The Regulator and the dash box have NOTHING to do with the IGN system.
You can take them completly off the bike and it will run perfect....you can even short them to ground no problem.
Swap the cheap stuff first.....
Disconnect the kill switch.
Swap plug
Swap plug cap.
Make sure plug cap does not require tit on the spark plug.
Check coil coil ground
Swap coil with another bike in the shop.
Swap CDI with another bike in shop
Swap Stator with another bike in shop
You can take them completly off the bike and it will run perfect....you can even short them to ground no problem.
Swap the cheap stuff first.....
Disconnect the kill switch.
Swap plug
Swap plug cap.
Make sure plug cap does not require tit on the spark plug.
Check coil coil ground
Swap coil with another bike in the shop.
Swap CDI with another bike in shop
Swap Stator with another bike in shop