Features: Boost dependent timing control up to 400 kPA (58 PSI / 4 BAR internal sensor) - the ultimate ignition box for moderately boosted vehicles utilizing a blow-through or draw-through carburetor; Program through the MSD Ultra 6AL app or MSDView software via the integrated USB port; MSD CAN communication for easy connectivity to MSDView using a CAN MSD Hub and Power Grid USB or CAN-USB Bridge 89982 product; Programmable timing curves in 2D Plots or 3D tables (RPM vs Timing vs MAP Pressure) - You can plot the 3D graph and edit a table 20x20 either from Mobile app (Phone) or from MSDView (laptop); Programmable Launch Timing (Seconds vs degrees after launch wire activation); Capable to program cylinder selection and start retard without a computer or app for old school racers (like 6425 or 6428 box); Mobile app available settings: Step retard value, Launch RPM value, Burnout RPM value, Max (Race) RPM Value; Programmable Step Retard: On Ramp time, Off Delay, Off Ramp Time, Engine RPM for activation; Programmable Start Retard through rotary switches: 0, 10, 20 degrees; Launch, Burnout, and Step Retard activation inputs available. This ignition box has a built-in tri step RPM rev limit; Alerts and monitors available; High conversion efficiency ensures minimal heat generation and maximum spark energy output with less current draw from the battery. - (Highly efficient Ignition, minimum heat and max spark energy with less current draw); High RPM operation and maximum output using the Blaster HVC, PN 8252 or HVC II, PN 8253; Powerful capacitive discharge of multiple sparks improves performance; Consistently high spark energy of 135mJ to 150mJ for every firing, from idle to redline RPM; Increase spark series duration lasts for 18 of crankshaft rotation; Easily installs on 4, 6, 8-cylinder engines with distributors; Operates on most 7 to 28 volt electrical systems; Fully protected against an open coil, shorted coil & open load; Quickens throttle response & improves starting; Tach Output; Connects to points, magnetic pickups, and Hall/Crank Input distributors on 4,6, and 8-cylinder engines; High level of security connection from phone to Ignition box (encryption) including sequence in push button implementation; Maximum programmable retard of 35 degree;