What was found
ON TAKEOFF ROLL PILOT LOST POWER TO THE LT ENGINE. INVESTIGATION REVEALED THAT THE NR 5 CYLINDER EXHAUST VALVE ROCKER ARM WAS BROKEN. ADDITIONAL INSPECTION REVEALED DAMAGE TO THE NR 5 PUSH ROD AND HOUSING, AND THE HYDRAULIC LIFTER ASSY. ENGINE WAS MANUFACTURED 7-23-01 AND HAS A TT OF 110.6 HRS. INSPECTION AND REPAIR WAS COMPLETED IAW INSTRUCTIONS FROM A TECH REP. THE BROKEN ROCKER ARM WAS SENT TO MFG WARRANTY, IAW THEIR REQUEST AND THE OWNERS APPROVAL. (SW13200404842)