Though I haven't done this yet, I understand that you could use the 2.1
throttle body and AFM and one of the "European" 2.1 "Digijet" ECUs.

Evan gave you a great link to some of what is entailed in putting a 2.1
into an earlier wasserboxer.

Mike

dylan friedman wrote:
> I am contemplating swapping in a fresh 2.1 wbx in place of a failed 1.9 in a 85 GL.
> I have numerous late model 2.1 engine bay harnesses and ecus.
> Is this a plug and play type swap or is the older wiring from the ignition and front of van not capable of the swap?
>
> TIA,
>
> dylan
>