Lycoming Crank AD: Replace Within 25 Hours
If you have a Superior Air Parts Inc. model IO-360/O-360 or a Lycoming 360-series under the cowling, you’ve likely been watching the proposed AD for the crankshaft used in some of these engines. The Superior Air Parts crankshaft is installed as an original-equipment component, and also as a PMA replacement part on affected Lycoming engines. […]