These RPM Activated Switches will perform a variety of different functions from turning on a bulb or solenoid to activating an MSD Timing Computer at a desired rpm. This switch has two rpm adjustments; one to activate a circuit, while the other deactivates the same circuit. This switch will supply then remova ground to a circuit. This is a great feature to deactivate nitrous before the engine's rev limit is reached. Can be used with stock inductive ignitions or an MSD Ignition and can handle up to 1.5 amps.
