| Just plug in and play, i would say they are 95% ready to go, you can set them
up on a dyno if you want it spot on. Moto Rapido can do this for you. Its just an eprom, remove old one and fit new one, make sure its in the right way around,there is a cutout on one side, just change it like for like.
748R - Less is more ! | 
Gaz 748
Threaded Mode