We have a 2016 birel shifter kart up for sale my loss your gain. Wife told me she is worried about me getting hurt. 2016 kart with new mycron 3 with aim system. Has very little of drive time on the kart. Rok vortx engine call for info. Call me at 678 559 4379 ask for chip thank you. $3800 you will never find a deal like this again. For a complet shifter kart.