When testing my mags, at engine runnup time, My RPM drop is about 160 RPMs on both the left and right mag. That is, 1,600 RPM goes to 1,440. The engine is listed below. Is this normal?
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Lorn H. 'Feathers' Olsen, MAA, DynaComm, Corp.
248-478-4301, mailto:lorn@dynacomm.ws
LNC2, O-320-D1F, N31161, Y47, SE Michigan