Description
Silverado 3500 HD 2017-2011
Ideal for dedicated nitrous applications
1970-1974 GMC K25/K2500 Pickup
Mechanical Advance Curve Kit
MSD RPM Activated Switch - Window 472 Silverado 3500 HD 2017-2011These RPM Activated Switches will perform a variety of different functions from turning on a bulb or solenoid to activating an MSD Timing Control at a desired rpm. The RPM Activated Switch, PN 8950, has two activation wires; one to ground a circuit and the other to open a circuit. Simply plug in an rpm module and wire the Switch to the circuit you want to activate. When the engine rpm reaches that amount, the circuit is activated and will remain on
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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