NTSB Identification: LAX82FVM12
14 CFR Part 91: General Aviation
Accident occurred Saturday, February 20, 1982 in MORGAN HILL, CA
Probable Cause Approval Date: 02/20/1983
Aircraft: PITTS 51, registration: N8WA
Injuries: 1 Minor.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

WHILE PERFORMING ACROBATIC MANEUVERS THE PILOT NOTICED SMOKEAND OIL STREAMING BACK FROM THE ENGINE AND A LOSS OF OIL PRESSURE. HE THROTTLED BACK IMMEDIATELY AND STARTED A DESCENT TOWARDS A VACANT FIELD. IN AN ATTEMPT TO CLEAR SOME TELEPHONE LINES IN HIS PATH HE ADVANCED THE THROTTLE BUT THE ENGINE WOULD NOT RESPOND. HE COLLIDED WITH THE LINES AND THE AIR CRAFT CAME TO REST IN THE FIELD. ENGINE EXAMINATION REVEALEDA RUPTURED FLEXIBLE OIL LINE RUNNING FROM THE REAR OIL PUMP UNDER THE ENGINE TO THE FORWARD OIL COOLER.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LUBRICATING SYSTEM,OIL LINE..FAILURE,PARTIAL

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LUBRICATING SYSTEM,OIL LINE..LEAK

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

OBJECT..WIRE,TRANSMISSION

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