MSD’s Pro Data Software is one of the most popular ways you can control your MSD ignition for your race car or street car. However, learning how to use it DOES INVOLVE a learning curve. Whether it’s ...
Horse Sense:NMRA racers should consider themselves lucky the sanction even permits the use of MSD's 7531 ignition box in some of the heads-up classes. In a classic, racing-rules catch-22 (where a kick ...
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