Checking The MSD Ignition For Spark The following test will determine if your MSD is producing a spark. (image) White Wire Trigger If you are using the White wire (points or electronic amplifier) of the MSD to trigger the ignition,
Engine Run-On If your engine continues to run even when the ignition is turned Off you are experiencing engine Run-On. This usually only occurs on older vehicles with an external voltage regulator. Because the MSD receives power directly from the battery, it does not require much current to keep the unit energ
Import Vehicles If your fuel injected import vehicle fails to start or the tachometer reads erratically, you will need an MSD Tach Adapter PN 8910. If the PN 8910 is installed and you have spark but the vehicle will still
All American Oiling Modifying the AMC oiling system for performance and long lifeAn age old hot rodding adage goes something like “An engine is more than the sum of its parts”. While that oft repeated saying has been tossed around
One common question in regards to MSD Ignition controls is “Why isn’t 12V power on the orange (COIL +) wire?” The main reason 12V won’t be present at coil + is because your MSD ignition is a Capacitive Discharge Ignition...
Spark Plug Wires If you suspect a spark plug wire to be open causing poor performance, check the resistance of each wire. By checking the resistance of each wire you will determine two things That there is continuity (not open)
Tachometer Operation If your tachometer doesn't read correctly after installing an MSD, you may need a Tach Adapter. On GM vehicles, first remove the tach filter. There are two MSD Tach Adapters. Contact MSD Tech with the manufacturer of your
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