Mike clearly asked for more pics of the case and Cylinder. You need to post those pics and this topic in a new thread because this is no longer about the carb.
You have one of two options. You can ether match the case to the cylinder or the cylinder to the case. There is only one kit that I have to port the transfers to match the case and it's the treats puch reed kit because the transfers are so dam small.
Porting transfers is no good to be honest And your only winding the opening not the entire transfer
Winding the transfers will make t