Every AD in the library whose text names the Lycoming O-320, of which 28,381 are registered in the US.
4 not superseded, 2 of them with a repeat action. 4 listed in all, newest published October 31, 2024.
Listed by the model designations in each AD's text. An AD written for a part number, or for "all" engines of a maker, may name no model and so not appear here: search the library for the part or the maker as well.
