As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED T/O DUE TO LARGE SPLIT IN THROTTLE LEVERS ( APROX 2 KNOBS WIDTH) NORMAL ACCELERATION ON NR 1. NR 2 LAGGED BEHIND WITH ENG INDICATORS ON NR 2 ALSO SLOW AND BEHIND NR 1. ABORTED T/O AT APPROX 60 KTS. RETURNED FOR TAKEOFF THIS TIME WITH TOGA ENGAGED. THE SAME THING STARTED TO OCCURE SO WE IMMEDIATELY SELECTED AUTO THROTTLES OFF AND MANUALLY SET T/O POWER. ACFT RELEASED FOR SERVICE IAW MEL/CDL: 22-30-01-B.