What was found
EN ROUTE AT CRUISE POWER, LT ENGINE STARTED RUNNING ROUGH. FOUND NR 11 CYLINDER CRACKED ACROSS EXHAUST ROCKER HOUSING CAUSING EXHAUST VALVE NOT TO OPEN.
- Difficulty date
- December 2, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N9923S
- Make and model
- Doug DC3C
- Aircraft serial
- 25964
- Engine
- Pwa R183090B
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 116733CP
- Condition
- Cracked
- Location
- Nr 11 Cylinder
- Part time
- 3,277 hours
- Stage of operation
- CR
- Nature of condition
- E, R
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.