As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT - 402 - TPA-MIA - RIGHT ENGINE WENT TO ZERO TORQUE IN FLIGHT. EMERGENCY DECLARED AND AIRCRAFT RETURNED TO TPA. DETERMINED PY AIR LINE TO BE CRACKED. REPLACED PY AIR LINE. REPLACED ISOLATOR MOUNTS AND CHECKED PROPELLER DYNAMIC BALANCING. AIRCRAFT RELEASED TO SERVICE. (M)