As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THROTTLE CABLE BROKE APPROXIMATELY 1.5 INCHES FROM THROTTLE LEVER. OLDER AIRCRAFT USED QQ-2-470 MUSIC WIRE .090 INCH DIAMETER. INNERGRANULAR CORROSION WAS NOTED IN THE BROKEN AREA. SUBMITTER RECOMMENDED CABLE BE REPLACED WITH 20253-P2 PIN MATERIAL OR UPGRADE AIRCRAFT TO LATE MODEL CABLE SYSTEM.