Scooterotica

I have a Delly 30 vhsh carb with a u16 needle. would a weaker needle be a lower or higher number? also same with pilot, have a B40 bottom pilot I'd like to richen up, would This be higher or lower number?
Thanks
Sef

Here's a link to the needles http://www.dellorto.co.uk/images/parts/ ... charts.pdf and air correctors http://www.dellorto.co.uk/merchandise/p ... ctionID=33 Not sure as to how the sizing works on the correctors but at a guess,larger number = more air.

Ta wack