Re: how to redrill main jet?
You would be surprised the amount of difference in just one size. Doesnt seem like alot but it is... Here is a link for a chart for sizes in mm, inches, and drill sizes....Good luck...
WoodCentral's BP Archives: Drill Bit Size Chart
"No such thing as a stupid question, just a stupid answer"
48cc Grubee Starfire Round Head......