SDR 97ZZZX2816

Service difficulty report · Exhaust Valve · Cessna 140

Difficulty date
May 17, 1997
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N72742
Make and model
Cessna 140
Aircraft serial
9921
Engine
Cont C8512
Part
Exhaust Valve
Part number
646612
Condition
Leak
Location
Engine
Part time
40 hours
Component
653426A13
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

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

What was found

FORTY HOURS AFTER CYLINDER ASSY REPLACED, ALLL EXHAUST VALVES WERE LEAKING ON COMPRESSION CHECK ON ALL 4 CYLINDERS.

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