What was found
(AUS) NR 3 CYLINDER ROCKER HAT REMOVED TO REPAIR OIL LEAK. THE ROCKER PIN RETAINER WAS FOUND TO CRACKED. ON FURTHER INSPECTION OTHER ROCKER PIN RETAINERS SHOWED SIGNS OF INCIPIENT FAILURE.
- Difficulty date
- January 3, 2001
- Submitted
- March 20, 2001
- Operation
- General aviation
- Make and model
- Cessna R172K
- Engine
- Cont IO360HB
- Propeller
- Mcauly 2A34C203
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Retainer
- Part number
- 631996
- Condition
- Cracked
- Location
- Engine 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.