150cc Scooter Variator Tuning Kit

This tuning kit for your GY6 QMJ157 scooter variator is a great way to play with/tune your scooters CVT transmission. This kit comes with 12 sets of 3 rollers. There are a total of 36 roller weights in the kit. This kit allows you to try different weight variator rollers to see what will work best for your set up, instead of buying multiple complete kits. The most important thing to know about this kit is to stagger the weights. Watch the video below for specifics.