Junior - Midget, Rookies and Junior Light/Heavy
C - KT classes including Statesman
B - 125 classes, 100 Open
A - KT Twin, 200 Open, Outlaw
This should be your main racing class.
List each class you race on a separate line, with 3 options for preferred kart number next to the class:
KT Medium - 56, 57, 58
125 Medium - 65, 67, 76