MSD RPM Activated Switch - Window 472 Mechanical Advance Curve Kit

Mechanical Advance Curve Kit

GM F-Body / X-Body 1962-74

The DOM-2002N features all the winning aerodynamic characteristics that you come to expect with Dominator

Flows 140 GPH (free flow)

1977-1978 Pontiac Phoenix

MSD RPM Activated Switch - Window 472 Mechanical Advance Curve KitThese 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