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Nine Thousand Exhaust Valves(TCM vs Lycoming) - Mike Busch, November 2025

Posted: Sat Nov 29, 2025 8:53 pm
by scottrsellers
Good news for us as Lycoming operators on the subject of burned/sticky exhaust valves!
Reminder for 100hr cylinder borescoping for normally aspirated engines, and 50hr borescope intervals for turbocharged operators.
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