MSD RPM Activated Switch - 4 Cylinder Nomex Underwear Top 5-1/4 in Bolt Circle

5-1/4 in Bolt Circle

Can also work with an Accel

Maximum operating pressure is 200 PSI

Constructed out of cast A356-T6 aluminum and uses a proprietary internal bolt design to help increase the flow and provide a solid seal void of leaks or deformities

Also includes #MAN42114 Camshaft Locking Plate

MSD RPM Activated Switch - 4 Cylinder Nomex Underwear Top 5-1/4 in Bolt CircleThese 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