You won't push it to beyond 25% "max." Even then, it has to be liquid cooled. Good luck with that up on a tower.
You're paying for the amount of iron and copper to do the job reliably and continuously, which the Tesla does not have. That includes a high pole count to keep RPM DOWN. The Tesla runs at 18,000 RPM. You need to gear that by about 600:1 to match the speed of the fan.
The expensive gearbox you'll need to spin up the Tesla to produce any appreciable power and the resulting cogging torque multiplication (assuming you can even use the PM motor in its gearcase, which I seriously doubt - we had a thread here asking how to get the motor out of the case...you can't - it's pressed in permanently) make it totally worthless for wind.
As I said, you have a lot of reading to do, stop listening to the siren song of your wallet, and you need to learn the fundamental rule: