Even when everything seems fine, taking a sample from your engine is a crucial part of the maintenance plan. Doing so can help you catch a problem in the very early stages, far before a failure, and that's exactly what occurred for the engine we focus on in this latest episode, one that had a silent killer waiting in the wings. Listen as Blackstone Joe unpacks the problem in question, how we found it, and the ways in which the engine was wearing as a result.