i have a 91 si hatch with a jdm zc swap and i want to go turbo but i dont know anything about turbo so i need all the help i can get the main things are what all im going to need and are the ebay turbo's any good im not trying to make huge hp #'s im just used to driving a dohc not a sohc so im trying to compesate thats all so any help would be greatly appreciated thanks.