Re: Few dumb questions
The arm will move in towards the carburetor. It will be rather hard to move by just using your fingers as you are pushing it against a very strong clutch spring.
Here, perhaps this thread can help you out:
Sorry, I am not much help with the "race" carb.
"It's a chinagirl. It's a sometimes fun little engine that often will break your heart. It's disposable.
Does not come with a fortune cookie."