hi matt and welcome. i really like the red bike. what kind is it? if you need help along the way with your build just ask. take your time and do not be in a hurry. when that baby fires up the first time you are gonna smile big time. can't wait to here about your progress. norman has done pictorials on how to install the carburator which the directions that come with the kits are not very good and it is a big help. here is a link to that
Motorized Bicycle Carburetor install and rebuild. hope you enjoy the site