Following a service bulletin issued by Textron Lycoming, the US Federal Aviation Administration is to issue an airworthiness directive requiring crankshaft replacement in 1,128 engines in US-registered aircraft (
Source: Flight International
Following a service bulletin issued by Textron Lycoming, the US Federal Aviation Administration is to issue an airworthiness directive requiring crankshaft replacement in 1,128 engines in US-registered aircraft (
Source: Flight International