Sort of ran if fully choked. Turned out to be a 
broken electrical feed to my electric fuel pump. Hard to believe how long it 
ran without a fuel pump! I guess gravity and vacuum will do part of the job, 
even through two filters.

Skip

From: CnC-List [ mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Danny 
Haughey via CnC-List
Sent: Saturday, August 09, 2014 5:38 PM
To: cnc-list@cnc-list.com<mailto:cnc-list@cnc-list.com>
Subject: Stus-List Ok more atomic 4 issues...dammit!



-------- Original message --------
From: Danny Haughey <djhaug...@juno.com<mailto:djhaug...@juno.com>>
Date: 08/09/2014 5:32 PM (GMT-05:00)
To: 
derlic...@gmail.com,mda...@darkstar.ca<mailto:derlic...@gmail.com,mda...@darkstar.ca>
Subject: Ok more atomic 4 issues...dammit!
Okay so no wind today...

I pulled up to the gas dock, topped off water and fuel, loaded up and away we 
went.  Motor was running great!  Fired up left dock, motored away.  After about 
an hour she seemed to be running out of gas.  Stutter ed and stalled.  Five 
minutes later, after seeing sail, she started right back up.  We sail back to 
our home mooring.  I pull the filter on the sepertator, looked clean as the day 
I put it in.  Then I thought, maybe the vent is plugged...  well, it wasn't 
plugged but it is routed with a trap and that trap was filled with fuel.  Would 
this have been enough to starve the engine?

Danny


From my Android phone
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