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main jet too big? muggy 186

Posted: Fri Sep 02, 2011 7:32 am
by idc1967iow
My muggy 186 early model running delly 26 phbh has a 112 main ,does this sound too big,it does suffer from 4 stroking quite bad ,x 7 needle,2nd top,av 264,53 pilot,ram filter,any ideas please.

Thanks
Ian :)

Re: main jet too big? muggy 186

Posted: Fri Sep 02, 2011 8:48 am
by DaveTomo
according to the camlam site http://www.lambretta.co.uk/downloads/carbjetting.html you may want to try 100 main jet. hope this helps.

Re: main jet too big? muggy 186

Posted: Wed Sep 07, 2011 9:10 am
by byron
built a [v.4] 186 last year
ended up with same carb spec as yours, apart from a 105 main.
with a filter fitted, went down to 48 on the pilot
the scooter has done a couple of thousand miles without any problems since
this with an ancillotti clubman
what pipe are you using ?