cant find the graph yet but this gives you some idea...
Car : R32 GTST
Engine : Rb20det
Turbo / Supercharger : GCG RB25 hi-flowed turbo (converted to ext gate)
Mods to Note : Zorst, cooler, mangament, injectors/pump , spitfire coils, etc
Rev Limit : 8200rpm
Diff Ratio : Not sure
Dyno : Hyperdrive DD
Peak Power : 300rwhp
3000 rpm = Sub 40rwhp
3500 rpm = Sub 80rwhp
4000 rpm = Sub 100rwhp
4500 rpm = 110rwhp