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Msd Ignition Timing Rev Control Pro Data Software Rpm Gauges

The small green gauges seen in the lower lefthand side of the main tuning screen can be enlarged on your computer screen so you can watch a real-time indication of engine rpm, total ignition timing, and manifold pressure. Remember that at part-throttle, the total timing will include both MAP (or vacuum) advance plus rpm (or mechanical) advance.
 Pro Data Software Rpm Gauges