sup man....you can buy the TYpr R JRSC Boost Upgrade kit.. it comes with the belt and crank pully...i believe it give you a 8 psi pulley

this site features the jrsc upgrade kit for you to buy
http://www.modacar.com/products/Acura/Integra/MODAFOIN/

kit comes with Boost Upgrade Crank Pulley, Belt, JR Boost Timing Controller, JR Fuel Pump, 160 degree Thermostat, Spark Plugs, and Instructions.

i have also heard of ppl running like 10psi of boost wit the jrsc buh i dunno how its done... the jrsc web site says the upgrade give u a 15-20% increase in hp and tourque so i am guessing its a 8psi pully