...Lycoming Engines The Lycoming O-235 series, O-290-D series and O-290-D2 series engines bd o-320-h (76 series) s11 hio-390-a g o, io, lio, aeio-320 io-, aeio-390-a g1 o, io-320 with gov. at front The cost of the STC package (airframe, engine, and placards) is based on the engine models as...Lycoming O-320 E2d, Penn Yan Aero, 2580 Soh, With Like Knew Mccauley Propeller. ... Runs Good, and comes with overhauled prop, as shown still on Cessna 172M airplane ... Lycoming O320-h2ad 76 Overhaul Manual. Uploaded by: dale. 17701. When requesting information concerning any of these tools refer to the tool name and part number. 1-4. Parts catalog for the 0-320-H 76 series engines may be ordered from the department listed in paragraph 1-3.