MSD digital programmable 6 AL-2 ignition box

Advanced PC programming for use on street/strip and track cars, PC Programmable with easy-to-use Windows based Pro-Data +Software, Plot a timing curve based on boost pressure down to a 0.1 every 100 rpm, Program three rev limits in 100 rpm increments, Step retard for nitrous applications plus a boost timing map, Capacitive Discharge technology for high voltage and spark energy.