Hot Start problems with Slant

By holding the throttle wide open to start it sounds like your carb is dripping gas into the intake I had this same problem with my one barrel set up I had
Test = drive it for a few miles then as you get back home leave it running ... pull the breather off, turn the engine off and look in the carb and see if it is dripping gas as it sets, is there black smoke coming out the exhaust when it does finely start ?