1. drofdeath

    How to get a tach signal for N2O RPM window switch.

    High everyone. I have a 2002 GT with COP. I have, and want to install, an rpm window switch for my nitrous system, and need a tach signal for it to work properly. The COP system uses separate coils, so tapping into one of them for the signal will not work. (Will only read 1 cylinder, giving 1/8...