Ignition 8739 Two Step Module Selector

Allows user to switch between 2 rpm/timing modules set a different rpm limit for the launch/over rev improves consistent hole shots must be used with MSD soft touch rev limiter must be used with MSD timing control no rpm or retard modules are supplied. Product documents: Installation instructions view the full list of automotive applications. More MSD ignition 8739 rpm controls two step module selector rpm module selector from truck stylers a MSD ignition truck accessories & MSD ignition parts leader. MSD ignition 8739, MSD ignition rpm controls two step module selector, MSD ignition RPM module selector, MSD ignition, 8739, RPM controls two step module selector, performance/engine/drive train, air/fuel delivery, fuel injection system, rpm module selector truck accessories, pickup truck gear, truck customs, truck parts, pickup parts, accessories, after market truck parts.