...When flying, engine warm, 100ll, IO-360, 07' Slick mags with 250 hours. I hear a "rumble" that stops immediately if I switch to R or L mag from BOTH. It also goes away when I run LOP...
Time for a new Bose Headset? :goofy:
Sorry. What plane?
L & R mag drops correct?
Able to kill the...