Airworthiness Directive Amendment for Teledyne Continental Motors Engines

Summary

The Federal Aviation Administration (FAA) has issued an amendment to an emergency airworthiness directive (AD) for Teledyne Continental Motors (TCM) IO-360, TSIO-360, LTSIO-360, O-470, IO-470, TSIO-470, IO-520, TSIO-520, LTSIO-520, IO-550, TSIO-550, and TSIOL-550 series reciprocating engines, requiring removal of a core sample from the propeller mounting flange of certain crankshafts and sending it to TCM for evaluation to address reports of crankshaft failures and prevent engine failure.