Narrative:

I was in cruising flight when I experienced rapid and substantial loss/gains in rpms. At the time I was unsure if the situation was going to continue or get worse and felt it was necessary to land immediately. I contacted [the closest] tower and requested to land as I was fearful the engine might quit. I landed safely and contacted my flight instructor. He came to meet me and after performing multiple tests on the ground we determined the plane was safe to fly back to [home airport].

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Original NASA ASRS Text

Title: The pilot of a C172 reported the loss of engine power that resulted in a successful landing at an intermediate airport. The loss of power could not be duplicated.

Narrative: I was in cruising flight when I experienced rapid and substantial loss/gains in RPMs. At the time I was unsure if the situation was going to continue or get worse and felt it was necessary to land immediately. I contacted [the closest] tower and requested to land as I was fearful the engine might quit. I landed safely and contacted my flight instructor. He came to meet me and after performing multiple tests on the ground we determined the plane was safe to fly back to [home airport].

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.