don't slap on a turbo IP, you'll end up melting the valves and pistons.
but one could use it for a quick getaway (very sparingly) a switch or noob on the dash.
Umm, why?
I could actually get higher egt's with my old NA pump than I can with my turbo pump. I'm still not seeing past 700* F or so.
Just out of curiosity where do you have the probe for the EGT gauge at?
Pre-turbine. It's an aircraft spruce probe.
I could hit egt's of 1300 when it was NA on an NA pump.
The main thing to watch is egt's, keep it cooler than you would with a real turbo motor.
Not to hijack or anything or is it me or was there an mk2 NA rear engine mount that would not accept the turbo oil return its basically cast flat - Ive seen 2 other NA engines with the mount that has dents in the casting for the turbo oil return, Im afraid to grind it as it may crack the entire aluminium when the engine vibrates..
Not many VWs around here
Best plan of action.. find a TD pump, find a turbo. run them BOTH at stock settings and add an IC. your car will love you. You've added more fuel, you've added more air, and you've made that air colder. A diesel engine would love nothing more than that. 
Therein lies the hard part. Finding any turbo stuff is just about impossible around here.
thanks guys i know it not a 83 engine its a 80. so thanks a lot.
been there, done that.
Yes it can be done.
1) Invest in an IC
2) Invest in an external oil cooler
3) Invest in a good set of head bolts
4) Invest in a egt thermocoupler and gauge.
5) Invest in a boost controller.
Points to ponder:
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You can use the stock ip - increase fueling to compensate - you will see more smoke off line, but you will make more power.
Make sure your EGT's don't go over 1200 degrees at any given time.
10psi of boost is a safe about to run.
Have fun..
Great input. Thanks to all; now I'm inspired to do this!
J.R.
SoCal