Tn state law is max of 30mph
max of 50cc and 2hp
you HAVE to have a valid DL
you want to get up to speed fast... pedal harder!!!
otherwise buy a motorcycle
as far as quality of a kit your already looking at the bottom of the barrel
current law is in ""Tennessee motorcycle operator manual"" available from all Tennessee DMV
you may want to carry a copy when riding in case you get pulled over for those LEO that think they know the laws but don't
(34) “Motorized bicycle” means a vehicle with two (2) or three (3) wheels, an automatic transmission, and a motor with a cylinder capacity not exceeding fifty cubic centimeters (50cc) which produces no more than two (2) brake horsepower and is capable of propelling the vehicle at a maximum design speed of no more than thirty miles per hour (30 mph) on level ground. The operator of a motorized bicycle must be in possession of a valid operator's or chauffeur's license, and shall be subject to all applicable and practical rules of the road. A motorized bicycle may not be operated on a highway of the interstate and defense highway system, any similar limited access multilane divided highway, or upon sidewalks;
Live life as its your last day... it just may be
Learn to do it right or how to fix it later, quicker to do it right the first time.