Hey Man,
Looks great. I know the amount of work involved. i am building a '90 Corrado TDI also. I am using a 98 AHU.
So far I have done:
O2J Shifter tower and box with cables
TDIclub short shifter (Wingnut)
2.5" flex downpipe with SS exhaust
'91 VW Eco air box
SS Boost lines
'05 PD 130hp Intake
'00 Passat instrument cluster
'03 Passat pedal cluster with G60 clutch pedal
'10 VW Common Rail fuel filter
planning:
Sound deadener for interior floor board
'98 Jetta AC evaporator, drier, condenser, compressor
new heater core
some muffler? (Borla)
Euro seat belts
E code headlights
Keep up the good fight!