S4 NA rotors S4 Turbo engine
 

Here is the setup I'm about to run any thoughts or helpful feedback is cool & appreciated... I have done a very similar setup on an RX3 with a weber 48 Dcoe blow thru setup accept that whole engine was an S4 stock 6 port with the exhaust inserts removed & it had no 6port actuators & S4 turbo,RB aluminum flywheel,4 puck sprung centered clutch Centerfirce PP. IT IS A Fawkin BEAST !!!!
Here is watts going in: 13b s4 na Rotors ,rotating assembly & housings
S4 turbo irons Stock ports
S5 turbo intake
750 primary
1,00 secondary
T4 T70 turbo .70 ar compressor/.68 turbine
Greedy Fmic
SR 9.5 flywheel/Exedy Hd clutch & pp
Power FC

All Baked Into, A S5 Turboll chassis! Yum yum!