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Originally Posted by pddred2005duece
the dyno that I am talking about is 3yrs. old. the head instructor said the he hsd brrn getting low numbers oh hp motor. So he installed the soft ware that came with the dyno. He tested three of his built up motors.One with the new program lost 10hp.When he put the oud soft ware bcck in the dyno.The
bike that high hp &tq numbers,The instructor called tuners that he knew, and they were having the same problem.
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I am assuming that the old/new software you refer to has the exact same calibration data file to that drum. Correct? please verify.
Weather station is hooked up and working correctly?
Drum bearings are good as new?
A call to DJ and a talk with one of their engineers would solve this.