What was found
THE INTAKE VALVE HAS MATERIAL MISSING IN I LOCATIONS AROUND THE PERIMETER OF THE VALVE HEAD SEAT AREA, LT APPEARS TO BE VALVE FAILURE AND NOT FOD, (OTHER INFO FOUND ON VALVE WFAA PMA719077QITALY),
- Difficulty date
- September 24, 2025
- Submitted
- September 24, 2025
- Operation
- General aviation
- Aircraft
- N66919
- Make and model
- Beech A36
- Aircraft serial
- E1634
- Engine
- Cont IO520BB
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Intake Valve
- Part number
- SA539983
- Condition
- Damaged
- Location
- Nr 3 Cylinder
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.