complete motorized bicycle kit 2 stroke 80cc

Description

Listing for my son. He is 15 and built this bike by himself with a little help from me. Upgrades were made after we had cheap part failures. The bike hauls A$$ 40mph +. It is NOT street legal (80cc) Upgrades are listed below. He is saving for a car next year. I've looked on here and cannot find one similar for under 00.00.
80cc 2 Stroke Motorized Bike
Frame 5
Motor 0
Aftermarket parts include:
Steel rear rim and new tires and tubes 150$
Pipe
and Muffler
Sprocket and sprocket adapter 36t
Spring Loaded chain tensioner
Gold on gold racing chain
Extra parts included with the bike:
40t sprocket
Spark plug
Extra bolts
Front brake assembly
*Not street legal*
*40+ mph top speed*
*Around 70 miles on 1 tank*
*Gas mixture is 16oz to 1gal*
*Pick up only*
*Accepting cash or Venmo Only*