FAA considers Superior Air Parts crankshaft assembly AD

The FAA has proposed an airworthiness directive (AD) requiring the removal from service of some Superior Air Parts crankshaft assemblies used on all SAP Model IO-360-series and O-360-series reciprocating engines and certain Lycoming engines...

FAA considers Superior Air Parts crankshaft assembly AD

The FAA has proposed an airworthiness directive (AD) requiring the removal from service of some Superior Air Parts crankshaft assemblies used on all SAP Model IO-360-series and O-360-series reciprocating engines and certain Lycoming engines following three loss-of-power accidents tied to fatigue cracking of the crankshaft assemblies.