Here's the genuine ABF 16v article, this plug fills your empty distributor port after converting to Coil On Plug ignition, for example:
![](/images/IGTN16VPLG_051103703C-2.jpg)
Also consider a cam trigger. This is the most accurate means to control ignition timing and fuel injection. USRT's famous VW 16v Bosch Trigger is a popular choice. Or, go with the even more capable VW 16v EVO Trigger.
![VW 16V Bosch cam trigger USRT](/images/igtn16vme7_trigger.jpg)
Keep in mind that older ECUs can't process all the information that these cam units deliver. So, crank trigger your 16v with this "60-2" solution instead:
![](/images/igtn16vtrg.jpg)
The MOST ELITE setups run both a crank and also cam trigger together. Regardless, that space is empty. Here's the factory way to plug it:
![](/images/IGTN16VPLG_051103703C-3.jpg)