Launch Rev Limiter Switch Box

Change your launch rpm on the fly with this controller. No need to dive into the ProData Software. For use with Programmable Digital-7 Plus Ignition only.
This handy controller lets you change the launch rpm setting instantly for last second chang­es in track conditions. They plug into the RS232 computer harness and have two rotary dials for adjustments.Features:Instantly changes the launch RPM setting of the Programmable ControlsTwo control dials, one for 1,000 RPM and another for 100 RPMAdjustable from 1,000-10,900 RPM in 100 RPM incrementsCan only be used with programmable MSD Ignition Controls and Accessories