# NTSB MKC79FA052: Mong Sport MS-2, N563A, Sidney, NE, September 6, 1979

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: September 6, 1979
- Place: Sidney, NE · SIDNEY, NE
- Location: 41.1336° N, 102.9695° W: Placed by OpenAirDocs: center of Sidney, NE, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.1336&lon=-102.9695&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report November 28, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 134899
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC79FA052
- Page: https://openairdocs.org/ntsb/MKC79FA052

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2882   79/9/6    SIDNEY,NE           MONG SPORT MS-2     CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 62, 2450
        TIME - 1538                    N563A               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, UNK/NR IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SIDNEY MUNICIPAL
        DEPARTURE POINT             INTENDED DESTINATION
          SIDNEY,NE                   CHEYENNE,WY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           STALL: SPIN                                              LANDING: TRAFFIC PATTERN-CIRCLING
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- EXHAUST VALVE NUMBER 2 CYLINDER FAILED
```

## Aircraft

- Registration: [N563A](https://openairdocs.org/deregistered/N563A-1981-01-12), registration cancelled 1981-01-12, S/N 002 (OpenAirDocs)
- Reported make and model: MONG SPORT MS-2
- Registry model: [Mong Sport MS-2](https://openairdocs.org/model/mong-sport-ms-2) (registry code 57901J3) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Sidney Municipal

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19790906030069A](https://openairdocs.org/incident/19790906030069A), Sep 6, 1979: Amtrmg MONGSPORTMS2, Sidney, NE, Destroyed. Witnesses saw acft engine smoking on takeoff. Acft made 180 descending turn over field. Appeared to stall,hit ramp.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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