Service difficulty report · Cylinder Head · Cessna 172S

Difficulty date
October 17, 2017
Submitted
October 18, 2017
Operation
General aviation
Aircraft
N513WF
Make and model
Cessna 172S
Aircraft serial
1729756
Aircraft time
4,464 hours
Engine
Lyc IO360L2A
Engine time
1,174 hours
Propeller
Mcauly 1A170DM
Part
Cylinder Head
Condition
Cracked
Location
Engine
Part time
1,174 hours
Stage of operation
IN
How discovered
V
Nature of condition
R
Precautionary procedure
E

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

What was found

THREE OF THE FOUR CYLINDERS WERE CRACKED AT THE CROWN OF THE HEAD. CRACKS WERE VISIBLE BETWEEN THE CYLINDER FINS WITH EXHAUST PRINTING VISIBLE.

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