As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF DUE TO 2 LOUD POPPING SOUNDS 60 KTS INDICATED AT TIME OF POPPING MINIMAL EFFORT ON BRAKING. REMOVED LT IBV AND INSTALLED ON RT ENGINE. INSTALLED REPLACEMENT IBV ON LEFT ENGINE. ALL WORK WAS PERFORMED IAW JIC 75-31-61 AND MM 72-01-30. OPS CHECK IAW PWA MM 72-01-30. NO MORE POPPING NOTED. REMOVED AND REPLACED ENG AIR INTAKE DUCT IAW JIC 30-21-65 AND CMM 71-61-61. OPS CHECKED IAW JIC 30-21-00 OPT 10000, OPS CHECKED GOOD AT THIS TIME.