MSD RPM Three Step Module Selector GPS Antenna spring maximum lift:

spring maximum lift:

Gearing And Gear Changes

Strength and Durability were key components in the redesign of this mudcover

Autometers Digital Stepper Motor Display Makes Viewing Your Exact Exhaust Temperature Effortless

MSD RPM Three Step Module Selector GPS Antenna spring maximum lift:The MSD Module Selectors allow you to choose two or three different rpm limits that can be activated at different times. With this ability, the possibilities are endless. As an example, well use a drag car with a Three Step Module Selector plugged into the rpm socket of a 7AL 2 Ignition. The different rpm modules are activated when 12 volts are applied to a corresponding wire. By connecting one wire to the line lock circuit, one module will be