As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF ROLL, THE NUMBER ONE ENGINE WOULD NOT DEVELOP MORE THAN 1.60 EPR. OTHER INDICATIONS WERE CONSISTENT WITH LOW POWER. ABORTED THE TAKEOFF AT 90 KNOTS. REMOVED AND REPLACED THE EPR INDICATOR. RAN ENGINE AND ALL INDICATIONS NORMAL.