What was found
ON CLIMB OUT FROM FLL (FLIGHT NR 304) ENROUTE, NR 1 ENGINE REQUIRED MORE THROTTLE TO MAINTAIN EQUAL POWER TO NR 2 ENGINE. AT 25,000 FEET, FUEL FLOW ON NR 1 ENGINE WAS 3000 LBS HIGHER THAN NR 2 ENGINE AND AS THE THROTTLES WERE RETARDED NR 1 ENGINE STOPPED PROVIDING POWER. AIRCRAFT DIVERTED FOR MAINTENANCE. AFTER TROUBLESHOOTING, MAINTENANCE FOUND ONE FAILED 6TH STAGE BLEED AIR TRANSFER TUBE AND ONE MISSING 6TH STAGE BLEED AIR TRANSFER TUBE. THE ENGINE WAS REPAIRED AND RETURNED TO SERVICE.