carb problems

Check here for a list of various carb set-ups to help with jetting and all aspects of carb trickery!
acab
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Posts: 10
Joined: Wed Jun 03, 2009 5:23 pm
Main scooter: gp 200
Location: whitehaven
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Hi,i have a recently fitted a mikuni tm24 to my 200 sil motor,problem is at half throttle its 4 stroking(machine gun effect)but once u t 3/4 its fine,
set up is -sil 200,42 mm clubby,standard air box(drilled),tm24 185 main,17.5 pilot standard needle 2nd clip from top,air mix screw 1 1/2 turns out.

would dropping needle to bottom clip,making it leaner mid throttle help or dropping pilot to 15?any ideas would be appriciated

cheers.
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ArmandTanzarian
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Posts: 1103
Joined: Wed Jan 07, 2009 6:26 pm
Location: Kent
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have a look at this. it'll point you in the right direction

http://www.smellofdeath.com/lloydy/jetting.htm
Meus Lambretta est non infractus. Is est quietus.
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