MSD Ignition 8739 2-Step Module Selector For Use with:

2-Step Module Selector, Use w/MSD Soft Touch Rev Control or Ignition Control w/RPM Module Socket, Choose 2 Different RPM Limits, Ability to Switch Between 2 Different RPM or Degree Modules, Allows Launch Rev Limiter and High-Speed Limiter|MSD Ignition 8739 Module Selector 2-Step for use w/MSD Soft Touch Rev Control or Timing Control Unit.