Timing ramps, rev limits, traction control, all can be almost infinitely adjusted with the Power Grid, and the user interface (the computer screen display) is so simple compared to the old program.

As MSD puts it, the Slew Rate Rev Limiter built into its new PN 7531 Programmable Digital-7 ignition controls traction without being "traction control." ...

Digital 7. Todd Ryden:The MSD Digital 7 ignition box, PN 7531, has become very popular in small-tire drag racing classes due to its effectiveness in maximizing available traction.In order to ...

Last month, without prompting, Helton and three officials had a 90-minute traction control seminar for the media the afternoon of the Pepsi 400. Clearly, they wanted to spread the word that ...

As MSD puts it, the Slew Rate Rev Limiter built into its new PN 7531 Programmable Digital-7 ignition controls traction without being "traction control." ...