What was found
DURING FLIGHT FROM KLRD TO KLRD LEVELING AT 17000 FT NR 1 ENGINE FLAMED OUT. ACCOMPLISHED FLAMEOUT CHECK LIST ENGINE STARTED NORMALLY. AFTER WARM UP PERIOD THROTTLE WAS ADVANCED WITH NO RESPONSE FROM ENGINE. THE ENGINE SHUTDOWN. OIL PRESSURE WENT TO 0 AT THAT TIME. MAINTENANCE REMOVED AND REPLACED THE NR 1 ENGINE AND NR 1 ENGINE NOSE COWL. AFTER ENGINE INSTALLATION AN IDLE CHECK AT PARTIAL POWER AND AT MAX POWER WERE PERFORMED AS WELL AS A VISUAL INSPECTION OF FORWARD AND REAR MOUNTS. WORK WAS PERFORMED PER ALL APPLICABLE MANUALS. THERE WERE NO DEFECTS AND THE AIRCRAFT WAS RETURNED TO SERVICE.