Taking a while for revs to drop down to idle...

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rainbowrunner
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Posts: 98
Joined: Thu Jun 12, 2014 8:07 pm
Main scooter: Series 2, RT 195
Location: wigan
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just jetting my 25mm delorto on my 175, running an 100 main jet and its spot on (102 bogs) like you when shutting off from full blat it was racing a tad, try raising your needle by dropping your circlip one notch , should cure it.
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Special X
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Posts: 407
Joined: Wed Jan 07, 2009 9:38 am
Main scooter: Lambretta 125 special 230cc
Location: Wakefield
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Assuming no airleak could just be idle mixture adjustment. Try turning the airscrew out a turn or so, if this doesn't help try going one size larger on the idle jet and adjusting until the engine returns to idle fairly quickly when throttle is blipped. Hope its that simple.
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