[Ducati] Carb Setting Info, 95, 900SP

[Jim Calandro]

Too far back in my memory to say.  I have changed the plugs recently to get 
the bike back on the road.  It just kind of fell into disuse and I am trying 
to correct that mistake.

Jim

Jim Calandro
il Capo
US DESMO
www.usdesmo.com
704-843-0429
----- Original Message ----- 
From: <stevepatterson at comcast.net>
To: "Ducati Owners Group" <ducati at ducati.net>
Sent: Thursday, February 28, 2008 11:51 AM
Subject: Re: [Ducati] Carb Setting Info, 95, 900SP


> Have you pulled the spark plugs?  If so how did they look?
>
> -------------- Original message -------------- 
> From: ducati5555 at aol.com
>
>>
>> thanks Jim
>>
>> good info, will take a look over the weekend.
>>
>> Mike
>>
>>
>> -----Original Message----- 
>> From: Jim Calandro
>> To: Ducati Owners Group
>> Sent: Thu, 28 Feb 2008 7:51 am
>> Subject: Re: [Ducati] Carb Setting Info, 95, 900SP
>>
>>
>>
>> Mike?
>> ?
>> If cutting down on air flow, air filter and air box lid, made the 
>> situation
>> worse then I would guess you have a rich condition and depriving it of 
>> air made
>> it richer. With that logic I would say lowering the needles might help as 
>> they
>> will cut back on fuel flow and make it leaner, the direction I think you 
>> might
>> like to head. Look at the jet sizes and compare them to stock to see what 
>> has
>> been done. I suspect the owner went up a few jets too many.?
>> ?
>> I pulled out the Ducati service manual I bought back in early 94 and it 
>> says it
>> should have the following?
>> ?
>> Mikuni?
>> Type BDST 38-B67?
>> Choke 38?
>> Needle Valve jet Y-2?
>> Main Jet 140?
>> Starting Jet 70?
>> Idling Jet 42.5?
>> Needle Jet 5C19?
>> Pos from top 4th?
>> ?
>> I do not think they changed much of this over the years but they could 
>> have gone
>> leaner for EPA reasons but this would be a good starting point.?
>> ?
>> Jim?
>> ?
>> Jim Calandro?
>> il Capo?
>> US DESMO?
>> www.usdesmo.com?
>> 704-843-0429?
>> ----- Original Message ----- From: ?
>> To: ?
>> Sent: Thursday, February 28, 2008 9:37 AM?
>> Subject: [Ducati] Carb Setting Info, 95, 900SP?
>> ?
>> > The bike ran ok, except it has a stumble when you crack the throttle. > 
>> > Full?
>> > throttle it seems to run ok. But just cruising is very annoying. The > 
>> > bike?
>> > has aftermarket exhaust. When I pulled the tank up I noticed it had no 
>> >  >
>> airbox?
>> > lid or air filter!. So I bought a K and N and found a lid off of Ebay.?
>> > Installed them and the stumble is now even worse. I have no idea what > 
>> > was
>> done?
>> > to the carbs.?
>> >?
>> > Obviously, the carbs need some work. Is there like a baseline to start?
>> > with, with the mods I have mentioned? Pilot jet, air mixture 
>> > adjustment, >
>> etc? I?
>> > have adjusted Keihin carbs on my Monster and on all my dirt bikes, but 
>> >  > have?
>> > no experience with Mikunis.?
>> >?
>> > Thanks?
>> > Mike?
>> ?
>> *****?
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>> 2007?
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>> ?
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> 2007
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