Manufacturer's Part Number:
Switches, RPM Activated
MSD RPM Activated Switches
Summit Racing Part Number:
RPM Activated Switch Material:
This switch is compatible with 4, 6, and 8-cylinder engines only.
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From light bulbs, to the high-speed retard function on an MSD timing computer, to air shifters, these MSD rpm activated switches turn on almost anything. They use MSD's plug-in rpm modules to turn on your components at any rpm you select.