1992-1995 Kawasaki 750SX Service Manual, Page 147Get this manual
13-16 ELECTRICAL SYSTEM
Even if the foregoing checks show the annature to be good, it may be defective in some manner not readily detectable with an ohmmeterIf all other starter motor and starter motor circuit components check good, but the starter motor still does not tum over or only turns over weakly, replace the starter motor with new one
Brush Plate Inspection