Go to any sporting goods department, including Wally World, and pick up a package of split shot fishing weights. Little lead balls, in all sorts of diameters. The split mends itself when you tap it into the hole in the carb.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!