acquire correct tap from hardware or automotive supplier. Drill smaller hole through EGR port boss on head. Drill larger hole , size stated on tap to same depth as on intake port. then tap. If metric thread tap cannot be acquired a tapered pipe thread tap will also work. Threads are very close and will seal because of taper.

A network TAP is used in the US army, TAP stands for test administrative port there are 5 TAP features including passive. To allow your sensor to terminate unwanted connections you should change the TAP to active.

This is not an HDMI cable. Its for Playstation only. HDMI to DVI would be a cable, but does not support audio. We do not have a way to tap the audio off of an HDMI port.

If that is throttle body fuel injection, there is no fuel pump test port. You have to fabricate with some fittings and tap into the fuel line at the fuel filter.

The one on the top rail behind the distributor is 1/8"NPT.