Motorcycle Questions? Ask a Mechanic.
Hi and welcome to the site, I’m Louie. Sorry you had to wait awhile but I’ll do my best to help.
Initially, let's review the basics. Proposed preliminary checks (if have not been done):
In most instances and particularly if has been in storage, the carb would have to be pulled down, soaked, cleaned and adjusted.
Perhaps the video HERE can shed insight on the carb pulldown and cleaning.