Engine Pistons

Editorial Staff

Thursday, May 26, 2022 at 11:50 AM ET

Verified

Key Takeaways:

The incidents consistently report various types of piston failures, including broken skirts, crowns, rings, and cracked piston-pin bosses, across multiple aircraft models.
These failures are frequently indicated by symptoms such as engine roughness, vibration, or sudden engine failure, often accompanied by significant metal contamination in the oil system.
Regardless of the part's total time in service, these piston failures result in engines being removed from service or replaced due to their critical impact on engine integrity.

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