The rotrex blower itself can not spin that fast, it'll blow up if you try to get it to push 14 psi. Just because the pulley exists doesn't mean you should use it in your application.
'89 Porsche 944 Turbo LS1
500+hp track beast
'06 Porsche Cayenne Turbo S 521hp daily driver
'06 KTM 640 Adventure