Service difficulty report · Cylinder · Cessna 172C

Difficulty date
July 7, 2017
Submitted
July 17, 2017
Operation
General aviation
Aircraft
N5331K
Make and model
Cessna 172C
Aircraft serial
172S9337
Aircraft time
7,072 hours
Engine
Lyc IO360L2A
Engine time
4,931 hours
Propeller
Mcauly 1A170E
Part
Cylinder
Condition
Separated
Location
Engine
Part time
4,931 hours
Stage of operation
CR
How discovered
O
Nature of condition
Y
Precautionary procedure
E, A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING LEVEL CRUISE FLIGHT AT 3000FT, PILOT EXPERIENCE CATASTROPHIC ENGINE FAILURE. THE FORWARD PILOT SIDE CYLINDER SEPARATED FROM THE ENGINE WHICH ALSO TOOK THE UPPER AND LOWER SECTION OF THE CASE HALF WITH IT.

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