Is there a way to test these? Previous owner must have done work to these?

 

Electronic Boost Control?

__________________
Dave
'85 930 Factory Special Wishes Slant - B&B Headers/Muffler, SC Cams, Kokeln IC, Electromotive Crankfire Twin-Plugged,
Tial Wastegate(1.0Bar), K27-7006 turbocharger, Euro fuel distrib, 8:41 R&P

 

I think it's a flux capacitor

 

+ 1 (keeps track of the time/space continum)