What was found
TOOLING-MACHINE CHATTER LEFT ROUGH, UNFINISHED AREA FOR CYL BASE O-RING TO SEAT AGAINST ALL FOUR CASE CYLINDER HOLES.
- Difficulty date
- June 13, 2001
- Submitted
- September 10, 2001
- Operation
- General aviation
- Aircraft
- N4250Q
- Make and model
- Cessna 172L
- Aircraft serial
- 17260150
- Engine
- Lyc O360*
- System (JASC)
- 8520 · Reciprocating Engine Power Section
- Part
- Crankcase
- Condition
- Mismanufactured
- Location
- Engine
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- W
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.