If thats your engine spec mate you could take about 19psi through
that engine.

When jamie done my red S2 it made 214bhp 227lb torque.

My mods where as follows

Standard engine+head
Jamsport chip
-34 act
Standard T3 turbo
Pro Alloy Intercooler+ Rad
Full Mongoose
PX induction kit.

Went like a train ill see if i can post up my print out later.