10 kW Electric bicycle pusher project

Over christmas I gathered a few bits that I had knocking around and came up with this bicycle pusher. Originally I was going to make an electric scooter, but I didn’t have anything lying around to make the front end so instead I thought I would attach it to my mountain bike! Power comes from a pair of 4000mAh 5S 40C (37V) Zippy batteries through a 200A ESC driving a Turnigy 80-85 170KV outrunner. There is a centrifugal clutch that transmits the power via a chain to the pusher wheel. These initial tests are