# NTSB MIA71FKW45: Bensen B8M, N3675, Dayton, TN, April 4, 1971

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 4, 1971
- Place: Dayton, TN · DAYTON, TN
- Location: 35.4950° N, 85.0086° W: Placed by OpenAirDocs: center of Dayton, TN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.4950&lon=-85.0086&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report October 26, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160304
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA71FKW45
- Page: https://openairdocs.org/ntsb/MIA71FKW45

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0160   71/4/4    DAYTON,TENN         BENSEN B8M          CR-  0  1  0  NONCOMMERCIAL             STUDENT, AGE 46, 6 TOTAL
        TIME - 0900                    N3675               PX-  0  0  0  PRACTICE                  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MARK ANTON
        DEPARTURE POINT             INTENDED DESTINATION
          DAYTON,TENN                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: OTHER
           COLLIDED WITH: OBJECT                                    LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED
           MISCELLANEOUS ACTS,CONDITIONS - SCORED
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- NR 4 CYL SEIZED DUE OVRHEAT DURG FLT OVR ARPT.HIT STUMP DURG OFF RWY LDG ON EDGE OF ARPT.
```

## Aircraft

- Registration: [N3675](https://openairdocs.org/deregistered/N3675-1974-04-23), registration cancelled 1974-04-23, S/N 0975GK (OpenAirDocs)
- Reported make and model: BENSEN B8M
- Registry model: [Browing BENSEN B-8M](https://openairdocs.org/model/browing-bensen-b-8m) (registry code 1300514) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Mark Anton

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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