Msd Tach Adapter Wiring Diagram

Msd Tach Adapter Wiring Porsche Wiring Diagram

But if i connect 12 volt to the tach and then into the msd 8920 tach adapter is my tach gonna fry.

Msd tach adapter wiring diagram. My question is do i need to wire up both the pink wire from the adapter and the pink wire from the 7 pin connector to 12v switched ignition source. Or does the msd 8920 tach adapter protect the tachometer and reduce the voltage to 9 volt. Ive purchased the msd 8920 tach adapter.

Msd tach adapter pn 8920 msd wwwmsdperformancecom 915 857 5200 fax 915 857 3344. A good quality helically wound wire and proper routing are required. Msd start retard control 8982 with white wire trigger.

When using a rally pac or aftermarket tachometer with a msd ignition you need to use a tach adapter to prevent damage to the tachometer. Apr 18 this is my first post. I am running an msd digital 6 not to be confused with the 6a or 6al series msd systems.

If the tach still registers incorrectly install this tach adapter. I cant find any wiring diagrams showing this combination of parts. So i got my 1985 gt converted over to efi with full 86 harnesses fired up for the first time last night and it runs great but has a few wrinkles to work out.

Msd ignition wiring diagrams note. Wiring with a magnetic pickup distributor and a voltage triggered tach. The wirig diagram for the 8910 uses the white wire from the msd ignition pickup to complete the circiut of the tach which i dont understand how that works so we just ended up going from ignition through to tach through adapter to tach output on msd.

If the tach still registers incorrectly install this tach adapter. After some research it looks as though i may need an msd tach adapter part number 8920. If the tachometer trigger wire was originally connected to the coil positive terminal then the tachometer is current triggered.

Not all installation instructions are complete and may only cover the wiring aspect of the installation. Injection adapter to use an msd ignition. The following diagram shows how to wire the tachometer tach adapter and ignition together.

Msd tach adapter 8910 to voltage triggered tach. Never connect any wires to the coil terminals when an msd 6 7 8 or 10 series ignition is installed. It is a current triggered tachometer.

I ordered the sniper efi system with the dual sync msd 6al blaster 2 coil. See pages 7 for wiring and tach adapter information. Using a rally pac with a msd ignition.

Msd tach adapter pn 8920 if your tachometer doesnt work correctly after installing an msd ignition control always try to connect the tachs trigger wire directly to the tach output of the ignition. Spark plugs and wires spark plug wires are very important to the operation of your ignition system. Vehicles originally equipped with a cd ignition control cannot use an msd.

Msd tach adapter 8920 to current triggered tach.