Re: high performance carny running lean
4 stroking is caused by running too rich.
Is it actually stumbling and 4 stroking or is it just running out of power too low in the RPM's?
Are you sure it is jetted lean?
Yes, a larger fuel jet will allow more fuel enriching the mixture.
"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."