If you are using the magnetic pickup input (green and violet wires) to trigger your MSD Ignition, you will need the PN 8920 Tach Adapter. The PN 8920 will correct the operation of most voltage-triggered tachometers that do not work directly off the tach output terminal of the MSD control. This Adapter should also be used on current-triggered tachs (hooked in series with the ignition switch).. Download MSD Tach Adapter 8920 Installation Instructions. Find information about features, wiring diagrams, and troubleshooting tips. This document provides detailed instructions on installing the adapter for both Voltage Triggered and Current Triggered tachometers.
The MSD tach adapter 8920 is a crucial component in the ignition system of a vehicle, particularly for those using aftermarket ignitions or CD ignitions. The tach adapter allows for the proper connection and compatibility between the ignition system and the tachometer, ensuring accurate RPM readings. The wiring diagram for the MSD tach adapter 8920 outlines the necessary connections and steps.. MSD Tach Adapter PN 8920 your MSD product online. Registering your product will help if there is ever a warranty issue with your product and helps the MSD R&D team create new p oducts that you ask for! Go to www.msdperf output of the Ignition. If the tach still registers incorrectly, i d and Current triggered. The wiring diagrams