Narrative:

Left engine compressor stall at 33;000 ft. ATC directed to slow to lowest possible airspeed and commence right 360 degree turn for spacing. Consulted chart and slowed. Possible low airflow -- maintenance said that the engine was very high time and removed it from the airframe.

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Original NASA ASRS Text

Title: A B737-400 First Officer reported experiencing a compressor stall following an ATC-driven speed reduction at FL330.

Narrative: Left engine compressor stall at 33;000 FT. ATC directed to slow to lowest possible airspeed and commence right 360 degree turn for spacing. Consulted chart and slowed. Possible low airflow -- maintenance said that the engine was very high time and removed it from the airframe.

Data retrieved from NASA's ASRS site as of April 2012 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.