[Public-List] Engine performance question

[Gordon Laco]

Thanks John, I'll do that.

G




On 16/07/13 9:50 AM, "John Boor" <mahseer at kos.net> wrote:

> Gord.
> 
> I would check for water in the fuel pump and carb bowl.  Drain the bowl
> from the bottom plug and look for paticles in fluid if any the carb should
> be removed and cleaned.
> 
> John Boor
> 
>> Hello friends -
>> 
>> Surprise is having a good year racing, and I hope to get away this weekend
>> for my first cruising overnighter.
>> 
>> Our Atomic IV, which is otherwise a good girl, has developed an odd
>> mannerism.  When starting from cold with the choke on, it fires right up
>> but
>> stalls after about 20 seconds.  It starts strongly again right away, but
>> stalls.  After three or so repetitions of this, it runs weakly, slowly
>> gaining strength as it warms up.
>> 
>> When under way, it seems normal when in gear at idle for maneuvering but
>> never reaches normal revs when the throttle is opened.  It seems Œweak¹.
>> 
>> Anyone have any idea what is happening?
>> 
>> Gord #426 Surprise
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> 
> 
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