Service difficulty report · Rod Bolt · Piper PA31350

Difficulty date
December 13, 2000
Submitted
February 5, 2001
Operation
General aviation
Aircraft
N7090B
Make and model
Piper PA31350
Aircraft serial
317752075
Engine
Lyc TIO540J2BD
Part
Rod Bolt
Part number
AL75060
Condition
Broken
Location
Nr4 Cylinder
Component
Engine · Lyc
Component part number
TIO540J2BD
Stage of operation
CR
How discovered
O
Nature of condition
Y
Precautionary procedure
O

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

What was found

CONNECTING ROD BOLT BROKEN ON NR4 CYLINDER, LT ENGINE. DURING CRUSE FLIGHT. NR4 CYLINDER WAS PUSHED THRU COWLING AND BROKE OUT LEFT UPPER CRANKCASE.

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