Lycoming Identifies Fuel Aromatics as Culprit in UND Fleet Valve Issues

In response to an investigation, Lycoming has pinpointed the use of UL94 fuel in causing unusual valve seat recession in the UND fleet.

Discovered 2024-04-15T14:21:09.922556-07:00 | 2024-04-15T14:21:09.922556-07:00

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