Mugello 186 20mm Dellorto

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Lamaddict
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Running a Mugello 186 on a SH20mm with a Clubman. I love those little carbs and points!!!! Can't seem to get the jetting right and I was wondering if anyone else is running such a set up? Runs well on the main jet 118, the plug chops and low and mid revs are a decent brown colour but at full revs the plug is grayish. 120 main jet has too much 4 stroking, through the rev range. I've normally had luck with these simple carbs but this time is has me lost.
Scooterdude
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Main scooter: Lambretta LI 125 S3
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Is this the kit you replaced your 175 iron conversion with? All I can suggest through my own on going experiences with mine is go for the 120 main but try a leaner atomiser.

That said I'm running a 1.5 atomiser I had off Harry Barlow as a replacement for the 2 I was using, completely cured the four stroking I was getting.
Lamaddict
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Joined: Wed Jan 07, 2009 8:35 pm
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Thanks, I'll try that. Yes is the replacement for the AF 175. I don't have time for the unreliability from those AF kits
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