Autosport Labs

Just posting my own reply. Tach wire on the 2002 goes to tach output from the adapter, coil 1 goes to c101 tach output from ECU.

Hello. I have purchased a tach adapter (http://www.autosportlabs.com/product/tach-adapter/) and just wanted to know what is the best way to make the connections. I have a 1991 M42 engine swapped into a 1976 2002 with an analog tach that was connected to the coil on the original engine. On the new M4...