Msd tach wiring diagram. 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. Dec 4, 2001 · I bought a Sun tach to put in my '66. Once you buy an The MSD Tach Driver wires inline on the positive 12 volt supply wire. PN 8920 If your tachometer doesn’t work correctly after installing an MSD Ignition Control, always try to connect the tach’s trigger wire directly to the tach output of the Ignition. 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. (Green and Violet wires) to trigger the MSD, you need the PN Adapter. When hooking up the tach, do I just hook it to the white wire (trigger wire from Pertronix that acts like a "points" style ignition). WIRING DIAGRAMS AND TECH NOTES *Do NOT connect the small Red wire to the coil (+) terminal when using an MSD Ignition or other CD ignition control. The wiring diagrams show both If your tachometer doesn’t work correctly after installing an MSD Ignition Control, always try to connect the tach’s trigger wire directly to the tach output of the Ignition. Find out how to wire your MSD tachometer with this detailed wiring diagram. pqcnm cotpea nwe zeos mxbxcomjj uay tlar ptqjoyh mkqzwh basfvpl