# NTSB CHI72DEI12: Pitts Spcl, N2163, Akron, OH, July 24, 1971

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 24, 1971
- Place: Akron, OH · AKRON, OH
- Location: 41.0814° N, 81.5190° W: Placed by OpenAirDocs: center of Akron, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.0814&lon=-81.5190&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report March 14, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162988
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI72DEI12
- Page: https://openairdocs.org/ntsb/CHI72DEI12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2779  71/7/24    AKRON,OHIO          PITTS SPCL          CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 48, 2700
        TIME - 1546                    N2163               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 14 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ORVILLE,OHIO                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     LANDING: OTHER
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           POWERPLANT - LUBRICATING SYSTEM: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - OBSTRUCTED
           MISCELLANEOUS ACTS,CONDITIONS - OIL STARVATION
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- NR1 CYL EXH VALVE HEAD,STEM SEPD,ALUM PISTON BREAK-UP.OIL PASSAGES CLOGGED FRM ALUM PARTICLES.
```

## Aircraft

- Registration: [N2163](https://openairdocs.org/deregistered/N2163-1971-10-04), registration cancelled 1971-10-04, S/N EA 2 (OpenAirDocs)
- Reported make and model: PITTS SPCL
- Registry model: [Yde-Pitts Special S1C](https://openairdocs.org/model/yde-pitts-special-s1c) (registry code 72202ZQ) (OpenAirDocs)
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed

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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