As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) ENGINE STARTER SHAFT AND CRANKSHAFT GEAR TEETH WORN EXCESSIVELY -FOUND DURING ENGINE BULK STRIP FOR CRACKED CRANKCASE IN AREA OFNO4 CYLINDER BASE STUDS - THIS ASSEMBLY IS THE IMPROVED TYPE PURCHASED IN KIT FORM FROM CONTINENTAL AS PNO EQ6042