MSD Tach Signal GMR Pickup # MSD8918
“Tachometer Adapters, Tach Signal GMR, Magnetic Trigger Style, Each
Notes:
When using this on a Distributorless Ignition System, the device being triggered (tachometer, shift light, etc.) must be capable of being set, and set for a 1-cylinder application.
MSD Tach Signal GMR Pickups
MSD tach signal GMR pickups simply attach, with no splicing or cutting, to a current-carrying wire, and turn that information into a 12 V rpm signal. That signal can then be used to activate a shift light, rpm activation switch, or tachometer.